Les adresses IP débutant par 166.71.91 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 166.72.0.0/16, le bloc IP comprant les adresses de 166.72.0.0 à 166.72.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 166.72.0.0 |
| IP se terminant par | 166.72.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 166.72.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 02/03/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Lake Mary | 28,7599 | -81,3458 | 2019-03-02 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2019-03-02 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 166.71.91.0 | 2789694208 | 0 |
| 166.71.91.1 | 2789694209 | 0 |
| 166.71.91.2 | 2789694210 | 0 |
| 166.71.91.3 | 2789694211 | 0 |
| 166.71.91.4 | 2789694212 | 0 |
| 166.71.91.5 | 2789694213 | 0 |
| 166.71.91.6 | 2789694214 | 0 |
| 166.71.91.7 | 2789694215 | 0 |
| 166.71.91.8 | 2789694216 | 0 |
| 166.71.91.9 | 2789694217 | 0 |
| 166.71.91.10 | 2789694218 | 0 |
| 166.71.91.11 | 2789694219 | 0 |
| 166.71.91.12 | 2789694220 | 0 |
| 166.71.91.13 | 2789694221 | 0 |
| 166.71.91.14 | 2789694222 | 0 |
| 166.71.91.15 | 2789694223 | 0 |
| 166.71.91.16 | 2789694224 | 0 |
| 166.71.91.17 | 2789694225 | 0 |
| 166.71.91.18 | 2789694226 | 0 |
| 166.71.91.19 | 2789694227 | 0 |
| 166.71.91.20 | 2789694228 | 0 |
| 166.71.91.21 | 2789694229 | 0 |
| 166.71.91.22 | 2789694230 | 0 |
| 166.71.91.23 | 2789694231 | 0 |
| 166.71.91.24 | 2789694232 | 0 |
| 166.71.91.25 | 2789694233 | 0 |
| 166.71.91.26 | 2789694234 | 0 |
| 166.71.91.27 | 2789694235 | 0 |
| 166.71.91.28 | 2789694236 | 0 |
| 166.71.91.29 | 2789694237 | 0 |
| 166.71.91.30 | 2789694238 | 0 |
| 166.71.91.31 | 2789694239 | 0 |
| 166.71.91.32 | 2789694240 | 0 |
| 166.71.91.33 | 2789694241 | 0 |
| 166.71.91.34 | 2789694242 | 0 |
| 166.71.91.35 | 2789694243 | 0 |
| 166.71.91.36 | 2789694244 | 0 |
| 166.71.91.37 | 2789694245 | 0 |
| 166.71.91.38 | 2789694246 | 0 |
| 166.71.91.39 | 2789694247 | 0 |
| 166.71.91.40 | 2789694248 | 0 |
| 166.71.91.41 | 2789694249 | 0 |
| 166.71.91.42 | 2789694250 | 0 |
| 166.71.91.43 | 2789694251 | 0 |
| 166.71.91.44 | 2789694252 | 0 |
| 166.71.91.45 | 2789694253 | 0 |
| 166.71.91.46 | 2789694254 | 0 |
| 166.71.91.47 | 2789694255 | 0 |
| 166.71.91.48 | 2789694256 | 0 |
| 166.71.91.49 | 2789694257 | 0 |
| 166.71.91.50 | 2789694258 | 0 |
| 166.71.91.51 | 2789694259 | 0 |
| 166.71.91.52 | 2789694260 | 0 |
| 166.71.91.53 | 2789694261 | 0 |
| 166.71.91.54 | 2789694262 | 0 |
| 166.71.91.55 | 2789694263 | 0 |
| 166.71.91.56 | 2789694264 | 0 |
| 166.71.91.57 | 2789694265 | 0 |
| 166.71.91.58 | 2789694266 | 0 |
| 166.71.91.59 | 2789694267 | 0 |
| 166.71.91.60 | 2789694268 | 0 |
| 166.71.91.61 | 2789694269 | 0 |
| 166.71.91.62 | 2789694270 | 0 |
| 166.71.91.63 | 2789694271 | 0 |
| 166.71.91.64 | 2789694272 | 0 |
| 166.71.91.65 | 2789694273 | 0 |
| 166.71.91.66 | 2789694274 | 0 |
| 166.71.91.67 | 2789694275 | 0 |
| 166.71.91.68 | 2789694276 | 0 |
| 166.71.91.69 | 2789694277 | 0 |
| 166.71.91.70 | 2789694278 | 0 |
| 166.71.91.71 | 2789694279 | 0 |
| 166.71.91.72 | 2789694280 | 0 |
| 166.71.91.73 | 2789694281 | 0 |
| 166.71.91.74 | 2789694282 | 0 |
| 166.71.91.75 | 2789694283 | 0 |
| 166.71.91.76 | 2789694284 | 0 |
| 166.71.91.77 | 2789694285 | 0 |
| 166.71.91.78 | 2789694286 | 0 |
| 166.71.91.79 | 2789694287 | 0 |
| 166.71.91.80 | 2789694288 | 0 |
| 166.71.91.81 | 2789694289 | 0 |
| 166.71.91.82 | 2789694290 | 0 |
| 166.71.91.83 | 2789694291 | 0 |
| 166.71.91.84 | 2789694292 | 0 |
| 166.71.91.85 | 2789694293 | 0 |