The IP address 166.66.251 is provided by Pennsylvania State System of Higher Education, it's belong to the CDIR (Classless Inter-Domain Routing) 166.66.224.0/19 (range 166.66.224.0 to 166.66.255.255). The autonomous system number (ASN) is 22192.
| ASN | 22192 |
| IP starting by | 166.66.224.0 |
| IP ending by | 166.66.255.255 |
| ASN Name | Pennsylvania State System of Higher Education |
| CDIR | 166.66.224.0/19 |
| Numerical IP | |
| Registry | arin |
| Last update | 11/01/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Chester | 37.3496 | -77.3267 | 2019-01-11 |
| MaxMind | US | United States | - | Chester | 37.3477 | -77.3407 | 2019-01-11 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |