IP / ASN / Domain Lookup
IP Lookup Result
IP Address
137.75.232.0

Location
 United States,Colorado,Boulder
ASN
Company
ISP
National Oceanic and Atmospheric Administration
Longitude
-105.3577
-105.3577
Latitude
40.0924
40.0924
Native IP
Residential
19%Risk Score
19% Risk Score
IP Address (Decimal)
2303453184

Latency
US
-  
HK
-  
CA
-  
GB
-  
DE
-  
AU
-  
ASN History
| ASN History | Network | AS Organization | Country | First Seen | Last Seen | 
|---|---|---|---|---|---|
| 137.75.232.0/21 | ISPNational Oceanic and Atmospheric Administration |  United States |  📅 2025-10-29 16:19 |  📅 2025-10-30 05:39 | |
| 137.75.128.0/17 | ISPNational Oceanic and Atmospheric Administration |  United States |  📅 2021-02-26 11:04 |  📅 2024-01-24 09:15 | |
| 137.75.0.0/16 | ISPNational Oceanic and Atmospheric Administration |  United States |  📅 2021-01-19 19:32 |  📅 2022-12-02 09:35 | |
| 137.75.0.0/16 | ISPNational Oceanic and Atmospheric Administration |  United States |  📅 2003-01-09 06:31 |  📅 2020-01-13 06:12 | |
| 137.75.0.0/16 | UNKPort Metro Vancouver |  Canada |  📅 2001-10-27 05:48 |  📅 2003-07-16 01:10 | 
Company History
| Company History | Network | First Seen | Last Seen | 
|---|---|---|---|
| ENTNET137 | 137.0.0.0/8 |  📅 1993-05-01 08:00 |  📅 2025-10-31 07:44 | 
| IDCNON-RIPE-NCC-MANAGED-ADDRESS-BLOCK | 137.75.0.0/11 |  📅 2019-01-07 18:44 |  📅 2025-10-31 07:44 | 
| ISPNOAA-ESRL-GSD | 137.75.128.0/17 |  📅 1989-11-07 08:00 |  📅 2025-10-30 05:39 | 
Registration History
| Status | Network | Registry | Country | First Seen | Last Seen | 
|---|---|---|---|---|---|
| 137.0.0.0/8 |  ARIN |  -- |  📅 1993-05-01 08:00 |  📅 2025-10-31 07:44 | |
| 137.75.0.0/11 |  RIPE |  European Union |  📅 2019-01-07 18:44 |  📅 2025-10-31 07:44 | |
| 137.75.128.0/17 |  ARIN |  -- |  📅 1989-11-07 08:00 |  📅 2025-10-30 05:39 | 
