Les adresses IP débutant par 12.87.97 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 12.0.0.0/8, le bloc IP comprant les adresses de 12.0.0.0 à 12.255.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 12.0.0.0 |
| IP se terminant par | 12.255.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 12.0.0.0/8 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 08/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Rohnert Park | 38,3396 | -122,7011 | 2017-10-26 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-10-26 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 12.87.97.0 | 207053056 | 0 |
| 12.87.97.1 | 207053057 | 0 |
| 12.87.97.2 | 207053058 | 0 |
| 12.87.97.3 | 207053059 | 0 |
| 12.87.97.4 | 207053060 | 0 |
| 12.87.97.5 | 207053061 | 0 |
| 12.87.97.6 | 207053062 | 0 |
| 12.87.97.7 | 207053063 | 0 |
| 12.87.97.8 | 207053064 | 0 |
| 12.87.97.9 | 207053065 | 0 |
| 12.87.97.10 | 207053066 | 0 |
| 12.87.97.11 | 207053067 | 0 |
| 12.87.97.12 | 207053068 | 0 |
| 12.87.97.13 | 207053069 | 0 |
| 12.87.97.14 | 207053070 | 0 |
| 12.87.97.15 | 207053071 | 0 |
| 12.87.97.16 | 207053072 | 0 |
| 12.87.97.17 | 207053073 | 0 |
| 12.87.97.18 | 207053074 | 0 |
| 12.87.97.19 | 207053075 | 0 |
| 12.87.97.20 | 207053076 | 0 |
| 12.87.97.21 | 207053077 | 0 |
| 12.87.97.22 | 207053078 | 0 |
| 12.87.97.23 | 207053079 | 0 |
| 12.87.97.24 | 207053080 | 0 |
| 12.87.97.25 | 207053081 | 0 |
| 12.87.97.26 | 207053082 | 0 |
| 12.87.97.27 | 207053083 | 0 |
| 12.87.97.28 | 207053084 | 0 |
| 12.87.97.29 | 207053085 | 0 |
| 12.87.97.30 | 207053086 | 0 |
| 12.87.97.31 | 207053087 | 0 |
| 12.87.97.32 | 207053088 | 0 |
| 12.87.97.33 | 207053089 | 0 |
| 12.87.97.34 | 207053090 | 0 |
| 12.87.97.35 | 207053091 | 0 |
| 12.87.97.36 | 207053092 | 0 |
| 12.87.97.37 | 207053093 | 0 |
| 12.87.97.38 | 207053094 | 0 |
| 12.87.97.39 | 207053095 | 0 |
| 12.87.97.40 | 207053096 | 0 |
| 12.87.97.41 | 207053097 | 0 |
| 12.87.97.42 | 207053098 | 0 |
| 12.87.97.43 | 207053099 | 0 |
| 12.87.97.44 | 207053100 | 0 |
| 12.87.97.45 | 207053101 | 0 |
| 12.87.97.46 | 207053102 | 0 |
| 12.87.97.47 | 207053103 | 0 |
| 12.87.97.48 | 207053104 | 0 |
| 12.87.97.49 | 207053105 | 0 |
| 12.87.97.50 | 207053106 | 0 |
| 12.87.97.51 | 207053107 | 0 |
| 12.87.97.52 | 207053108 | 0 |
| 12.87.97.53 | 207053109 | 0 |
| 12.87.97.54 | 207053110 | 0 |
| 12.87.97.55 | 207053111 | 0 |
| 12.87.97.56 | 207053112 | 0 |
| 12.87.97.57 | 207053113 | 0 |
| 12.87.97.58 | 207053114 | 0 |
| 12.87.97.59 | 207053115 | 0 |
| 12.87.97.60 | 207053116 | 0 |
| 12.87.97.61 | 207053117 | 0 |
| 12.87.97.62 | 207053118 | 0 |
| 12.87.97.63 | 207053119 | 0 |
| 12.87.97.64 | 207053120 | 0 |
| 12.87.97.65 | 207053121 | 0 |
| 12.87.97.66 | 207053122 | 0 |
| 12.87.97.67 | 207053123 | 0 |
| 12.87.97.68 | 207053124 | 0 |
| 12.87.97.69 | 207053125 | 0 |
| 12.87.97.70 | 207053126 | 0 |
| 12.87.97.71 | 207053127 | 0 |
| 12.87.97.72 | 207053128 | 0 |
| 12.87.97.73 | 207053129 | 0 |
| 12.87.97.74 | 207053130 | 0 |
| 12.87.97.75 | 207053131 | 0 |
| 12.87.97.76 | 207053132 | 0 |
| 12.87.97.77 | 207053133 | 0 |
| 12.87.97.78 | 207053134 | 0 |
| 12.87.97.79 | 207053135 | 0 |
| 12.87.97.80 | 207053136 | 0 |
| 12.87.97.81 | 207053137 | 0 |
| 12.87.97.82 | 207053138 | 0 |
| 12.87.97.83 | 207053139 | 0 |
| 12.87.97.84 | 207053140 | 0 |
| 12.87.97.85 | 207053141 | 0 |