IP / ASN / Domain Lookup
IP Lookup Result
IP Address
128.138.0.0
Location
United States,Colorado,Boulder
ASN
Company
IDC
University of Colorado at Boulder
Longitude
-105.3577
-105.3577
Latitude
40.0924
40.0924
Native IP
Residential
33%Risk Score
33% Risk Score
IP Address (Decimal)
2156527616
Latency
US
-
HK
-
CA
-
GB
-
DE
-
AU
-
ASN History
ASN History | Network | AS Organization | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 128.138.0.0/16 | IDC University of Colorado at Boulder | United States | 📅 2017-01-01 08:37 | 📅 2025-11-08 03:31 | |
| 128.0.0.0/8 | ISP Teledom LLC | Russia | 📅 2017-05-04 07:14 | 📅 2017-05-04 14:42 | |
| 128.138.0.0/16 | ISP Availo Networks AB | Sweden | 📅 2002-04-10 02:11 | 📅 2002-04-13 20:41 |
Company History
Company History | Network | First Seen | Last Seen |
|---|---|---|---|
ENT NET128 | 128.0.0.0/8 | 📅 1993-05-01 08:00 | 📅 2025-11-08 17:43 |
IDC NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 128.132.0.0/13 | 📅 2019-01-07 18:44 | 📅 2025-11-08 16:59 |
IDC COLORADO | 128.138.0.0/16 | 📅 1986-07-14 09:00 | 📅 2025-11-08 03:31 |
Registration History
Status | Network | Registry | Country | First Seen | Last Seen |
|---|---|---|---|---|---|
| 128.0.0.0/8 |  ARIN | -- | 📅 1993-05-01 08:00 | 📅 2025-11-08 17:43 | |
| 128.132.0.0/13 |  RIPE | European Union | 📅 2019-01-07 18:44 | 📅 2025-11-08 16:59 | |
| 128.138.0.0/16 | ARIN | -- | 📅 1986-07-14 09:00 | 📅 2025-11-08 03:31 |
