Les adresses IP débutant par 99.50.220 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 99.48.0.0/13, le bloc IP comprant les adresses de 99.48.0.0 à 99.55.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 99.48.0.0 |
| IP se terminant par | 99.55.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 99.48.0.0/13 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 03/10/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Richardson | 32,9628 | -96,7449 | 2018-10-12 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2018-10-12 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.50.220.0 | 1664277504 | 0 |
| 99.50.220.1 | 1664277505 | 0 |
| 99.50.220.2 | 1664277506 | 0 |
| 99.50.220.3 | 1664277507 | 0 |
| 99.50.220.4 | 1664277508 | 0 |
| 99.50.220.5 | 1664277509 | 0 |
| 99.50.220.6 | 1664277510 | 0 |
| 99.50.220.7 | 1664277511 | 0 |
| 99.50.220.8 | 1664277512 | 0 |
| 99.50.220.9 | 1664277513 | 0 |
| 99.50.220.10 | 1664277514 | 0 |
| 99.50.220.11 | 1664277515 | 0 |
| 99.50.220.12 | 1664277516 | 0 |
| 99.50.220.13 | 1664277517 | 0 |
| 99.50.220.14 | 1664277518 | 0 |
| 99.50.220.15 | 1664277519 | 0 |
| 99.50.220.16 | 1664277520 | 0 |
| 99.50.220.17 | 1664277521 | 0 |
| 99.50.220.18 | 1664277522 | 0 |
| 99.50.220.19 | 1664277523 | 0 |
| 99.50.220.20 | 1664277524 | 0 |
| 99.50.220.21 | 1664277525 | 0 |
| 99.50.220.22 | 1664277526 | 0 |
| 99.50.220.23 | 1664277527 | 0 |
| 99.50.220.24 | 1664277528 | 0 |
| 99.50.220.25 | 1664277529 | 0 |
| 99.50.220.26 | 1664277530 | 0 |
| 99.50.220.27 | 1664277531 | 0 |
| 99.50.220.28 | 1664277532 | 0 |
| 99.50.220.29 | 1664277533 | 0 |
| 99.50.220.30 | 1664277534 | 0 |
| 99.50.220.31 | 1664277535 | 0 |
| 99.50.220.32 | 1664277536 | 0 |
| 99.50.220.33 | 1664277537 | 0 |
| 99.50.220.34 | 1664277538 | 0 |
| 99.50.220.35 | 1664277539 | 0 |
| 99.50.220.36 | 1664277540 | 0 |
| 99.50.220.37 | 1664277541 | 0 |
| 99.50.220.38 | 1664277542 | 0 |
| 99.50.220.39 | 1664277543 | 0 |
| 99.50.220.40 | 1664277544 | 0 |
| 99.50.220.41 | 1664277545 | 0 |
| 99.50.220.42 | 1664277546 | 0 |
| 99.50.220.43 | 1664277547 | 0 |
| 99.50.220.44 | 1664277548 | 0 |
| 99.50.220.45 | 1664277549 | 0 |
| 99.50.220.46 | 1664277550 | 0 |
| 99.50.220.47 | 1664277551 | 0 |
| 99.50.220.48 | 1664277552 | 0 |
| 99.50.220.49 | 1664277553 | 0 |
| 99.50.220.50 | 1664277554 | 0 |
| 99.50.220.51 | 1664277555 | 0 |
| 99.50.220.52 | 1664277556 | 0 |
| 99.50.220.53 | 1664277557 | 0 |
| 99.50.220.54 | 1664277558 | 0 |
| 99.50.220.55 | 1664277559 | 0 |
| 99.50.220.56 | 1664277560 | 0 |
| 99.50.220.57 | 1664277561 | 0 |
| 99.50.220.58 | 1664277562 | 0 |
| 99.50.220.59 | 1664277563 | 0 |
| 99.50.220.60 | 1664277564 | 0 |
| 99.50.220.61 | 1664277565 | 0 |
| 99.50.220.62 | 1664277566 | 0 |
| 99.50.220.63 | 1664277567 | 0 |
| 99.50.220.64 | 1664277568 | 0 |
| 99.50.220.65 | 1664277569 | 0 |
| 99.50.220.66 | 1664277570 | 0 |
| 99.50.220.67 | 1664277571 | 0 |
| 99.50.220.68 | 1664277572 | 0 |
| 99.50.220.69 | 1664277573 | 0 |
| 99.50.220.70 | 1664277574 | 0 |
| 99.50.220.71 | 1664277575 | 0 |
| 99.50.220.72 | 1664277576 | 0 |
| 99.50.220.73 | 1664277577 | 0 |
| 99.50.220.74 | 1664277578 | 0 |
| 99.50.220.75 | 1664277579 | 0 |
| 99.50.220.76 | 1664277580 | 0 |
| 99.50.220.77 | 1664277581 | 0 |
| 99.50.220.78 | 1664277582 | 0 |
| 99.50.220.79 | 1664277583 | 0 |
| 99.50.220.80 | 1664277584 | 0 |
| 99.50.220.81 | 1664277585 | 0 |
| 99.50.220.82 | 1664277586 | 0 |
| 99.50.220.83 | 1664277587 | 0 |
| 99.50.220.84 | 1664277588 | 0 |
| 99.50.220.85 | 1664277589 | 0 |