Die IP-Adresse 166.71.55 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 |
| 166.71.55.0 | 2789684992 | 0 |
| 166.71.55.1 | 2789684993 | 0 |
| 166.71.55.2 | 2789684994 | 0 |
| 166.71.55.3 | 2789684995 | 0 |
| 166.71.55.4 | 2789684996 | 0 |
| 166.71.55.5 | 2789684997 | 0 |
| 166.71.55.6 | 2789684998 | 0 |
| 166.71.55.7 | 2789684999 | 0 |
| 166.71.55.8 | 2789685000 | 0 |
| 166.71.55.9 | 2789685001 | 0 |
| 166.71.55.10 | 2789685002 | 0 |
| 166.71.55.11 | 2789685003 | 0 |
| 166.71.55.12 | 2789685004 | 0 |
| 166.71.55.13 | 2789685005 | 0 |
| 166.71.55.14 | 2789685006 | 0 |
| 166.71.55.15 | 2789685007 | 0 |
| 166.71.55.16 | 2789685008 | 0 |
| 166.71.55.17 | 2789685009 | 0 |
| 166.71.55.18 | 2789685010 | 0 |
| 166.71.55.19 | 2789685011 | 0 |
| 166.71.55.20 | 2789685012 | 0 |
| 166.71.55.21 | 2789685013 | 0 |
| 166.71.55.22 | 2789685014 | 0 |
| 166.71.55.23 | 2789685015 | 0 |
| 166.71.55.24 | 2789685016 | 0 |
| 166.71.55.25 | 2789685017 | 0 |
| 166.71.55.26 | 2789685018 | 0 |
| 166.71.55.27 | 2789685019 | 0 |
| 166.71.55.28 | 2789685020 | 0 |
| 166.71.55.29 | 2789685021 | 0 |
| 166.71.55.30 | 2789685022 | 0 |
| 166.71.55.31 | 2789685023 | 0 |
| 166.71.55.32 | 2789685024 | 0 |
| 166.71.55.33 | 2789685025 | 0 |
| 166.71.55.34 | 2789685026 | 0 |
| 166.71.55.35 | 2789685027 | 0 |
| 166.71.55.36 | 2789685028 | 0 |
| 166.71.55.37 | 2789685029 | 0 |
| 166.71.55.38 | 2789685030 | 0 |
| 166.71.55.39 | 2789685031 | 0 |
| 166.71.55.40 | 2789685032 | 0 |
| 166.71.55.41 | 2789685033 | 0 |
| 166.71.55.42 | 2789685034 | 0 |
| 166.71.55.43 | 2789685035 | 0 |
| 166.71.55.44 | 2789685036 | 0 |
| 166.71.55.45 | 2789685037 | 0 |
| 166.71.55.46 | 2789685038 | 0 |
| 166.71.55.47 | 2789685039 | 0 |
| 166.71.55.48 | 2789685040 | 0 |
| 166.71.55.49 | 2789685041 | 0 |
| 166.71.55.50 | 2789685042 | 0 |
| 166.71.55.51 | 2789685043 | 0 |
| 166.71.55.52 | 2789685044 | 0 |
| 166.71.55.53 | 2789685045 | 0 |
| 166.71.55.54 | 2789685046 | 0 |
| 166.71.55.55 | 2789685047 | 0 |
| 166.71.55.56 | 2789685048 | 0 |
| 166.71.55.57 | 2789685049 | 0 |
| 166.71.55.58 | 2789685050 | 0 |
| 166.71.55.59 | 2789685051 | 0 |
| 166.71.55.60 | 2789685052 | 0 |
| 166.71.55.61 | 2789685053 | 0 |
| 166.71.55.62 | 2789685054 | 0 |
| 166.71.55.63 | 2789685055 | 0 |
| 166.71.55.64 | 2789685056 | 0 |
| 166.71.55.65 | 2789685057 | 0 |
| 166.71.55.66 | 2789685058 | 0 |
| 166.71.55.67 | 2789685059 | 0 |
| 166.71.55.68 | 2789685060 | 0 |
| 166.71.55.69 | 2789685061 | 0 |
| 166.71.55.70 | 2789685062 | 0 |
| 166.71.55.71 | 2789685063 | 0 |
| 166.71.55.72 | 2789685064 | 0 |
| 166.71.55.73 | 2789685065 | 0 |
| 166.71.55.74 | 2789685066 | 0 |
| 166.71.55.75 | 2789685067 | 0 |
| 166.71.55.76 | 2789685068 | 0 |
| 166.71.55.77 | 2789685069 | 0 |
| 166.71.55.78 | 2789685070 | 0 |
| 166.71.55.79 | 2789685071 | 0 |
| 166.71.55.80 | 2789685072 | 0 |
| 166.71.55.81 | 2789685073 | 0 |
| 166.71.55.82 | 2789685074 | 0 |
| 166.71.55.83 | 2789685075 | 0 |
| 166.71.55.84 | 2789685076 | 0 |
| 166.71.55.85 | 2789685077 | 0 |