Les adresses IP débutant par 45.21.37 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 45.16.0.0/12, le bloc IP comprant les adresses de 45.16.0.0 à 45.31.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 45.16.0.0 |
| IP se terminant par | 45.31.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 45.16.0.0/12 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 04/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | San Antonio | 29,4241 | -98,4936 | 2017-07-04 |
| MaxMind | US | États-Unis | - | Cibolo | 29,5689 | -98,2229 | 2017-07-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 45.21.37.0 | 756360448 | 0 |
| 45.21.37.1 | 756360449 | 0 |
| 45.21.37.2 | 756360450 | 0 |
| 45.21.37.3 | 756360451 | 0 |
| 45.21.37.4 | 756360452 | 0 |
| 45.21.37.5 | 756360453 | 0 |
| 45.21.37.6 | 756360454 | 0 |
| 45.21.37.7 | 756360455 | 0 |
| 45.21.37.8 | 756360456 | 0 |
| 45.21.37.9 | 756360457 | 0 |
| 45.21.37.10 | 756360458 | 0 |
| 45.21.37.11 | 756360459 | 0 |
| 45.21.37.12 | 756360460 | 0 |
| 45.21.37.13 | 756360461 | 0 |
| 45.21.37.14 | 756360462 | 0 |
| 45.21.37.15 | 756360463 | 0 |
| 45.21.37.16 | 756360464 | 0 |
| 45.21.37.17 | 756360465 | 0 |
| 45.21.37.18 | 756360466 | 0 |
| 45.21.37.19 | 756360467 | 0 |
| 45.21.37.20 | 756360468 | 0 |
| 45.21.37.21 | 756360469 | 0 |
| 45.21.37.22 | 756360470 | 0 |
| 45.21.37.23 | 756360471 | 0 |
| 45.21.37.24 | 756360472 | 0 |
| 45.21.37.25 | 756360473 | 0 |
| 45.21.37.26 | 756360474 | 0 |
| 45.21.37.27 | 756360475 | 0 |
| 45.21.37.28 | 756360476 | 0 |
| 45.21.37.29 | 756360477 | 0 |
| 45.21.37.30 | 756360478 | 0 |
| 45.21.37.31 | 756360479 | 0 |
| 45.21.37.32 | 756360480 | 0 |
| 45.21.37.33 | 756360481 | 0 |
| 45.21.37.34 | 756360482 | 0 |
| 45.21.37.35 | 756360483 | 0 |
| 45.21.37.36 | 756360484 | 0 |
| 45.21.37.37 | 756360485 | 0 |
| 45.21.37.38 | 756360486 | 0 |
| 45.21.37.39 | 756360487 | 0 |
| 45.21.37.40 | 756360488 | 0 |
| 45.21.37.41 | 756360489 | 0 |
| 45.21.37.42 | 756360490 | 0 |
| 45.21.37.43 | 756360491 | 0 |
| 45.21.37.44 | 756360492 | 0 |
| 45.21.37.45 | 756360493 | 0 |
| 45.21.37.46 | 756360494 | 0 |
| 45.21.37.47 | 756360495 | 0 |
| 45.21.37.48 | 756360496 | 0 |
| 45.21.37.49 | 756360497 | 0 |
| 45.21.37.50 | 756360498 | 0 |
| 45.21.37.51 | 756360499 | 0 |
| 45.21.37.52 | 756360500 | 0 |
| 45.21.37.53 | 756360501 | 0 |
| 45.21.37.54 | 756360502 | 0 |
| 45.21.37.55 | 756360503 | 0 |
| 45.21.37.56 | 756360504 | 0 |
| 45.21.37.57 | 756360505 | 0 |
| 45.21.37.58 | 756360506 | 0 |
| 45.21.37.59 | 756360507 | 0 |
| 45.21.37.60 | 756360508 | 0 |
| 45.21.37.61 | 756360509 | 0 |
| 45.21.37.62 | 756360510 | 0 |
| 45.21.37.63 | 756360511 | 0 |
| 45.21.37.64 | 756360512 | 0 |
| 45.21.37.65 | 756360513 | 0 |
| 45.21.37.66 | 756360514 | 0 |
| 45.21.37.67 | 756360515 | 0 |
| 45.21.37.68 | 756360516 | 0 |
| 45.21.37.69 | 756360517 | 0 |
| 45.21.37.70 | 756360518 | 0 |
| 45.21.37.71 | 756360519 | 0 |
| 45.21.37.72 | 756360520 | 0 |
| 45.21.37.73 | 756360521 | 0 |
| 45.21.37.74 | 756360522 | 0 |
| 45.21.37.75 | 756360523 | 0 |
| 45.21.37.76 | 756360524 | 0 |
| 45.21.37.77 | 756360525 | 0 |
| 45.21.37.78 | 756360526 | 0 |
| 45.21.37.79 | 756360527 | 0 |
| 45.21.37.80 | 756360528 | 0 |
| 45.21.37.81 | 756360529 | 0 |
| 45.21.37.82 | 756360530 | 0 |
| 45.21.37.83 | 756360531 | 0 |
| 45.21.37.84 | 756360532 | 0 |
| 45.21.37.85 | 756360533 | 0 |