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IPV4

66.2.63.255

Record found
Retrieved · 04 Oct 2026, 21:23 UTC1 sourceView JSON
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01

Registry record

RDAPhttps://rdap.arin.net/registry/ip/66.2.63.255
Record found
Record ID
NET-66-2-63-0-1
Network name
XOXO-66-2-63-0
Address range
66.2.63.0 — 66.2.63.255
CIDR blocks
66.2.63.0/24
Network type
ALLOCATION
Parent network
NET-66-2-0-0-1
Last changed
2016-08-10T09:24:24-04:00
Registered
2016-08-10T09:24:24-04:00
Status
active
Notices & terms 3

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.

Organizations & contacts

3
Organization / registrant
XO Communications
XOXO
Address
13865 Sunrise Valley Drive Herdon VA 20171 United States
Type
org

Registry · rdap.arin.net

Technical · Administrative
XO Communications, IP Administrator
XCIA-ARIN
Address
13865 Sunrise Valley Dr Herndon VA 20171 United States
Organization
XO Communications
Type
group
Email
ipadmin@eng.xo.com
Phone (work, voice)
+1-703-547-2000
Fax
+1-703-547-2881
Registration Comments
If you are a customer, please use the web form at http://www.xo.com/contact/care/ to submit customer issues. If you would like to report network violations and abuse, please e-mail abuse@xo.net. Using the proper contact will result in better service. Thank you for your cooperation.
Unvalidated POC
ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2021-04-20

Registry · rdap.arin.net

Abuse
XO Communications, Network Violations
XCNV-ARIN
Address
Network Investigations 2885 Elm Hill Pike Nashville TN 37214 United States
Organization
XO Communications Services, A Verizon Company
Type
group
Email
abuse@xo.net
Phone (work, voice)
+1-800-421-3872
Registration Comments
The Investigations team is available to assist with Acceptable Use Policy issues via email contact only. XO AUP: http://www.xo.com/about/policy/Pages/acceptable-use.aspx. Your patience, cooperation, and courtesy when contacting XO Communications is most appreciated.
Unvalidated POC
ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2021-04-20

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/66.2.63.255
{
    "arin_originas0_originautnums": [],
    "cidr0_cidrs": [
        {
            "v4prefix": "66.2.63.0",
            "length": 24
        }
    ],
    "endAddress": "66.2.63.255",
    "entities": [
        {
            "entities": [
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2017-10-11T11:23:21-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2002-11-12T16:04:01-05:00"
                        }
                    ],
                    "handle": "XCNV-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/XCNV-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/XCNV-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "The Investigations team is available to assist with Acceptable Use Policy issues via email contact only. XO AUP: http://www.xo.com/about/policy/Pages/acceptable-use.aspx.",
                                "Your patience, cooperation, and courtesy when contacting XO Communications is most appreciated."
                            ],
                            "title": "Registration Comments"
                        },
                        {
                            "description": [
                                "ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2021-04-20"
                            ],
                            "title": "Unvalidated POC"
                        }
                    ],
                    "roles": [
                        "abuse"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "Network Investigations\n2885 Elm Hill Pike\nNashville\nTN\n37214\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "XO Communications, Network Violations"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "XO Communications Services, A Verizon Company"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "abuse@xo.net"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-800-421-3872"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2016-10-09T09:17:36-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2002-11-08T23:00:03-05:00"
                        }
                    ],
                    "handle": "XCIA-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/XCIA-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/XCIA-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "If you are a customer, please use the web form at http://www.xo.com/contact/care/ to submit customer issues. If you would like to report network violations and abuse, please e-mail abuse@xo.net. Using the proper contact will result in better service. Thank you for your cooperation."
                            ],
                            "title": "Registration Comments"
                        },
                        {
                            "description": [
                                "ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2021-04-20"
                            ],
                            "title": "Unvalidated POC"
                        }
                    ],
                    "roles": [
                        "technical",
                        "administrative"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "13865 Sunrise Valley Dr\nHerndon\nVA\n20171\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "XO Communications, IP Administrator"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "XO Communications"
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "ipadmin@eng.xo.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-703-547-2000"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "fax"
                                    ]
                                },
                                "text",
                                "+1-703-547-2881"
                            ]
                        ]
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2018-01-08T10:24:25-05:00"
                }
            ],
            "handle": "XOXO",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/XOXO",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
                },
                {
                    "href": "https://whois.arin.net/rest/org/XOXO",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "roles": [
                "registrant"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "XO Communications"
                    ],
                    [
                        "adr",
                        {
                            "label": "13865 Sunrise Valley Drive\nHerdon\nVA\n20171\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ]
                ]
            ]
        }
    ],
    "events": [
        {
            "eventAction": "last changed",
            "eventDate": "2016-08-10T09:24:24-04:00"
        },
        {
            "eventAction": "registration",
            "eventDate": "2016-08-10T09:24:24-04:00"
        }
    ],
    "handle": "NET-66-2-63-0-1",
    "ipVersion": "v4",
    "links": [
        {
            "href": "https://rdap.arin.net/registry/ip/66.2.63.0",
            "rel": "self",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
        },
        {
            "href": "https://whois.arin.net/rest/net/NET-66-2-63-0-1",
            "rel": "alternate",
            "type": "application/xml",
            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
        },
        {
            "href": "https://rdap.arin.net/registry/ip/66.2.0.0/15",
            "rel": "up",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/66.2.63.255"
        }
    ],
    "name": "XOXO-66-2-63-0",
    "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/66.2.63.255"
                }
            ],
            "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/66.2.63.255"
                }
            ],
            "title": "Whois Inaccuracy Reporting"
        },
        {
            "description": [
                "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
            ],
            "title": "Copyright Notice"
        }
    ],
    "objectClassName": "ip network",
    "parentHandle": "NET-66-2-0-0-1",
    "port43": "whois.arin.net",
    "rdapConformance": [
        "nro_rdap_profile_0",
        "rdap_level_0",
        "cidr0",
        "arin_originas0"
    ],
    "startAddress": "66.2.63.0",
    "status": [
        "active"
    ],
    "type": "ALLOCATION"
}