Les adresses IP débutant par 166.197.3 sont fournies par AT&T Mobility LLC, elles appartiennent au CIDR (Classless Inter-Domain Routing) 166.192.0.0/13, le bloc IP comprant les adresses de 166.192.0.0 à 166.199.255.255). Le numéro de système autonome (ASN) est 20057.
| ASN | 20057 |
| IP commençant par | 166.192.0.0 |
| IP se terminant par | 166.199.255.255 |
| Nom ASN | AT&T Mobility LLC |
| CDIR | 166.192.0.0/13 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 30/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Allentown | 40,6084 | -75,4902 | 2017-07-29 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-29 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 166.197.3.0 | 2797929216 | 0 |
| 166.197.3.1 | 2797929217 | 0 |
| 166.197.3.2 | 2797929218 | 0 |
| 166.197.3.3 | 2797929219 | 0 |
| 166.197.3.4 | 2797929220 | 0 |
| 166.197.3.5 | 2797929221 | 0 |
| 166.197.3.6 | 2797929222 | 0 |
| 166.197.3.7 | 2797929223 | 0 |
| 166.197.3.8 | 2797929224 | 0 |
| 166.197.3.9 | 2797929225 | 0 |
| 166.197.3.10 | 2797929226 | 0 |
| 166.197.3.11 | 2797929227 | 0 |
| 166.197.3.12 | 2797929228 | 0 |
| 166.197.3.13 | 2797929229 | 0 |
| 166.197.3.14 | 2797929230 | 0 |
| 166.197.3.15 | 2797929231 | 0 |
| 166.197.3.16 | 2797929232 | 0 |
| 166.197.3.17 | 2797929233 | 0 |
| 166.197.3.18 | 2797929234 | 0 |
| 166.197.3.19 | 2797929235 | 0 |
| 166.197.3.20 | 2797929236 | 0 |
| 166.197.3.21 | 2797929237 | 0 |
| 166.197.3.22 | 2797929238 | 0 |
| 166.197.3.23 | 2797929239 | 0 |
| 166.197.3.24 | 2797929240 | 0 |
| 166.197.3.25 | 2797929241 | 0 |
| 166.197.3.26 | 2797929242 | 0 |
| 166.197.3.27 | 2797929243 | 0 |
| 166.197.3.28 | 2797929244 | 0 |
| 166.197.3.29 | 2797929245 | 0 |
| 166.197.3.30 | 2797929246 | 0 |
| 166.197.3.31 | 2797929247 | 0 |
| 166.197.3.32 | 2797929248 | 0 |
| 166.197.3.33 | 2797929249 | 0 |
| 166.197.3.34 | 2797929250 | 0 |
| 166.197.3.35 | 2797929251 | 0 |
| 166.197.3.36 | 2797929252 | 0 |
| 166.197.3.37 | 2797929253 | 0 |
| 166.197.3.38 | 2797929254 | 0 |
| 166.197.3.39 | 2797929255 | 0 |
| 166.197.3.40 | 2797929256 | 0 |
| 166.197.3.41 | 2797929257 | 0 |
| 166.197.3.42 | 2797929258 | 0 |
| 166.197.3.43 | 2797929259 | 0 |
| 166.197.3.44 | 2797929260 | 0 |
| 166.197.3.45 | 2797929261 | 0 |
| 166.197.3.46 | 2797929262 | 0 |
| 166.197.3.47 | 2797929263 | 0 |
| 166.197.3.48 | 2797929264 | 0 |
| 166.197.3.49 | 2797929265 | 0 |
| 166.197.3.50 | 2797929266 | 0 |
| 166.197.3.51 | 2797929267 | 0 |
| 166.197.3.52 | 2797929268 | 0 |
| 166.197.3.53 | 2797929269 | 0 |
| 166.197.3.54 | 2797929270 | 0 |
| 166.197.3.55 | 2797929271 | 0 |
| 166.197.3.56 | 2797929272 | 0 |
| 166.197.3.57 | 2797929273 | 0 |
| 166.197.3.58 | 2797929274 | 0 |
| 166.197.3.59 | 2797929275 | 0 |
| 166.197.3.60 | 2797929276 | 0 |
| 166.197.3.61 | 2797929277 | 0 |
| 166.197.3.62 | 2797929278 | 0 |
| 166.197.3.63 | 2797929279 | 0 |
| 166.197.3.64 | 2797929280 | 0 |
| 166.197.3.65 | 2797929281 | 0 |
| 166.197.3.66 | 2797929282 | 0 |
| 166.197.3.67 | 2797929283 | 0 |
| 166.197.3.68 | 2797929284 | 0 |
| 166.197.3.69 | 2797929285 | 0 |
| 166.197.3.70 | 2797929286 | 0 |
| 166.197.3.71 | 2797929287 | 0 |
| 166.197.3.72 | 2797929288 | 0 |
| 166.197.3.73 | 2797929289 | 0 |
| 166.197.3.74 | 2797929290 | 0 |
| 166.197.3.75 | 2797929291 | 0 |
| 166.197.3.76 | 2797929292 | 0 |
| 166.197.3.77 | 2797929293 | 0 |
| 166.197.3.78 | 2797929294 | 0 |
| 166.197.3.79 | 2797929295 | 0 |
| 166.197.3.80 | 2797929296 | 0 |
| 166.197.3.81 | 2797929297 | 0 |
| 166.197.3.82 | 2797929298 | 0 |
| 166.197.3.83 | 2797929299 | 0 |
| 166.197.3.84 | 2797929300 | 0 |
| 166.197.3.85 | 2797929301 | 0 |