Die IP-Adresse 166.71.51 erfolgt über AT&T Services, Inc., es hat gehören zu den GGDV (Classless Inter-Domain Routing) 166.72.0.0/16 (Bereich 166.72.0.0, 166.72.255.255). Die autonomen Systemnummer (ASN) ist 7018.
| ASN | 7018 |
| Ausgehend von IP | 166.72.0.0 |
| Beendigung durch IP | 166.72.255.255 |
| ASN-Namen | AT&T Services, Inc. |
| GGDV | 166.72.0.0/16 |
| Numerische IP | |
| Registrierung | arin |
| Letztes update | 15.08.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Philadelphia | 39,891 | -75,1792 | 2017-08-15 |
| MaxMind | US | USA | - | Philadelphia | 39,895 | -75,1671 | 2017-08-15 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 166.71.51.0 | 2789683968 | 0 |
| 166.71.51.1 | 2789683969 | 0 |
| 166.71.51.2 | 2789683970 | 0 |
| 166.71.51.3 | 2789683971 | 0 |
| 166.71.51.4 | 2789683972 | 0 |
| 166.71.51.5 | 2789683973 | 0 |
| 166.71.51.6 | 2789683974 | 0 |
| 166.71.51.7 | 2789683975 | 0 |
| 166.71.51.8 | 2789683976 | 0 |
| 166.71.51.9 | 2789683977 | 0 |
| 166.71.51.10 | 2789683978 | 0 |
| 166.71.51.11 | 2789683979 | 0 |
| 166.71.51.12 | 2789683980 | 0 |
| 166.71.51.13 | 2789683981 | 0 |
| 166.71.51.14 | 2789683982 | 0 |
| 166.71.51.15 | 2789683983 | 0 |
| 166.71.51.16 | 2789683984 | 0 |
| 166.71.51.17 | 2789683985 | 0 |
| 166.71.51.18 | 2789683986 | 0 |
| 166.71.51.19 | 2789683987 | 0 |
| 166.71.51.20 | 2789683988 | 0 |
| 166.71.51.21 | 2789683989 | 0 |
| 166.71.51.22 | 2789683990 | 0 |
| 166.71.51.23 | 2789683991 | 0 |
| 166.71.51.24 | 2789683992 | 0 |
| 166.71.51.25 | 2789683993 | 0 |
| 166.71.51.26 | 2789683994 | 0 |
| 166.71.51.27 | 2789683995 | 0 |
| 166.71.51.28 | 2789683996 | 0 |
| 166.71.51.29 | 2789683997 | 0 |
| 166.71.51.30 | 2789683998 | 0 |
| 166.71.51.31 | 2789683999 | 0 |
| 166.71.51.32 | 2789684000 | 0 |
| 166.71.51.33 | 2789684001 | 0 |
| 166.71.51.34 | 2789684002 | 0 |
| 166.71.51.35 | 2789684003 | 0 |
| 166.71.51.36 | 2789684004 | 0 |
| 166.71.51.37 | 2789684005 | 0 |
| 166.71.51.38 | 2789684006 | 0 |
| 166.71.51.39 | 2789684007 | 0 |
| 166.71.51.40 | 2789684008 | 0 |
| 166.71.51.41 | 2789684009 | 0 |
| 166.71.51.42 | 2789684010 | 0 |
| 166.71.51.43 | 2789684011 | 0 |
| 166.71.51.44 | 2789684012 | 0 |
| 166.71.51.45 | 2789684013 | 0 |
| 166.71.51.46 | 2789684014 | 0 |
| 166.71.51.47 | 2789684015 | 0 |
| 166.71.51.48 | 2789684016 | 0 |
| 166.71.51.49 | 2789684017 | 0 |
| 166.71.51.50 | 2789684018 | 0 |
| 166.71.51.51 | 2789684019 | 0 |
| 166.71.51.52 | 2789684020 | 0 |
| 166.71.51.53 | 2789684021 | 0 |
| 166.71.51.54 | 2789684022 | 0 |
| 166.71.51.55 | 2789684023 | 0 |
| 166.71.51.56 | 2789684024 | 0 |
| 166.71.51.57 | 2789684025 | 0 |
| 166.71.51.58 | 2789684026 | 0 |
| 166.71.51.59 | 2789684027 | 0 |
| 166.71.51.60 | 2789684028 | 0 |
| 166.71.51.61 | 2789684029 | 0 |
| 166.71.51.62 | 2789684030 | 0 |
| 166.71.51.63 | 2789684031 | 0 |
| 166.71.51.64 | 2789684032 | 0 |
| 166.71.51.65 | 2789684033 | 0 |
| 166.71.51.66 | 2789684034 | 0 |
| 166.71.51.67 | 2789684035 | 0 |
| 166.71.51.68 | 2789684036 | 0 |
| 166.71.51.69 | 2789684037 | 0 |
| 166.71.51.70 | 2789684038 | 0 |
| 166.71.51.71 | 2789684039 | 0 |
| 166.71.51.72 | 2789684040 | 0 |
| 166.71.51.73 | 2789684041 | 0 |
| 166.71.51.74 | 2789684042 | 0 |
| 166.71.51.75 | 2789684043 | 0 |
| 166.71.51.76 | 2789684044 | 0 |
| 166.71.51.77 | 2789684045 | 0 |
| 166.71.51.78 | 2789684046 | 0 |
| 166.71.51.79 | 2789684047 | 0 |
| 166.71.51.80 | 2789684048 | 0 |
| 166.71.51.81 | 2789684049 | 0 |
| 166.71.51.82 | 2789684050 | 0 |
| 166.71.51.83 | 2789684051 | 0 |
| 166.71.51.84 | 2789684052 | 0 |
| 166.71.51.85 | 2789684053 | 0 |