Les adresses IP débutant par 99.87.231 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 99.64.0.0/11, le bloc IP comprant les adresses de 99.64.0.0 à 99.95.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 99.64.0.0 |
| IP se terminant par | 99.95.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 99.64.0.0/11 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 10/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Richardson | 32,9628 | -96,7449 | 2017-07-10 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-10 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.87.231.0 | 1666705152 | 0 |
| 99.87.231.1 | 1666705153 | 0 |
| 99.87.231.2 | 1666705154 | 0 |
| 99.87.231.3 | 1666705155 | 0 |
| 99.87.231.4 | 1666705156 | 0 |
| 99.87.231.5 | 1666705157 | 0 |
| 99.87.231.6 | 1666705158 | 0 |
| 99.87.231.7 | 1666705159 | 0 |
| 99.87.231.8 | 1666705160 | 0 |
| 99.87.231.9 | 1666705161 | 0 |
| 99.87.231.10 | 1666705162 | 0 |
| 99.87.231.11 | 1666705163 | 0 |
| 99.87.231.12 | 1666705164 | 0 |
| 99.87.231.13 | 1666705165 | 0 |
| 99.87.231.14 | 1666705166 | 0 |
| 99.87.231.15 | 1666705167 | 0 |
| 99.87.231.16 | 1666705168 | 0 |
| 99.87.231.17 | 1666705169 | 0 |
| 99.87.231.18 | 1666705170 | 0 |
| 99.87.231.19 | 1666705171 | 0 |
| 99.87.231.20 | 1666705172 | 0 |
| 99.87.231.21 | 1666705173 | 0 |
| 99.87.231.22 | 1666705174 | 0 |
| 99.87.231.23 | 1666705175 | 0 |
| 99.87.231.24 | 1666705176 | 0 |
| 99.87.231.25 | 1666705177 | 0 |
| 99.87.231.26 | 1666705178 | 0 |
| 99.87.231.27 | 1666705179 | 0 |
| 99.87.231.28 | 1666705180 | 0 |
| 99.87.231.29 | 1666705181 | 0 |
| 99.87.231.30 | 1666705182 | 0 |
| 99.87.231.31 | 1666705183 | 0 |
| 99.87.231.32 | 1666705184 | 0 |
| 99.87.231.33 | 1666705185 | 0 |
| 99.87.231.34 | 1666705186 | 0 |
| 99.87.231.35 | 1666705187 | 0 |
| 99.87.231.36 | 1666705188 | 0 |
| 99.87.231.37 | 1666705189 | 0 |
| 99.87.231.38 | 1666705190 | 0 |
| 99.87.231.39 | 1666705191 | 0 |
| 99.87.231.40 | 1666705192 | 0 |
| 99.87.231.41 | 1666705193 | 0 |
| 99.87.231.42 | 1666705194 | 0 |
| 99.87.231.43 | 1666705195 | 0 |
| 99.87.231.44 | 1666705196 | 0 |
| 99.87.231.45 | 1666705197 | 0 |
| 99.87.231.46 | 1666705198 | 0 |
| 99.87.231.47 | 1666705199 | 0 |
| 99.87.231.48 | 1666705200 | 0 |
| 99.87.231.49 | 1666705201 | 0 |
| 99.87.231.50 | 1666705202 | 0 |
| 99.87.231.51 | 1666705203 | 0 |
| 99.87.231.52 | 1666705204 | 0 |
| 99.87.231.53 | 1666705205 | 0 |
| 99.87.231.54 | 1666705206 | 0 |
| 99.87.231.55 | 1666705207 | 0 |
| 99.87.231.56 | 1666705208 | 0 |
| 99.87.231.57 | 1666705209 | 0 |
| 99.87.231.58 | 1666705210 | 0 |
| 99.87.231.59 | 1666705211 | 0 |
| 99.87.231.60 | 1666705212 | 0 |
| 99.87.231.61 | 1666705213 | 0 |
| 99.87.231.62 | 1666705214 | 0 |
| 99.87.231.63 | 1666705215 | 0 |
| 99.87.231.64 | 1666705216 | 0 |
| 99.87.231.65 | 1666705217 | 0 |
| 99.87.231.66 | 1666705218 | 0 |
| 99.87.231.67 | 1666705219 | 0 |
| 99.87.231.68 | 1666705220 | 0 |
| 99.87.231.69 | 1666705221 | 0 |
| 99.87.231.70 | 1666705222 | 0 |
| 99.87.231.71 | 1666705223 | 0 |
| 99.87.231.72 | 1666705224 | 0 |
| 99.87.231.73 | 1666705225 | 0 |
| 99.87.231.74 | 1666705226 | 0 |
| 99.87.231.75 | 1666705227 | 0 |
| 99.87.231.76 | 1666705228 | 0 |
| 99.87.231.77 | 1666705229 | 0 |
| 99.87.231.78 | 1666705230 | 0 |
| 99.87.231.79 | 1666705231 | 0 |
| 99.87.231.80 | 1666705232 | 0 |
| 99.87.231.81 | 1666705233 | 0 |
| 99.87.231.82 | 1666705234 | 0 |
| 99.87.231.83 | 1666705235 | 0 |
| 99.87.231.84 | 1666705236 | 0 |
| 99.87.231.85 | 1666705237 | 0 |