Les adresses IP débutant par 104.1.204 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 104.0.0.0/12, le bloc IP comprant les adresses de 104.0.0.0 à 104.15.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 104.0.0.0 |
| IP se terminant par | 104.15.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 104.0.0.0/12 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 09/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Chester | 39,8496 | -75,3558 | 2017-08-23 |
| MaxMind | US | États-Unis | - | Fort Lauderdale | 26,1576 | -80,3323 | 2017-08-23 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 104.1.204.0 | 1744948224 | 0 |
| 104.1.204.1 | 1744948225 | 0 |
| 104.1.204.2 | 1744948226 | 0 |
| 104.1.204.3 | 1744948227 | 0 |
| 104.1.204.4 | 1744948228 | 0 |
| 104.1.204.5 | 1744948229 | 0 |
| 104.1.204.6 | 1744948230 | 0 |
| 104.1.204.7 | 1744948231 | 0 |
| 104.1.204.8 | 1744948232 | 0 |
| 104.1.204.9 | 1744948233 | 0 |
| 104.1.204.10 | 1744948234 | 0 |
| 104.1.204.11 | 1744948235 | 0 |
| 104.1.204.12 | 1744948236 | 0 |
| 104.1.204.13 | 1744948237 | 0 |
| 104.1.204.14 | 1744948238 | 0 |
| 104.1.204.15 | 1744948239 | 0 |
| 104.1.204.16 | 1744948240 | 0 |
| 104.1.204.17 | 1744948241 | 0 |
| 104.1.204.18 | 1744948242 | 0 |
| 104.1.204.19 | 1744948243 | 0 |
| 104.1.204.20 | 1744948244 | 0 |
| 104.1.204.21 | 1744948245 | 0 |
| 104.1.204.22 | 1744948246 | 0 |
| 104.1.204.23 | 1744948247 | 0 |
| 104.1.204.24 | 1744948248 | 0 |
| 104.1.204.25 | 1744948249 | 0 |
| 104.1.204.26 | 1744948250 | 0 |
| 104.1.204.27 | 1744948251 | 0 |
| 104.1.204.28 | 1744948252 | 0 |
| 104.1.204.29 | 1744948253 | 0 |
| 104.1.204.30 | 1744948254 | 0 |
| 104.1.204.31 | 1744948255 | 0 |
| 104.1.204.32 | 1744948256 | 0 |
| 104.1.204.33 | 1744948257 | 0 |
| 104.1.204.34 | 1744948258 | 0 |
| 104.1.204.35 | 1744948259 | 0 |
| 104.1.204.36 | 1744948260 | 0 |
| 104.1.204.37 | 1744948261 | 0 |
| 104.1.204.38 | 1744948262 | 0 |
| 104.1.204.39 | 1744948263 | 0 |
| 104.1.204.40 | 1744948264 | 0 |
| 104.1.204.41 | 1744948265 | 0 |
| 104.1.204.42 | 1744948266 | 0 |
| 104.1.204.43 | 1744948267 | 0 |
| 104.1.204.44 | 1744948268 | 0 |
| 104.1.204.45 | 1744948269 | 0 |
| 104.1.204.46 | 1744948270 | 0 |
| 104.1.204.47 | 1744948271 | 0 |
| 104.1.204.48 | 1744948272 | 0 |
| 104.1.204.49 | 1744948273 | 0 |
| 104.1.204.50 | 1744948274 | 0 |
| 104.1.204.51 | 1744948275 | 0 |
| 104.1.204.52 | 1744948276 | 0 |
| 104.1.204.53 | 1744948277 | 0 |
| 104.1.204.54 | 1744948278 | 0 |
| 104.1.204.55 | 1744948279 | 0 |
| 104.1.204.56 | 1744948280 | 0 |
| 104.1.204.57 | 1744948281 | 0 |
| 104.1.204.58 | 1744948282 | 0 |
| 104.1.204.59 | 1744948283 | 0 |
| 104.1.204.60 | 1744948284 | 0 |
| 104.1.204.61 | 1744948285 | 0 |
| 104.1.204.62 | 1744948286 | 0 |
| 104.1.204.63 | 1744948287 | 0 |
| 104.1.204.64 | 1744948288 | 0 |
| 104.1.204.65 | 1744948289 | 0 |
| 104.1.204.66 | 1744948290 | 0 |
| 104.1.204.67 | 1744948291 | 0 |
| 104.1.204.68 | 1744948292 | 0 |
| 104.1.204.69 | 1744948293 | 0 |
| 104.1.204.70 | 1744948294 | 0 |
| 104.1.204.71 | 1744948295 | 0 |
| 104.1.204.72 | 1744948296 | 0 |
| 104.1.204.73 | 1744948297 | 0 |
| 104.1.204.74 | 1744948298 | 0 |
| 104.1.204.75 | 1744948299 | 0 |
| 104.1.204.76 | 1744948300 | 0 |
| 104.1.204.77 | 1744948301 | 0 |
| 104.1.204.78 | 1744948302 | 0 |
| 104.1.204.79 | 1744948303 | 0 |
| 104.1.204.80 | 1744948304 | 0 |
| 104.1.204.81 | 1744948305 | 0 |
| 104.1.204.82 | 1744948306 | 0 |
| 104.1.204.83 | 1744948307 | 0 |
| 104.1.204.84 | 1744948308 | 0 |
| 104.1.204.85 | 1744948309 | 0 |