Registry · RDAP Original response
https://rdap.arin.net/registry/ip/198.3.45.0
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "198.3.45.0",
"length": 24
}
],
"endAddress": "198.3.45.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2004-04-30T09:45:41-04:00"
},
{
"eventAction": "registration",
"eventDate": "2004-04-30T09:45:41-04:00"
}
],
"handle": "PCA30-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/PCA30-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
},
{
"href": "https://whois.arin.net/rest/poc/PCA30-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
}
],
"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 2010-07-13"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse",
"noc",
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "3025 Boardwalk\nAnn Arbor\nMI\n48108-3266\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Phil Callihan"
],
[
"n",
[],
"text",
[
"Callihan",
"Phil",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"phlc@ncms.org"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-734-995-2046"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-24T08:57:17-05:00"
},
{
"eventAction": "registration",
"eventDate": "1999-02-18T13:35:59-05:00"
}
],
"handle": "IN-ORG-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/IN-ORG-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
},
{
"href": "https://whois.arin.net/rest/poc/IN-ORG-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"Use abuse@merit.edu to report network abuse"
],
"title": "Registration Comments"
}
],
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "880 Technology Dr., Suite B\nAnn Arbor\nMI\n48108-8963\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Internet Number Administrator"
],
[
"org",
[],
"text",
"Merit Network Inc."
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"ipreg@merit.edu"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-734-763-3448"
],
[
"tel",
{
"type": [
"work",
"fax"
]
},
"text",
"+1-734-527-5790"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2006-01-24T15:45:12-05:00"
},
{
"eventAction": "registration",
"eventDate": "1992-04-08T00:00:00-04:00"
}
],
"handle": "NCMS-1",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NCMS-1",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
},
{
"href": "https://whois.arin.net/rest/org/NCMS-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"National Center for Manufacturing Sciences"
],
[
"adr",
{
"label": "3025 Boardwalk\nAnn Arbor\nMI\n48108-3266\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2020-08-19T10:44:55-04:00"
},
{
"eventAction": "registration",
"eventDate": "1996-11-21T12:28:09-05:00"
}
],
"handle": "PC1541-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/PC1541-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
},
{
"href": "https://whois.arin.net/rest/poc/PC1541-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.ncms.org"
],
"title": "Registration Comments"
},
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2021-08-19"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "Phil Callihan\n9139 Mirage Lake Drive\nMilan\nMI\n48160\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Phil Callihan"
],
[
"n",
[],
"text",
[
"Callihan",
"Phil",
"",
"",
""
]
],
[
"kind",
[],
"text",
"individual"
],
[
"email",
[],
"text",
"pscallihan@gmail.com"
],
[
"email",
[],
"text",
"phil@umgoblue.com"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-734-995-2046"
],
[
"tel",
{
"type": [
"work",
"cell"
]
},
"text",
"+1-734-260-3724"
],
[
"tel",
{
"type": [
"work",
"fax"
]
},
"text",
"+1-734-995-2046"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2004-10-27T10:39:31-04:00"
},
{
"eventAction": "registration",
"eventDate": "1993-01-27T00:00:00-05:00"
}
],
"handle": "NET-198-3-45-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/198.3.45.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-198-3-45-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
},
{
"href": "https://rdap.arin.net/registry/ip/198.3.0.0/17",
"rel": "up",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/198.3.45.0"
}
],
"name": "NCMSNET2",
"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/198.3.45.0"
}
],
"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/198.3.45.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-198-3-0-0-1",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"startAddress": "198.3.45.0",
"status": [
"active"
],
"type": "ASSIGNMENT"
}