141.214.0.48
Education
Data retrieved at
Network
ASN
IP Range
Company
University of Michigan
Registrant
The Regents of the University of Michigan
UMNET4
Using networksdb.io for network lookups.
Hostname
Not available.
Type
Education
Handle
NET-141-214-0-0-1
Registered
1990-08-02
Last Changed
2022-03-14
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "141.214.0.0",
"length": 16
}
],
"endAddress": "141.214.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-06T16:21:53-04:00"
},
{
"eventAction": "registration",
"eventDate": "2009-01-05T17:54:07-05:00"
}
],
"handle": "MCITN-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MCITN-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
},
{
"href": "https://whois.arin.net/rest/poc/MCITN-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1500 E Medical Center Dr\nAnn Arbor\nMI\n48109\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"MCIT Networking"
],
[
"org",
{},
"text",
"Michigan Medicine HITS Network Services"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-734-936-8000"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-06T16:22:05-04:00"
},
{
"eventAction": "registration",
"eventDate": "2008-12-31T14:13:11-05:00"
}
],
"handle": "MAI12-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MAI12-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
},
{
"href": "https://whois.arin.net/rest/poc/MAI12-ARIN",
"rel": "alternate",
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}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
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],
"status": [
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],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1500 E Medical Center Dr\nAnn Arbor\nMI\n48109\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"MCIT Abuse Investigation"
],
[
"org",
{},
"text",
"Michigan Medicine HITS Networking Services"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-734-936-8000"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-04-06T16:21:27-04:00"
},
{
"eventAction": "registration",
"eventDate": "2022-04-04T16:18:46-04:00"
}
],
"handle": "MMADM-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/MMADM-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
},
{
"href": "https://whois.arin.net/rest/poc/MMADM-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "1500 E Medical Center Dr\nAnn Arbor\nMI\n48109\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"MM-Admin-POC-ARIN"
],
[
"org",
{},
"text",
"Michigan Medicine HITS - The Regents of the University of Michigan"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-734-936-8000"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2022-04-04T17:07:48-04:00"
},
{
"eventAction": "registration",
"eventDate": "2022-02-08T17:33:31-05:00"
}
],
"handle": "UMMCM-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UMMCM-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
},
{
"href": "https://whois.arin.net/rest/org/UMMCM-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"The Regents of the University of Michigan"
],
[
"adr",
{
"label": "1500 E Medical Center Dr\nAnn Arbor\nMI\n48109\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2022-03-14T13:35:02-04:00"
},
{
"eventAction": "registration",
"eventDate": "1990-08-02T00:00:00-04:00"
}
],
"handle": "NET-141-214-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/141.214.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
},
{
"href": "https://whois.arin.net/rest/net/NET-141-214-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/141.214.0.48"
}
],
"name": "UMNET4",
"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/141.214.0.48"
}
],
"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/141.214.0.48"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-141-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"For DMCA info see http://www.umich.edu/~itua/copyright/"
],
"title": "Registration Comments"
}
],
"startAddress": "141.214.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}
Security
No security threats detected for this IP.
VPN
Proxy
Tor
Hosting
Residential Proxy
Bogon
Abuser
Crawler
RPKI
RPKI Origin Validation
RPKI verifies that an IP prefix is legitimately announced by the authorized Autonomous System (ASN) using Route Origin Authorizations (ROAs).
Valid.
This prefix is correctly authorized by a valid ROA.
VALID
Validated Prefix
141.214.0.0/16
Authorized ASN
AS36375
Abuse Contacts
IP Geolocation
Country
United States
City
Ann Arbor (📍 48103)
Michigan
Time Zone
America/Detroit
Coordinates
42.2807, -83.7801
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)