Registry · RDAP Original response
https://rdap.arin.net/registry/ip/209.166.192.0/18
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "209.166.192.0",
"length": 18
}
],
"endAddress": "209.166.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-09T09:29:05-05:00"
},
{
"eventAction": "registration",
"eventDate": "1996-07-01T13:30:28-04:00"
}
],
"handle": "MR1513-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MR1513-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
},
{
"href": "https://whois.arin.net/rest/poc/MR1513-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "7 Woodybrook Lane\nCroton-on-Hudson\nNY\n10520-3201\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Michael Rosenthal"
],
[
"n",
[],
"text",
[
"Rosenthal",
"Michael",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"michael@walrus.net"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-453-5835"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-01-09T09:29:16-05:00"
}
],
"handle": "WIH-ORG-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/WIH-ORG-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
},
{
"href": "https://whois.arin.net/rest/poc/WIH-ORG-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "P.O. Box 555\nCrugers\nNY\n10521\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Walrus Internet"
],
[
"org",
[],
"text",
"Walrus Internet"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"hostmaster@walrus.net"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-212-453-5835"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-11-25T11:09:46-05:00"
},
{
"eventAction": "registration",
"eventDate": "1996-07-01T00:00:00-04:00"
}
],
"handle": "WLRI",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/WLRI",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
},
{
"href": "https://whois.arin.net/rest/org/WLRI",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Walrus Internet"
],
[
"adr",
{
"label": "P.O. Box 555\nCrugers\nNY\n10520\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-07-17T11:21:50-04:00"
},
{
"eventAction": "registration",
"eventDate": "1999-06-15T00:00:00-04:00"
}
],
"handle": "NET-209-166-192-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/209.166.192.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
},
{
"href": "https://whois.arin.net/rest/net/NET-209-166-192-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/209.166.192.0/18"
}
],
"name": "WALRUS",
"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/209.166.192.0/18"
}
],
"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/209.166.192.0/18"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-209-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----"
],
"title": "Registration Comments"
}
],
"startAddress": "209.166.192.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}