THE INTERNET, ON RECORD

Domain, IP & ASN lookup.

Explore domains, TLDs, networks and the organizations behind them.

IPV4

209.64.45.255

Record found
Retrieved · 11 Oct 2026, 19:14 UTC1 sourceView JSON
Click a domain or IP to look it up.
01

Registry record

RDAPhttps://rdap.arin.net/registry/ip/209.64.45.255
Record found
Record ID
NET-209-64-44-0-1
Network name
ATTSVCM-209-64-44-0
Address range
209.64.44.0 — 209.64.45.255
CIDR blocks
209.64.44.0/23
Network type
ALLOCATION
Parent network
NET-209-64-0-0-1
Last changed
2003-12-15T13:09:40-05:00
Registered
2003-12-15T13:09:40-05:00
Status
active
Notices & terms 4

Terms of Service

By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use https://www.arin.net/resources/registry/whois/tou/

Whois Inaccuracy Reporting

If you see inaccuracies in the results, please visit: https://www.arin.net/resources/registry/whois/inaccuracy_reporting/

Copyright Notice

Copyright 1997-2026, American Registry for Internet Numbers, Ltd.

Registration Comments

For abuse issues contact abuse@att.net.

Organizations & contacts

6
Organization / registrant
AT&T Services, Inc.
ATTW
Address
200 S. Laurel AVE. MIDDLETOWN NJ 07748 United States
Type
org
Registration Comments
Contact AT&T Abuse ( abuse@att.net ) for policy abuse issues. All policy abuse issues sent to other POCs will be disregarded.

Registry · rdap.arin.net

Administrative
IPAdmin-ATT Internet Services
ZS44-ARIN
Address
208 S. Akard St. Dallas TX 75202 United States
Organization
AT&T Enterprises, LLC
Type
group
Email
ipadmin@semail.att.com
Email
ipadmin@att.com
Phone (work, voice)
+1-888-510-5545
Registration Comments
For policy abuse issues contact: Email abuse@att.net. NO ATTACHMENTS. Include IP address, time/date, message header, and attack logs. For all Legal Inquiries contact: AT&T National Compliance Center 11760 US Hwy 1, Suite 300 North Palm Beach, FL 33408 Phone: 1-800-635-6840, opt 5 Fax: 1-888-938-4715 Email: gldc@att.com

Registry · rdap.arin.net

Technical
IP SWIP
IPSWI-ARIN
Address
One Corporate Place South Piscataway NJ 08854 United States
Organization
AT&T
Type
group
Email
help@ip.att.net
Phone (work, voice)
+1-888-613-6330
Registration Comments
Contact AT&T Abuse ( abuse@att.net ) for policy abuse issues. All policy abuse issues sent to other POCs will be disregarded. .

Registry · rdap.arin.net

Technical
IP Team
ICC-ARIN
Address
200 S. Laurel AVE MIDDLETOWN NJ 07748 United States
Organization
AT&T WorldNet Services
Type
group
Email
rm-ipspecialist@att.com
Phone (work, voice)
+1-888-876-2382
Registration Comments
Contact AT&T Abuse (abuse@att.net) for policy issues. All policy abuse issues sent to other POCs will be disregarded.

Registry · rdap.arin.net

Abuse
ATT Abuse
ATTAB-ARIN
Address
4625 Creekstone Drive Durham NC 27703 United States
Organization
AT&T
Type
group
Email
abuse@att.net
Phone (work, voice)
+1-999-999-9999

Registry · rdap.arin.net

Routing
Routing POC
ROUTI59-ARIN
Address
200 S Laurel Ave Middletown NJ 07748 United States
Organization
AT&T
Type
group
Email
routing_poc@att.com
Phone (work, voice)
+1-999-999-9999

Registry · rdap.arin.net

Route / route6 records IRR

rr.arin.net:43

BGP observations →

Exact and covering objects from ARIN. These are registered routing policies; they do not confirm a live announcement.

No matching route objects were returned by this registry. Records may exist in another IRR.

Registry · RDAP Original response
https://rdap.arin.net/registry/ip/209.64.45.255
{
    "arin_originas0_originautnums": [],
    "cidr0_cidrs": [
        {
            "v4prefix": "209.64.44.0",
            "length": 23
        }
    ],
    "endAddress": "209.64.45.255",
    "entities": [
        {
            "entities": [
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-02-04T11:52:45-05:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2000-05-17T16:09:19-04:00"
                        }
                    ],
                    "handle": "ZS44-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/ZS44-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/ZS44-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "For policy abuse issues contact:",
                                "Email abuse@att.net. NO ATTACHMENTS. Include IP address, time/date, message header, and attack logs.",
                                "",
                                "For all Legal Inquiries contact:",
                                "AT&T National Compliance Center",
                                "11760 US Hwy 1,  Suite 300",
                                "North Palm Beach, FL   33408",
                                "Phone:\t1-800-635-6840, opt 5",
                                "Fax:\t1-888-938-4715",
                                "Email:\tgldc@att.com"
                            ],
                            "title": "Registration Comments"
                        }
                    ],
                    "roles": [
                        "administrative"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "208 S. Akard St.\nDallas\nTX\n75202\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "IPAdmin-ATT Internet Services"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "AT&T Enterprises, LLC"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "ipadmin@semail.att.com"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "ipadmin@att.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-888-510-5545"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2025-07-03T15:57:36-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2002-09-24T15:36:27-04:00"
                        }
                    ],
                    "handle": "IPSWI-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/IPSWI-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/IPSWI-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "Contact AT&T Abuse ( abuse@att.net ) for policy abuse issues.",
                                "All policy abuse issues sent to other POCs will be disregarded.",
                                "."
                            ],
                            "title": "Registration Comments"
                        }
                    ],
                    "roles": [
                        "technical"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "One Corporate Place South\nPiscataway\nNJ\n08854\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "IP SWIP"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "AT&T"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "help@ip.att.net"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "swipid@icorefep3.ims.att.com"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "swipid@icorefep1.ims.att.com"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "swipid@icorefep2.noc.att.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-888-613-6330"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2025-07-03T15:57:58-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2002-09-24T15:36:27-04:00"
                        }
                    ],
                    "handle": "ATTAB-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/ATTAB-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/ATTAB-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "roles": [
                        "abuse"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "4625 Creekstone Drive\nDurham\nNC\n27703\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "ATT Abuse"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "AT&T"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "abuse@att.net"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-999-999-9999"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-03-17T09:10:06-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2024-05-23T17:15:05-04:00"
                        }
                    ],
                    "handle": "ROUTI59-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/ROUTI59-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/ROUTI59-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "roles": [
                        "routing"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "200 S Laurel Ave\nMiddletown\nNJ\n07748\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Routing POC"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "AT&T"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "routing_poc@att.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-999-999-9999"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2026-08-19T20:36:24-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2002-09-24T15:36:27-04:00"
                        }
                    ],
                    "handle": "ICC-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/ICC-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/ICC-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "Contact AT&T Abuse (abuse@att.net) for policy",
                                "issues.",
                                "All policy abuse issues sent to other POCs will be",
                                "disregarded."
                            ],
                            "title": "Registration Comments"
                        }
                    ],
                    "roles": [
                        "technical"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "200 S. Laurel AVE\nMIDDLETOWN\nNJ\n07748\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "IP Team"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "AT&T WorldNet Services"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "rm-ipspecialist@att.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-888-876-2382"
                            ]
                        ]
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2024-11-25T11:09:46-05:00"
                }
            ],
            "handle": "ATTW",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/ATTW",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                },
                {
                    "href": "https://whois.arin.net/rest/org/ATTW",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "remarks": [
                {
                    "description": [
                        "Contact AT&T Abuse ( abuse@att.net ) for policy abuse issues.\r",
                        "All policy abuse issues sent to other POCs will be disregarded."
                    ],
                    "title": "Registration Comments"
                }
            ],
            "roles": [
                "registrant"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "AT&T Services, Inc."
                    ],
                    [
                        "adr",
                        {
                            "label": "200 S. Laurel AVE.\nMIDDLETOWN\nNJ\n07748\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ]
                ]
            ]
        },
        {
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2025-07-03T15:57:36-04:00"
                },
                {
                    "eventAction": "registration",
                    "eventDate": "2002-09-24T15:36:27-04:00"
                }
            ],
            "handle": "IPSWI-ARIN",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/IPSWI-ARIN",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                },
                {
                    "href": "https://whois.arin.net/rest/poc/IPSWI-ARIN",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "remarks": [
                {
                    "description": [
                        "Contact AT&T Abuse ( abuse@att.net ) for policy abuse issues.",
                        "All policy abuse issues sent to other POCs will be disregarded.",
                        "."
                    ],
                    "title": "Registration Comments"
                }
            ],
            "roles": [
                "technical"
            ],
            "status": [
                "validated"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "adr",
                        {
                            "label": "One Corporate Place South\nPiscataway\nNJ\n08854\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "IP SWIP"
                    ],
                    [
                        "org",
                        [],
                        "text",
                        "AT&T"
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "group"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "help@ip.att.net"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "swipid@icorefep3.ims.att.com"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "swipid@icorefep1.ims.att.com"
                    ],
                    [
                        "email",
                        [],
                        "text",
                        "swipid@icorefep2.noc.att.com"
                    ],
                    [
                        "tel",
                        {
                            "type": [
                                "work",
                                "voice"
                            ]
                        },
                        "text",
                        "+1-888-613-6330"
                    ]
                ]
            ]
        }
    ],
    "events": [
        {
            "eventAction": "last changed",
            "eventDate": "2003-12-15T13:09:40-05:00"
        },
        {
            "eventAction": "registration",
            "eventDate": "2003-12-15T13:09:40-05:00"
        }
    ],
    "handle": "NET-209-64-44-0-1",
    "ipVersion": "v4",
    "links": [
        {
            "href": "https://rdap.arin.net/registry/ip/209.64.44.0",
            "rel": "self",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
        },
        {
            "href": "https://whois.arin.net/rest/net/NET-209-64-44-0-1",
            "rel": "alternate",
            "type": "application/xml",
            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
        },
        {
            "href": "https://rdap.arin.net/registry/ip/209.64.0.0/15",
            "rel": "up",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
        }
    ],
    "name": "ATTSVCM-209-64-44-0",
    "notices": [
        {
            "description": [
                "By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
            ],
            "links": [
                {
                    "href": "https://www.arin.net/resources/registry/whois/tou/",
                    "rel": "terms-of-service",
                    "type": "text/html",
                    "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                }
            ],
            "title": "Terms of Service"
        },
        {
            "description": [
                "If you see inaccuracies in the results, please visit: "
            ],
            "links": [
                {
                    "href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
                    "rel": "inaccuracy-report",
                    "type": "text/html",
                    "value": "https://rdap.arin.net/registry/ip/209.64.45.255"
                }
            ],
            "title": "Whois Inaccuracy Reporting"
        },
        {
            "description": [
                "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
            ],
            "title": "Copyright Notice"
        }
    ],
    "objectClassName": "ip network",
    "parentHandle": "NET-209-64-0-0-1",
    "port43": "whois.arin.net",
    "rdapConformance": [
        "nro_rdap_profile_0",
        "rdap_level_0",
        "cidr0",
        "arin_originas0"
    ],
    "remarks": [
        {
            "description": [
                "For abuse issues contact abuse@att.net."
            ],
            "title": "Registration Comments"
        }
    ],
    "startAddress": "209.64.44.0",
    "status": [
        "active"
    ],
    "type": "ALLOCATION"
}