La dirección IP 172.15.31 es proporcionada por AT&T Services, Inc., que es propiedad de la CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP entre 172.0.0.0 a 172.15.255.255 ). El número de sistema autónomo (ASN) es 7018.
| ASN | 7018 |
| IP que comienzan con | 172.0.0.0 |
| IP que termina con | 172.15.255.255 |
| ASN Nombre | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numérica | |
| Registe | arin |
| Última actualización | 22/09/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Olive Branch | 34,9618 | -89,8295 | 2017-09-22 |
| MaxMind | US | Estados Unidos | - | Memphis | 35,0387 | -89,9276 | 2017-09-22 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.15.31.0 | 2886672128 | 0 |
| 172.15.31.1 | 2886672129 | 0 |
| 172.15.31.2 | 2886672130 | 0 |
| 172.15.31.3 | 2886672131 | 0 |
| 172.15.31.4 | 2886672132 | 0 |
| 172.15.31.5 | 2886672133 | 0 |
| 172.15.31.6 | 2886672134 | 0 |
| 172.15.31.7 | 2886672135 | 0 |
| 172.15.31.8 | 2886672136 | 0 |
| 172.15.31.9 | 2886672137 | 0 |
| 172.15.31.10 | 2886672138 | 0 |
| 172.15.31.11 | 2886672139 | 0 |
| 172.15.31.12 | 2886672140 | 0 |
| 172.15.31.13 | 2886672141 | 0 |
| 172.15.31.14 | 2886672142 | 0 |
| 172.15.31.15 | 2886672143 | 0 |
| 172.15.31.16 | 2886672144 | 0 |
| 172.15.31.17 | 2886672145 | 0 |
| 172.15.31.18 | 2886672146 | 0 |
| 172.15.31.19 | 2886672147 | 0 |
| 172.15.31.20 | 2886672148 | 0 |
| 172.15.31.21 | 2886672149 | 0 |
| 172.15.31.22 | 2886672150 | 0 |
| 172.15.31.23 | 2886672151 | 0 |
| 172.15.31.24 | 2886672152 | 0 |
| 172.15.31.25 | 2886672153 | 0 |
| 172.15.31.26 | 2886672154 | 0 |
| 172.15.31.27 | 2886672155 | 0 |
| 172.15.31.28 | 2886672156 | 0 |
| 172.15.31.29 | 2886672157 | 0 |
| 172.15.31.30 | 2886672158 | 0 |
| 172.15.31.31 | 2886672159 | 0 |
| 172.15.31.32 | 2886672160 | 0 |
| 172.15.31.33 | 2886672161 | 0 |
| 172.15.31.34 | 2886672162 | 0 |
| 172.15.31.35 | 2886672163 | 0 |
| 172.15.31.36 | 2886672164 | 0 |
| 172.15.31.37 | 2886672165 | 0 |
| 172.15.31.38 | 2886672166 | 0 |
| 172.15.31.39 | 2886672167 | 0 |
| 172.15.31.40 | 2886672168 | 0 |
| 172.15.31.41 | 2886672169 | 0 |
| 172.15.31.42 | 2886672170 | 0 |
| 172.15.31.43 | 2886672171 | 0 |
| 172.15.31.44 | 2886672172 | 0 |
| 172.15.31.45 | 2886672173 | 0 |
| 172.15.31.46 | 2886672174 | 0 |
| 172.15.31.47 | 2886672175 | 0 |
| 172.15.31.48 | 2886672176 | 0 |
| 172.15.31.49 | 2886672177 | 0 |
| 172.15.31.50 | 2886672178 | 0 |
| 172.15.31.51 | 2886672179 | 0 |
| 172.15.31.52 | 2886672180 | 0 |
| 172.15.31.53 | 2886672181 | 0 |
| 172.15.31.54 | 2886672182 | 0 |
| 172.15.31.55 | 2886672183 | 0 |
| 172.15.31.56 | 2886672184 | 0 |
| 172.15.31.57 | 2886672185 | 0 |
| 172.15.31.58 | 2886672186 | 0 |
| 172.15.31.59 | 2886672187 | 0 |
| 172.15.31.60 | 2886672188 | 0 |
| 172.15.31.61 | 2886672189 | 0 |
| 172.15.31.62 | 2886672190 | 0 |
| 172.15.31.63 | 2886672191 | 0 |
| 172.15.31.64 | 2886672192 | 0 |
| 172.15.31.65 | 2886672193 | 0 |
| 172.15.31.66 | 2886672194 | 0 |
| 172.15.31.67 | 2886672195 | 0 |
| 172.15.31.68 | 2886672196 | 0 |
| 172.15.31.69 | 2886672197 | 0 |
| 172.15.31.70 | 2886672198 | 0 |
| 172.15.31.71 | 2886672199 | 0 |
| 172.15.31.72 | 2886672200 | 0 |
| 172.15.31.73 | 2886672201 | 0 |
| 172.15.31.74 | 2886672202 | 0 |
| 172.15.31.75 | 2886672203 | 0 |
| 172.15.31.76 | 2886672204 | 0 |
| 172.15.31.77 | 2886672205 | 0 |
| 172.15.31.78 | 2886672206 | 0 |
| 172.15.31.79 | 2886672207 | 0 |
| 172.15.31.80 | 2886672208 | 0 |
| 172.15.31.81 | 2886672209 | 0 |
| 172.15.31.82 | 2886672210 | 0 |
| 172.15.31.83 | 2886672211 | 0 |
| 172.15.31.84 | 2886672212 | 0 |
| 172.15.31.85 | 2886672213 | 0 |