The IP address 128.197.251 is provided by Boston University, it's belong to the CDIR (Classless Inter-Domain Routing) 128.197.0.0/16 (range 128.197.0.0 to 128.197.255.255). The autonomous system number (ASN) is 111.
| ASN | 111 | 
| IP starting by | 128.197.0.0 | 
| IP ending by | 128.197.255.255 | 
| ASN Name | Boston University | 
| CDIR | 128.197.0.0/16 | 
| Numerical IP | |
| Registry | arin | 
| Last update | 28/03/2020 | 

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Colorado Springs | 38.9148 | -104.7713 | 2020-03-28 | 
| MaxMind | US | United States | - | Colorado Springs | 38.9142 | -104.7749 | 2020-03-28 | 
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |