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AS54053
REALOGY-DDC - Realogy Group LLC Announcing routesAS nameREALOGY-DDC
OrganisationRealogy Group LLC
Registry (RIR)ARIN
HandleAS54053
RangeAS54053
Registered10 Jan 2013
Last changed26 Nov 2013
Abuse contact[email protected]
19IPv4 prefixes
0IPv6 prefixes
2Upstreams
0Downstreams
Upstreams
| AS | Network name | Visibility |
|---|---|---|
| AS174 | COGENT-174 - Cogent Communications, LLC | 240 |
| AS33652 | CMCS - Comcast Cable Communications, LLC | 225 |
Downstreams
None seen.
IPv4 prefixes (19)
RPKI-validate all prefixes of AS54053
Contacts
| Role | Name | Handle | Email / phone | Address |
|---|---|---|---|---|
| registrant | Realogy Group LLC | REALO | 175 Park Ave, Madison, NJ, 07940, United States | |
| abuse, administrative, technical | nrthost | NRTHO-ARIN | [email protected], +1-973-407-2000 | 175 Park Ave, Madison, NJ, 07940, United States |
Raw registry response
{
"endAutnum": 54053,
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-27T14:40:25-04:00"
},
{
"eventAction": "registration",
"eventDate": "2005-08-31T11:00:10-04:00"
}
],
"handle": "NRTHO-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NRTHO-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/54053"
},
{
"href": "https://whois.arin.net/rest/poc/NRTHO-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/54053"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"administrative",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "175 Park Ave\nMadison\nNJ\n07940\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"nrthost"
],
[
"org",
[],
"text",
"Realogy Corporation"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-973-407-2000"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2013-12-05T15:06:38-05:00"
},
{
"eventAction": "registration",
"eventDate": "2006-11-03T13:20:32-05:00"
}
],
"handle": "REALO",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/REALO",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/54053"
},
{
"href": "https://whois.arin.net/rest/org/REALO",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/54053"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Realogy Group LLC"
],
[
"adr",
{
"label": "175 Park Ave\nMadison\nNJ\n07940\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2013-11-25T16:47:00-05:00"
},
{
"eventAction": "registration",
"eventDate": "2013-01-10T12:50:51-05:00"
}
],
"handle": "AS54053",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/54053",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/54053"
},
{
"href": "https://whois.arin.net/rest/asn/AS54053",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/54053"
}
],
"name": "REALOGY-DDC",
"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/autnum/54053"
}
],
"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/autnum/54053"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "autnum",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"nro_rdap_profile_asn_flat_0"
],
"startAutnum": 54053,
"status": [
"active"
]
}Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.