IP / ASN / Domain Lookup
IP Lookup Result
IP Address
128.104.136.0
Location
United States,Wisconsin,Madison
ASN
Company
ENT
University of Wisconsin Madison
Longitude
-89.4184
-89.4184
Latitude
43.0673
43.0673
Native IP
DataCenter
29%Risk Score
29% Risk Score
IP Address (Decimal)
2154334208
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 128.104.0.0/16 | ENT University of Wisconsin Madison | United States | 📅 2005-02-03 17:30 | 📅 2025-11-13 19:26 | |
| 128.104.136.0/24 | ENT University of Wisconsin Madison | United States | 📅 2023-07-31 21:39 | 📅 2023-08-05 06:00 | |
| 128.0.0.0/8 | ISP Teledom LLC | Russia | 📅 2017-05-04 07:14 | 📅 2017-05-04 14:42 | |
| 128.104.0.0/16 | UNK WiscNet | United States | 📅 2004-05-04 00:54 | 📅 2004-05-04 22:55 | |
| 128.104.0.0/16 | ISP Vodafone Americas | United States | 📅 2002-11-21 20:47 | 📅 2002-11-26 06:26 | |
| 128.104.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-17 13:12 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
IDC NET128 | 128.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-11-14 07:42 |
ISP NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 128.99.0.0/11 | 📅 2019-01-07 18:48 | 📅 2025-11-14 07:35 |
ENT WISC-HERD | 128.104.0.0/16 | 📅 1986-01-29 08:00 | 📅 2025-11-13 19:26 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 128.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-11-14 07:42 | |
| 128.99.0.0/11 |  RIPE | European Union | 📅 2019-01-07 18:48 | 📅 2025-11-14 07:35 | |
| 128.104.0.0/16 | ARIN | -- | 📅 1986-01-29 08:00 | 📅 2025-11-13 19:26 |
