75.100.0.0
ISP
Data retrieved at
Network
ASN
IP Range
Company
TDS TELECOM
Network
NETBLK-TDSNET-BLK
Using networksdb.io for network lookups.
Hostname
Not available.
AS Domain
tdstelecom.com
Using host.io for pre-visualize domains.
Type
ISP
Handle
NET-75-100-0-0-1
Registered
2006-07-25
Last Changed
2026-05-04
View raw RDAP
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "75.100.0.0",
"length": 16
}
],
"endAddress": "75.100.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-02-20T08:10:57-05:00"
},
{
"eventAction": "registration",
"eventDate": "2012-01-12T17:06:21-05:00"
}
],
"handle": "INE14-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/INE14-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/INE14-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.tds.net\r",
"http://www.tdstelecom.com"
],
"title": "Registration Comments"
}
],
"roles": [
"technical",
"administrative"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "525 Junction Road\nMadison\nWI\n53717\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"IP Network Engineering"
],
[
"org",
{},
"text",
"TDS Telecom"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-800-358-3648"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-05T07:51:07-05:00"
},
{
"eventAction": "registration",
"eventDate": "2003-01-03T16:38:21-05:00"
}
],
"handle": "ABUSE163-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE163-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE163-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.tds.net\r",
"http://www.tdstelecom.com"
],
"title": "Registration Comments"
}
],
"roles": [
"abuse"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "525 Junction Rd\nMadison\nWI\n53717\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"abuse"
],
[
"org",
{},
"text",
"TDS Telecom"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-800-358-3648"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2022-07-18T08:53:31-04:00"
},
{
"eventAction": "registration",
"eventDate": "2004-10-19T13:54:41-04:00"
}
],
"handle": "SERVI6-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/SERVI6-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/SERVI6-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.tds.net\r",
"http://www.tdstelecom.com"
],
"title": "Registration Comments"
},
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2023-07-18"
],
"title": "Unvalidated POC"
}
],
"roles": [
"technical"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "525 Junction Rd.\nMadison\nWI\n53717\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"Service Activation"
],
[
"org",
{},
"text",
"TDS Telecom"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-800-358-3648"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-11-05T09:20:05-05:00"
},
{
"eventAction": "registration",
"eventDate": "2012-01-12T17:03:03-05:00"
}
],
"handle": "INO44-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/INO44-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
},
{
"href": "https://whois.arin.net/rest/poc/INO44-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.tds.net\r",
"http://www.tdstelecom.com"
],
"title": "Registration Comments"
}
],
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"adr",
{
"label": "525 Junction Road\nMadison\nWI\n53717\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
{},
"text",
"IP Network Operations"
],
[
"org",
{},
"text",
"TDS Telecom"
],
[
"kind",
{},
"text",
"group"
],
[
"email",
{},
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-800-358-3648"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-05T10:59:15-04:00"
},
{
"eventAction": "registration",
"eventDate": "1994-12-16T00:00:00-05:00"
}
],
"handle": "TDST",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/TDST",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
},
{
"href": "https://whois.arin.net/rest/org/TDST",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"http://www.tdstelecom.com"
],
"title": "Registration Comments"
}
],
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
{},
"text",
"4.0"
],
[
"fn",
{},
"text",
"TDS TELECOM"
],
[
"adr",
{
"label": "525 Junction Rd.\nMadison\nWI\n53717\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
{},
"text",
"org"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2026-05-04T16:45:21-04:00"
},
{
"eventAction": "registration",
"eventDate": "2006-07-25T17:06:35-04:00"
}
],
"handle": "NET-75-100-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/75.100.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
},
{
"href": "https://whois.arin.net/rest/net/NET-75-100-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/75.100.0.0"
}
],
"name": "NETBLK-TDSNET-BLK",
"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/75.100.0.0"
}
],
"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/75.100.0.0"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-75-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"Geofeed https://geoip.svc.tds.net/tds-geofeed.csv"
],
"title": "Registration Comments"
}
],
"startAddress": "75.100.0.0",
"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
75.100.0.0/16
Authorized ASN
Not available.
Abuse Contacts
IP Geolocation
Country
United States
City
Verona (📍 53593)
Wisconsin
Time Zone
America/Chicago
Coordinates
42.9958, -89.5499
Continent
North America
European Union
No.
Phone prefix
+1
Currency
US Dollar (USD $)