Registry · RDAP Original response
https://rdap.arin.net/registry/ip/151.207.255.255
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "151.207.0.0",
"length": 16
}
],
"endAddress": "151.207.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2013-09-04T09:41:16-04:00"
},
{
"eventAction": "registration",
"eventDate": "2013-09-04T09:41:16-04:00"
}
],
"handle": "CWO91-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CWO91-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
},
{
"href": "https://whois.arin.net/rest/poc/CWO91-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2014-09-04"
],
"title": "Unvalidated POC"
}
],
"roles": [
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],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "600 Dulaney Street\nAlexandria\nVA\n22314\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Chief Watch Officer"
],
[
"org",
[],
"text",
"USPTO"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"abuse@uspto.gov"
],
[
"tel",
{
"type": [
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]
},
"text",
"+1-571-272-6700"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-07-08T08:24:15-04:00"
},
{
"eventAction": "registration",
"eventDate": "2020-07-08T17:36:52-04:00"
}
],
"handle": "NAT41-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NAT41-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
},
{
"href": "https://whois.arin.net/rest/poc/NAT41-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
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],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "325 Broadway\nNWAVE\nBoulder\nCO\n80305\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"N-Wave ARIN Tech"
],
[
"org",
[],
"text",
"National Oceanic and Atmospheric Administration"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"nwave-arin-tech@noaa.gov"
],
[
"tel",
{
"type": [
"work",
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]
},
"text",
"+1-812-856-7477"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-04T11:35:46-04:00"
},
{
"eventAction": "registration",
"eventDate": "2007-03-01T13:32:33-05:00"
}
],
"handle": "KEL17-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/KEL17-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
},
{
"href": "https://whois.arin.net/rest/poc/KEL17-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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"technical",
"dns"
],
"status": [
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],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "600 Dulaney St\nAlexandria\nVA\n22314\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Karen Elizabeth Lear"
],
[
"n",
[],
"text",
[
"Lear",
"Karen",
"Elizabeth",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"karen.mcghee@uspto.gov"
],
[
"tel",
{
"type": [
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]
},
"text",
"+1-571-272-5314"
],
[
"tel",
{
"type": [
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"cell"
]
},
"text",
"+1-571-238-9660"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-01-23T13:22:18-05:00"
},
{
"eventAction": "registration",
"eventDate": "1995-09-20T00:00:00-04:00"
}
],
"handle": "USPTO",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/USPTO",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
},
{
"href": "https://whois.arin.net/rest/org/USPTO",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"United States Patent and Trademark Office"
],
[
"adr",
{
"label": "600 Dulaney Street\nAlexandria\nVA\n22314\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2023-04-03T12:33:05-04:00"
},
{
"eventAction": "registration",
"eventDate": "1991-09-25T00:00:00-04:00"
}
],
"handle": "NET-151-207-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/151.207.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
},
{
"href": "https://whois.arin.net/rest/net/NET-151-207-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/151.207.255.255"
}
],
"name": "PTONET",
"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/151.207.255.255"
}
],
"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/151.207.255.255"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-151-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
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],
"title": "Registration Comments"
}
],
"startAddress": "151.207.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}