206.77.0.45
Education
Data retrieved at
Network
ASN
IP Range
Company
University of Texas System
Network
THENET-CIDR-5
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
utsystem.edu
Using host.io for pre-visualize domains.
Type
Education
Handle
NET-206-76-0-0-1
Registered
1995-08-01
Last Changed
2012-04-02
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "206.76.0.0",
"length": 15
}
],
"endAddress": "206.77.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-06-02T14:02:08-04:00"
},
{
"eventAction": "registration",
"eventDate": "2003-07-25T16:14:29-04:00"
}
],
"handle": "NAC25-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NAC25-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
},
{
"href": "https://whois.arin.net/rest/poc/NAC25-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Office of Telecommunication Services\nP.O. Box 7580\nAustin\nTX\n78713-7580\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Administration Center"
],
[
"org",
{},
"text",
"The University of Texas System"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-512-471-8530"
],
[
"tel",
{
"type": [
"work",
"fax"
]
},
"text",
"+1-512-471-2490"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-08-25T12:44:22-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-10-31T08:51:18-04:00"
}
],
"handle": "ABUSE3227-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE3227-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE3227-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Office of Telecommunication Services\r\nP.O. Box 7580\nAustin\nTX\n78713-7580\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Abuse"
],
[
"org",
{},
"text",
"The University of Texas System"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-512-471-8530"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-03-12T14:51:33-04:00"
},
{
"eventAction": "registration",
"eventDate": "2002-03-26T12:43:13-05:00"
}
],
"handle": "ZU82-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ZU82-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
},
{
"href": "https://whois.arin.net/rest/poc/ZU82-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "Office of Telecommunication Services\r\nP.O. Box 7580\nAustin\nTX\n78713-7580\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Network Operations Center"
],
[
"org",
{},
"text",
"The University of Texas System"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-512-471-8530"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2011-10-31T09:11:31-04:00"
},
{
"eventAction": "registration",
"eventDate": "2009-01-14T09:46:42-05:00"
}
],
"handle": "UTS-2-Z",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/UTS-2-Z",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
},
{
"href": "https://whois.arin.net/rest/org/UTS-2-Z",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"University of Texas System"
],
[
"adr",
{
"label": "Office of Telecommunication Services\r\nP.O. Box 7580\nAustin\nTX\n78713-7580\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2012-04-02T10:31:36-04:00"
},
{
"eventAction": "registration",
"eventDate": "1995-08-01T00:00:00-04:00"
}
],
"handle": "NET-206-76-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/206.76.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
},
{
"href": "https://whois.arin.net/rest/net/NET-206-76-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/206.77.0.45"
}
],
"name": "THENET-CIDR-5",
"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/206.77.0.45"
}
],
"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/206.77.0.45"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-206-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE"
],
"title": "Registration Comments"
}
],
"startAddress": "206.76.0.0",
"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).
Unknown.
No valid ROA was found for this prefix.
UNKNOWN
Validated Prefix
206.77.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
Time Zone
America/Chicago
Coordinates
37.751, -97.822
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)