L'indirizzo IP 12.76.77 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 12.0.0.0/8, IP tra 12.0.0.0 a 12.255.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 12.0.0.0 |
| IP finale con | 12.255.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 12.0.0.0/8 |
| IP numerico | |
| Registe | |
| Ultimo aggiornamento | 08/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Philadelphia | 39,9523 | -75,1638 | 2017-07-08 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-07-08 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 12.76.77.0 | 206327040 | 0 |
| 12.76.77.1 | 206327041 | 0 |
| 12.76.77.2 | 206327042 | 0 |
| 12.76.77.3 | 206327043 | 0 |
| 12.76.77.4 | 206327044 | 0 |
| 12.76.77.5 | 206327045 | 0 |
| 12.76.77.6 | 206327046 | 0 |
| 12.76.77.7 | 206327047 | 0 |
| 12.76.77.8 | 206327048 | 0 |
| 12.76.77.9 | 206327049 | 0 |
| 12.76.77.10 | 206327050 | 0 |
| 12.76.77.11 | 206327051 | 0 |
| 12.76.77.12 | 206327052 | 0 |
| 12.76.77.13 | 206327053 | 0 |
| 12.76.77.14 | 206327054 | 0 |
| 12.76.77.15 | 206327055 | 0 |
| 12.76.77.16 | 206327056 | 0 |
| 12.76.77.17 | 206327057 | 0 |
| 12.76.77.18 | 206327058 | 0 |
| 12.76.77.19 | 206327059 | 0 |
| 12.76.77.20 | 206327060 | 0 |
| 12.76.77.21 | 206327061 | 0 |
| 12.76.77.22 | 206327062 | 0 |
| 12.76.77.23 | 206327063 | 0 |
| 12.76.77.24 | 206327064 | 0 |
| 12.76.77.25 | 206327065 | 0 |
| 12.76.77.26 | 206327066 | 0 |
| 12.76.77.27 | 206327067 | 0 |
| 12.76.77.28 | 206327068 | 0 |
| 12.76.77.29 | 206327069 | 0 |
| 12.76.77.30 | 206327070 | 0 |
| 12.76.77.31 | 206327071 | 0 |
| 12.76.77.32 | 206327072 | 0 |
| 12.76.77.33 | 206327073 | 0 |
| 12.76.77.34 | 206327074 | 0 |
| 12.76.77.35 | 206327075 | 0 |
| 12.76.77.36 | 206327076 | 0 |
| 12.76.77.37 | 206327077 | 0 |
| 12.76.77.38 | 206327078 | 0 |
| 12.76.77.39 | 206327079 | 0 |
| 12.76.77.40 | 206327080 | 0 |
| 12.76.77.41 | 206327081 | 0 |
| 12.76.77.42 | 206327082 | 0 |
| 12.76.77.43 | 206327083 | 0 |
| 12.76.77.44 | 206327084 | 0 |
| 12.76.77.45 | 206327085 | 0 |
| 12.76.77.46 | 206327086 | 0 |
| 12.76.77.47 | 206327087 | 0 |
| 12.76.77.48 | 206327088 | 0 |
| 12.76.77.49 | 206327089 | 0 |
| 12.76.77.50 | 206327090 | 0 |
| 12.76.77.51 | 206327091 | 0 |
| 12.76.77.52 | 206327092 | 0 |
| 12.76.77.53 | 206327093 | 0 |
| 12.76.77.54 | 206327094 | 0 |
| 12.76.77.55 | 206327095 | 0 |
| 12.76.77.56 | 206327096 | 0 |
| 12.76.77.57 | 206327097 | 0 |
| 12.76.77.58 | 206327098 | 0 |
| 12.76.77.59 | 206327099 | 0 |
| 12.76.77.60 | 206327100 | 0 |
| 12.76.77.61 | 206327101 | 0 |
| 12.76.77.62 | 206327102 | 0 |
| 12.76.77.63 | 206327103 | 0 |
| 12.76.77.64 | 206327104 | 0 |
| 12.76.77.65 | 206327105 | 0 |
| 12.76.77.66 | 206327106 | 0 |
| 12.76.77.67 | 206327107 | 0 |
| 12.76.77.68 | 206327108 | 0 |
| 12.76.77.69 | 206327109 | 0 |
| 12.76.77.70 | 206327110 | 0 |
| 12.76.77.71 | 206327111 | 0 |
| 12.76.77.72 | 206327112 | 0 |
| 12.76.77.73 | 206327113 | 0 |
| 12.76.77.74 | 206327114 | 0 |
| 12.76.77.75 | 206327115 | 0 |
| 12.76.77.76 | 206327116 | 0 |
| 12.76.77.77 | 206327117 | 0 |
| 12.76.77.78 | 206327118 | 0 |
| 12.76.77.79 | 206327119 | 0 |
| 12.76.77.80 | 206327120 | 0 |
| 12.76.77.81 | 206327121 | 0 |
| 12.76.77.82 | 206327122 | 0 |
| 12.76.77.83 | 206327123 | 0 |
| 12.76.77.84 | 206327124 | 0 |
| 12.76.77.85 | 206327125 | 0 |