Les adresses IP débutant par 99.71.203 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 | 26/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fort Worth | 32,7254 | -97,3209 | 2017-08-25 |
| MaxMind | US | États-Unis | - | Fort Worth | 32,7792 | -97,5195 | 2017-08-25 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.71.203.0 | 1665649408 | 0 |
| 99.71.203.1 | 1665649409 | 0 |
| 99.71.203.2 | 1665649410 | 0 |
| 99.71.203.3 | 1665649411 | 0 |
| 99.71.203.4 | 1665649412 | 0 |
| 99.71.203.5 | 1665649413 | 0 |
| 99.71.203.6 | 1665649414 | 0 |
| 99.71.203.7 | 1665649415 | 0 |
| 99.71.203.8 | 1665649416 | 0 |
| 99.71.203.9 | 1665649417 | 0 |
| 99.71.203.10 | 1665649418 | 0 |
| 99.71.203.11 | 1665649419 | 0 |
| 99.71.203.12 | 1665649420 | 0 |
| 99.71.203.13 | 1665649421 | 0 |
| 99.71.203.14 | 1665649422 | 0 |
| 99.71.203.15 | 1665649423 | 0 |
| 99.71.203.16 | 1665649424 | 0 |
| 99.71.203.17 | 1665649425 | 0 |
| 99.71.203.18 | 1665649426 | 0 |
| 99.71.203.19 | 1665649427 | 0 |
| 99.71.203.20 | 1665649428 | 0 |
| 99.71.203.21 | 1665649429 | 0 |
| 99.71.203.22 | 1665649430 | 0 |
| 99.71.203.23 | 1665649431 | 0 |
| 99.71.203.24 | 1665649432 | 0 |
| 99.71.203.25 | 1665649433 | 0 |
| 99.71.203.26 | 1665649434 | 0 |
| 99.71.203.27 | 1665649435 | 0 |
| 99.71.203.28 | 1665649436 | 0 |
| 99.71.203.29 | 1665649437 | 0 |
| 99.71.203.30 | 1665649438 | 0 |
| 99.71.203.31 | 1665649439 | 0 |
| 99.71.203.32 | 1665649440 | 0 |
| 99.71.203.33 | 1665649441 | 0 |
| 99.71.203.34 | 1665649442 | 0 |
| 99.71.203.35 | 1665649443 | 0 |
| 99.71.203.36 | 1665649444 | 0 |
| 99.71.203.37 | 1665649445 | 0 |
| 99.71.203.38 | 1665649446 | 0 |
| 99.71.203.39 | 1665649447 | 0 |
| 99.71.203.40 | 1665649448 | 0 |
| 99.71.203.41 | 1665649449 | 0 |
| 99.71.203.42 | 1665649450 | 0 |
| 99.71.203.43 | 1665649451 | 0 |
| 99.71.203.44 | 1665649452 | 0 |
| 99.71.203.45 | 1665649453 | 0 |
| 99.71.203.46 | 1665649454 | 0 |
| 99.71.203.47 | 1665649455 | 0 |
| 99.71.203.48 | 1665649456 | 0 |
| 99.71.203.49 | 1665649457 | 0 |
| 99.71.203.50 | 1665649458 | 0 |
| 99.71.203.51 | 1665649459 | 0 |
| 99.71.203.52 | 1665649460 | 0 |
| 99.71.203.53 | 1665649461 | 0 |
| 99.71.203.54 | 1665649462 | 0 |
| 99.71.203.55 | 1665649463 | 0 |
| 99.71.203.56 | 1665649464 | 0 |
| 99.71.203.57 | 1665649465 | 0 |
| 99.71.203.58 | 1665649466 | 0 |
| 99.71.203.59 | 1665649467 | 0 |
| 99.71.203.60 | 1665649468 | 0 |
| 99.71.203.61 | 1665649469 | 0 |
| 99.71.203.62 | 1665649470 | 0 |
| 99.71.203.63 | 1665649471 | 0 |
| 99.71.203.64 | 1665649472 | 0 |
| 99.71.203.65 | 1665649473 | 0 |
| 99.71.203.66 | 1665649474 | 0 |
| 99.71.203.67 | 1665649475 | 0 |
| 99.71.203.68 | 1665649476 | 0 |
| 99.71.203.69 | 1665649477 | 0 |
| 99.71.203.70 | 1665649478 | 0 |
| 99.71.203.71 | 1665649479 | 0 |
| 99.71.203.72 | 1665649480 | 0 |
| 99.71.203.73 | 1665649481 | 0 |
| 99.71.203.74 | 1665649482 | 0 |
| 99.71.203.75 | 1665649483 | 0 |
| 99.71.203.76 | 1665649484 | 0 |
| 99.71.203.77 | 1665649485 | 0 |
| 99.71.203.78 | 1665649486 | 0 |
| 99.71.203.79 | 1665649487 | 0 |
| 99.71.203.80 | 1665649488 | 0 |
| 99.71.203.81 | 1665649489 | 0 |
| 99.71.203.82 | 1665649490 | 0 |
| 99.71.203.83 | 1665649491 | 0 |
| 99.71.203.84 | 1665649492 | 0 |
| 99.71.203.85 | 1665649493 | 0 |