Registry · RDAP Original response
https://rdap.arin.net/registry/autnum/11131
{
"endAutnum": 11131,
"entities": [
{
"entities": [
{
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{
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},
{
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}
],
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{
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},
{
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[
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[
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{
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},
{
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}
],
"handle": "SOELL-ARIN",
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{
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"type": "application/rdap+json",
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},
{
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}
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{
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],
[
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"text",
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]
],
[
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[
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[],
"text",
"rays1@umbc.edu"
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[
"tel",
{
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},
"text",
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},
{
"events": [
{
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},
{
"eventAction": "registration",
"eventDate": "1988-08-08T15:41:04-04:00"
}
],
"handle": "JJS41-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/JJS41-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/11131"
},
{
"href": "https://whois.arin.net/rest/poc/JJS41-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/11131"
}
],
"objectClassName": "entity",
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[
[
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[
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{
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},
"text",
[
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"",
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""
]
],
[
"fn",
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"text",
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[
"n",
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[
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"",
""
]
],
[
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[],
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[
"email",
[],
"text",
"jack@umbc.edu"
],
[
"tel",
{
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]
},
"text",
"+1-410-455-2582"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-20T09:14:27-05:00"
},
{
"eventAction": "registration",
"eventDate": "2023-01-11T12:10:37-05:00"
}
],
"handle": "WHOIS10-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/WHOIS10-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/11131"
},
{
"href": "https://whois.arin.net/rest/poc/WHOIS10-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/11131"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
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],
"status": [
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],
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[
[
"version",
[],
"text",
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],
[
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{
"label": "1000 Hilltop Circle\nBaltimore\nMD\n21250\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
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""
]
],
[
"fn",
[],
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[
"org",
[],
"text",
"UMBC"
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[
"kind",
[],
"text",
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[
"email",
[],
"text",
"rays1@umbc.edu"
],
[
"tel",
{
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},
"text",
"+1-410-455-3256"
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]
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}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-03-02T16:17:37-05:00"
},
{
"eventAction": "registration",
"eventDate": "1998-04-20T00:00:00-04:00"
}
],
"handle": "UMBCU",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UMBCU",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/11131"
},
{
"href": "https://whois.arin.net/rest/org/UMBCU",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/11131"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"For Security Complaints Contact security@umbc.edu"
],
"title": "Registration Comments"
}
],
"roles": [
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],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
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],
[
"adr",
{
"label": "1000 Hilltop Circle\nBaltimore\nMD\n21250\nUnited States"
},
"text",
[
"",
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"",
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""
]
],
[
"kind",
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"text",
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]
]
},
{
"events": [
{
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"eventDate": "2026-04-21T08:46:09-04:00"
},
{
"eventAction": "registration",
"eventDate": "2019-04-16T08:40:36-04:00"
}
],
"handle": "SOELL-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SOELL-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/11131"
},
{
"href": "https://whois.arin.net/rest/poc/SOELL-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/11131"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
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],
"vcardArray": [
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[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1000 Hilltop Circle\nEngineering 125\nBaltimore\nMD\n21250\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Ray Soellner"
],
[
"n",
[],
"text",
[
"Soellner",
"Ray",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"rays1@umbc.edu"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-410-455-3256"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2017-11-08T14:39:28-05:00"
},
{
"eventAction": "registration",
"eventDate": "2000-03-17T16:00:57-05:00"
}
],
"handle": "MC712-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MC712-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/11131"
},
{
"href": "https://whois.arin.net/rest/poc/MC712-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/11131"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.umbc.edu/\r",
"UMBC Helpdesk 410-455-3838"
],
"title": "Registration Comments"
},
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2018-11-08"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "1000 Hilltop Circle\nBaltimore\nMD\n21250\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Mark Cather"
],
[
"n",
[],
"text",
[
"Cather",
"Mark",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"markc@umbc.edu"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-410-455-3783"
],
[
"tel",
{
"type": [
"work",
"fax"
]
},
"text",
"+1-410-455-1065"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2019-04-16T08:42:03-04:00"
},
{
"eventAction": "registration",
"eventDate": "1998-04-20T00:00:00-04:00"
}
],
"handle": "AS11131",
"links": [
{
"href": "https://rdap.arin.net/registry/autnum/11131",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/autnum/11131"
},
{
"href": "https://whois.arin.net/rest/asn/AS11131",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/autnum/11131"
}
],
"name": "UMBC-AS",
"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/11131"
}
],
"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/11131"
}
],
"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": 11131,
"status": [
"active"
]
}