The IP address 166.171.157 is provided by AT&T Mobility LLC, it's belong to the CDIR (Classless Inter-Domain Routing) 166.171.0.0/16 (range 166.171.0.0 to 166.171.255.255). The autonomous system number (ASN) is 16572.
| ASN | 16572 | 
| IP starting by | 166.171.0.0 | 
| IP ending by | 166.171.255.255 | 
| ASN Name | AT&T Mobility LLC | 
| CDIR | 166.171.0.0/16 | 
| Numerical IP | |
| Registry | arin | 
| Last update | 12/09/2017 | 

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Doylestown | 40.3325 | -75.1166 | 2017-09-12 | 
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-09-12 | 
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |