The IP address 128.137.203 is provided by University of Colorado at Boulder, it's belong to the CDIR (Classless Inter-Domain Routing) 128.138.0.0/16 (range 128.138.0.0 to 128.138.255.255). The autonomous system number (ASN) is 104.
ASN | 104 |
IP starting by | 128.138.0.0 |
IP ending by | 128.138.255.255 |
ASN Name | University of Colorado at Boulder |
CDIR | 128.138.0.0/16 |
Numerical IP | |
Registry | arin |
Last update | 27/08/2017 |
Country Code | Country | Region | City | Latitude | Longitude | Last update | |
IP2Location | US | United States | - | South San Francisco | 37.6524 | -122.4299 | 2017-08-26 |
MaxMind | US | United States | - | South San Francisco | 37.6534 | -122.4231 | 2017-08-26 |
Whois | US | - | - | - | -96 | 37 | |
W3C | - | - | - | - | - | - | - |