Les adresses IP débutant par 172.2.255 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, le bloc IP comprant les adresses de 172.0.0.0 à 172.15.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 172.0.0.0 |
| IP se terminant par | 172.15.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 03/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Oak Creek | 42,8859 | -87,8631 | 2017-09-03 |
| MaxMind | US | États-Unis | - | South Milwaukee | 42,9117 | -87,8607 | 2017-09-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.2.255.0 | 2885877504 | 0 |
| 172.2.255.1 | 2885877505 | 0 |
| 172.2.255.2 | 2885877506 | 0 |
| 172.2.255.3 | 2885877507 | 0 |
| 172.2.255.4 | 2885877508 | 0 |
| 172.2.255.5 | 2885877509 | 0 |
| 172.2.255.6 | 2885877510 | 0 |
| 172.2.255.7 | 2885877511 | 0 |
| 172.2.255.8 | 2885877512 | 0 |
| 172.2.255.9 | 2885877513 | 0 |
| 172.2.255.10 | 2885877514 | 0 |
| 172.2.255.11 | 2885877515 | 0 |
| 172.2.255.12 | 2885877516 | 0 |
| 172.2.255.13 | 2885877517 | 0 |
| 172.2.255.14 | 2885877518 | 0 |
| 172.2.255.15 | 2885877519 | 0 |
| 172.2.255.16 | 2885877520 | 0 |
| 172.2.255.17 | 2885877521 | 0 |
| 172.2.255.18 | 2885877522 | 0 |
| 172.2.255.19 | 2885877523 | 0 |
| 172.2.255.20 | 2885877524 | 0 |
| 172.2.255.21 | 2885877525 | 0 |
| 172.2.255.22 | 2885877526 | 0 |
| 172.2.255.23 | 2885877527 | 0 |
| 172.2.255.24 | 2885877528 | 0 |
| 172.2.255.25 | 2885877529 | 0 |
| 172.2.255.26 | 2885877530 | 0 |
| 172.2.255.27 | 2885877531 | 0 |
| 172.2.255.28 | 2885877532 | 0 |
| 172.2.255.29 | 2885877533 | 0 |
| 172.2.255.30 | 2885877534 | 0 |
| 172.2.255.31 | 2885877535 | 0 |
| 172.2.255.32 | 2885877536 | 0 |
| 172.2.255.33 | 2885877537 | 0 |
| 172.2.255.34 | 2885877538 | 0 |
| 172.2.255.35 | 2885877539 | 0 |
| 172.2.255.36 | 2885877540 | 0 |
| 172.2.255.37 | 2885877541 | 0 |
| 172.2.255.38 | 2885877542 | 0 |
| 172.2.255.39 | 2885877543 | 0 |
| 172.2.255.40 | 2885877544 | 0 |
| 172.2.255.41 | 2885877545 | 0 |
| 172.2.255.42 | 2885877546 | 0 |
| 172.2.255.43 | 2885877547 | 0 |
| 172.2.255.44 | 2885877548 | 0 |
| 172.2.255.45 | 2885877549 | 0 |
| 172.2.255.46 | 2885877550 | 0 |
| 172.2.255.47 | 2885877551 | 0 |
| 172.2.255.48 | 2885877552 | 0 |
| 172.2.255.49 | 2885877553 | 0 |
| 172.2.255.50 | 2885877554 | 0 |
| 172.2.255.51 | 2885877555 | 0 |
| 172.2.255.52 | 2885877556 | 0 |
| 172.2.255.53 | 2885877557 | 0 |
| 172.2.255.54 | 2885877558 | 0 |
| 172.2.255.55 | 2885877559 | 0 |
| 172.2.255.56 | 2885877560 | 0 |
| 172.2.255.57 | 2885877561 | 0 |
| 172.2.255.58 | 2885877562 | 0 |
| 172.2.255.59 | 2885877563 | 0 |
| 172.2.255.60 | 2885877564 | 0 |
| 172.2.255.61 | 2885877565 | 0 |
| 172.2.255.62 | 2885877566 | 0 |
| 172.2.255.63 | 2885877567 | 0 |
| 172.2.255.64 | 2885877568 | 0 |
| 172.2.255.65 | 2885877569 | 0 |
| 172.2.255.66 | 2885877570 | 0 |
| 172.2.255.67 | 2885877571 | 0 |
| 172.2.255.68 | 2885877572 | 0 |
| 172.2.255.69 | 2885877573 | 0 |
| 172.2.255.70 | 2885877574 | 0 |
| 172.2.255.71 | 2885877575 | 0 |
| 172.2.255.72 | 2885877576 | 0 |
| 172.2.255.73 | 2885877577 | 0 |
| 172.2.255.74 | 2885877578 | 0 |
| 172.2.255.75 | 2885877579 | 0 |
| 172.2.255.76 | 2885877580 | 0 |
| 172.2.255.77 | 2885877581 | 0 |
| 172.2.255.78 | 2885877582 | 0 |
| 172.2.255.79 | 2885877583 | 0 |
| 172.2.255.80 | 2885877584 | 0 |
| 172.2.255.81 | 2885877585 | 0 |
| 172.2.255.82 | 2885877586 | 0 |
| 172.2.255.83 | 2885877587 | 0 |
| 172.2.255.84 | 2885877588 | 0 |
| 172.2.255.85 | 2885877589 | 0 |