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IPV4

72.249.0.0

Record found
Retrieved · 25 Sep 2026, 09:08 UTC1 sourceView JSON
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01

Registry record

RDAPhttps://rdap.arin.net/registry/ip/72.249.0.0
Record found
Record ID
NET-72-249-0-0-2
Network name
COLO4-ROCHE-14-083106
Address range
72.249.0.0 — 72.249.0.7
CIDR blocks
72.249.0.0/29
Network type
ASSIGNMENT
Parent network
NET-72-249-0-0-1
Last changed
2007-01-25T16:18:08-05:00
Registered
2007-01-25T16:18:08-05:00
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
Rochen Limited
ROCHE-14
Address
3000 Irving Boulevard Dallas TX 75247 United States
Type
org

Registry · rdap.arin.net

Technical · Noc · Administrative
Rochen NOC
TECHN489-ARIN
Address
3000 Irving Boulevard Dallas TX 75247 United States
Organization
Rochen US, Inc.
Type
group
Email
rochennoc@rochen.com
Phone (work, voice)
+1-214-716-5055
Registration Comments
Please contact Rochen's Network Operations Center (NOC) for any network or DNS related issues.
Unvalidated POC
ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-09-10

Registry · rdap.arin.net

Abuse
Rochen Abuse
ROCHE32-ARIN
Address
3000 Irving Boulevard Dallas TX 75247 United States
Organization
Rochen, Ltd.
Type
group
Email
abuse@rochen.com
Phone (work, voice)
+1-214-716-5055
Registration Comments
Please contact Rochen's abuse team for law enforcement enquiries, junk mail complaints or to report any malicious network activity.

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/72.249.0.0
{
    "arin_originas0_originautnums": [],
    "cidr0_cidrs": [
        {
            "v4prefix": "72.249.0.0",
            "length": 29
        }
    ],
    "endAddress": "72.249.0.7",
    "entities": [
        {
            "entities": [
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2024-09-10T16:24:42-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2006-10-12T08:30:11-04:00"
                        }
                    ],
                    "handle": "TECHN489-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/TECHN489-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/TECHN489-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "Please contact Rochen's Network Operations Center (NOC) for any network or DNS related issues."
                            ],
                            "title": "Registration Comments"
                        },
                        {
                            "description": [
                                "ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-09-10"
                            ],
                            "title": "Unvalidated POC"
                        }
                    ],
                    "roles": [
                        "technical",
                        "noc",
                        "administrative"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "3000 Irving Boulevard\nDallas\nTX\n75247\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Rochen NOC"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "Rochen US, Inc."
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "rochennoc@rochen.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-214-716-5055"
                            ]
                        ]
                    ]
                },
                {
                    "events": [
                        {
                            "eventAction": "last changed",
                            "eventDate": "2025-04-09T17:18:11-04:00"
                        },
                        {
                            "eventAction": "registration",
                            "eventDate": "2015-06-02T17:25:11-04:00"
                        }
                    ],
                    "handle": "ROCHE32-ARIN",
                    "links": [
                        {
                            "href": "https://rdap.arin.net/registry/entity/ROCHE32-ARIN",
                            "rel": "self",
                            "type": "application/rdap+json",
                            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
                        },
                        {
                            "href": "https://whois.arin.net/rest/poc/ROCHE32-ARIN",
                            "rel": "alternate",
                            "type": "application/xml",
                            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
                        }
                    ],
                    "objectClassName": "entity",
                    "port43": "whois.arin.net",
                    "remarks": [
                        {
                            "description": [
                                "Please contact Rochen's abuse team for law enforcement enquiries, junk mail complaints or to report any malicious network activity."
                            ],
                            "title": "Registration Comments"
                        }
                    ],
                    "roles": [
                        "abuse"
                    ],
                    "status": [
                        "validated"
                    ],
                    "vcardArray": [
                        "vcard",
                        [
                            [
                                "version",
                                [],
                                "text",
                                "4.0"
                            ],
                            [
                                "adr",
                                {
                                    "label": "3000 Irving Boulevard\nDallas\nTX\n75247\nUnited States"
                                },
                                "text",
                                [
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    "",
                                    ""
                                ]
                            ],
                            [
                                "fn",
                                [],
                                "text",
                                "Rochen Abuse"
                            ],
                            [
                                "org",
                                [],
                                "text",
                                "Rochen, Ltd."
                            ],
                            [
                                "kind",
                                [],
                                "text",
                                "group"
                            ],
                            [
                                "email",
                                [],
                                "text",
                                "abuse@rochen.com"
                            ],
                            [
                                "tel",
                                {
                                    "type": [
                                        "work",
                                        "voice"
                                    ]
                                },
                                "text",
                                "+1-214-716-5055"
                            ]
                        ]
                    ]
                }
            ],
            "events": [
                {
                    "eventAction": "last changed",
                    "eventDate": "2020-06-29T16:27:39-04:00"
                },
                {
                    "eventAction": "registration",
                    "eventDate": "2006-10-12T08:30:11-04:00"
                }
            ],
            "handle": "ROCHE-14",
            "links": [
                {
                    "href": "https://rdap.arin.net/registry/entity/ROCHE-14",
                    "rel": "self",
                    "type": "application/rdap+json",
                    "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
                },
                {
                    "href": "https://whois.arin.net/rest/org/ROCHE-14",
                    "rel": "alternate",
                    "type": "application/xml",
                    "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
                }
            ],
            "objectClassName": "entity",
            "port43": "whois.arin.net",
            "roles": [
                "registrant"
            ],
            "vcardArray": [
                "vcard",
                [
                    [
                        "version",
                        [],
                        "text",
                        "4.0"
                    ],
                    [
                        "fn",
                        [],
                        "text",
                        "Rochen Limited"
                    ],
                    [
                        "adr",
                        {
                            "label": "3000 Irving Boulevard\nDallas\nTX\n75247\nUnited States"
                        },
                        "text",
                        [
                            "",
                            "",
                            "",
                            "",
                            "",
                            "",
                            ""
                        ]
                    ],
                    [
                        "kind",
                        [],
                        "text",
                        "org"
                    ]
                ]
            ]
        }
    ],
    "events": [
        {
            "eventAction": "last changed",
            "eventDate": "2007-01-25T16:18:08-05:00"
        },
        {
            "eventAction": "registration",
            "eventDate": "2007-01-25T16:18:08-05:00"
        }
    ],
    "handle": "NET-72-249-0-0-2",
    "ipVersion": "v4",
    "links": [
        {
            "href": "https://rdap.arin.net/registry/ip/72.249.0.0",
            "rel": "self",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
        },
        {
            "href": "https://whois.arin.net/rest/net/NET-72-249-0-0-2",
            "rel": "alternate",
            "type": "application/xml",
            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
        },
        {
            "href": "https://rdap.arin.net/registry/ip/72.249.0.0/17",
            "rel": "up",
            "type": "application/rdap+json",
            "value": "https://rdap.arin.net/registry/ip/72.249.0.0"
        }
    ],
    "name": "COLO4-ROCHE-14-083106",
    "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/72.249.0.0"
                }
            ],
            "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/72.249.0.0"
                }
            ],
            "title": "Whois Inaccuracy Reporting"
        },
        {
            "description": [
                "Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
            ],
            "title": "Copyright Notice"
        }
    ],
    "objectClassName": "ip network",
    "parentHandle": "NET-72-249-0-0-1",
    "port43": "whois.arin.net",
    "rdapConformance": [
        "nro_rdap_profile_0",
        "rdap_level_0",
        "cidr0",
        "arin_originas0"
    ],
    "startAddress": "72.249.0.0",
    "status": [
        "active"
    ],
    "type": "ASSIGNMENT"
}