L'indirizzo IP 172.13.91 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP tra 172.0.0.0 a 172.15.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 172.0.0.0 |
| IP finale con | 172.15.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 16/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Sacramento | 38,5816 | -121,4944 | 2017-07-16 |
| MaxMind | US | United States | - | Sacramento | 38,5137 | -121,4979 | 2017-07-16 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.13.91.0 | 2886556416 | 0 |
| 172.13.91.1 | 2886556417 | 0 |
| 172.13.91.2 | 2886556418 | 0 |
| 172.13.91.3 | 2886556419 | 0 |
| 172.13.91.4 | 2886556420 | 0 |
| 172.13.91.5 | 2886556421 | 0 |
| 172.13.91.6 | 2886556422 | 0 |
| 172.13.91.7 | 2886556423 | 0 |
| 172.13.91.8 | 2886556424 | 0 |
| 172.13.91.9 | 2886556425 | 0 |
| 172.13.91.10 | 2886556426 | 0 |
| 172.13.91.11 | 2886556427 | 0 |
| 172.13.91.12 | 2886556428 | 0 |
| 172.13.91.13 | 2886556429 | 0 |
| 172.13.91.14 | 2886556430 | 0 |
| 172.13.91.15 | 2886556431 | 0 |
| 172.13.91.16 | 2886556432 | 0 |
| 172.13.91.17 | 2886556433 | 0 |
| 172.13.91.18 | 2886556434 | 0 |
| 172.13.91.19 | 2886556435 | 0 |
| 172.13.91.20 | 2886556436 | 0 |
| 172.13.91.21 | 2886556437 | 0 |
| 172.13.91.22 | 2886556438 | 0 |
| 172.13.91.23 | 2886556439 | 0 |
| 172.13.91.24 | 2886556440 | 0 |
| 172.13.91.25 | 2886556441 | 0 |
| 172.13.91.26 | 2886556442 | 0 |
| 172.13.91.27 | 2886556443 | 0 |
| 172.13.91.28 | 2886556444 | 0 |
| 172.13.91.29 | 2886556445 | 0 |
| 172.13.91.30 | 2886556446 | 0 |
| 172.13.91.31 | 2886556447 | 0 |
| 172.13.91.32 | 2886556448 | 0 |
| 172.13.91.33 | 2886556449 | 0 |
| 172.13.91.34 | 2886556450 | 0 |
| 172.13.91.35 | 2886556451 | 0 |
| 172.13.91.36 | 2886556452 | 0 |
| 172.13.91.37 | 2886556453 | 0 |
| 172.13.91.38 | 2886556454 | 0 |
| 172.13.91.39 | 2886556455 | 0 |
| 172.13.91.40 | 2886556456 | 0 |
| 172.13.91.41 | 2886556457 | 0 |
| 172.13.91.42 | 2886556458 | 0 |
| 172.13.91.43 | 2886556459 | 0 |
| 172.13.91.44 | 2886556460 | 0 |
| 172.13.91.45 | 2886556461 | 0 |
| 172.13.91.46 | 2886556462 | 0 |
| 172.13.91.47 | 2886556463 | 0 |
| 172.13.91.48 | 2886556464 | 0 |
| 172.13.91.49 | 2886556465 | 0 |
| 172.13.91.50 | 2886556466 | 0 |
| 172.13.91.51 | 2886556467 | 0 |
| 172.13.91.52 | 2886556468 | 0 |
| 172.13.91.53 | 2886556469 | 0 |
| 172.13.91.54 | 2886556470 | 0 |
| 172.13.91.55 | 2886556471 | 0 |
| 172.13.91.56 | 2886556472 | 0 |
| 172.13.91.57 | 2886556473 | 0 |
| 172.13.91.58 | 2886556474 | 0 |
| 172.13.91.59 | 2886556475 | 0 |
| 172.13.91.60 | 2886556476 | 0 |
| 172.13.91.61 | 2886556477 | 0 |
| 172.13.91.62 | 2886556478 | 0 |
| 172.13.91.63 | 2886556479 | 0 |
| 172.13.91.64 | 2886556480 | 0 |
| 172.13.91.65 | 2886556481 | 0 |
| 172.13.91.66 | 2886556482 | 0 |
| 172.13.91.67 | 2886556483 | 0 |
| 172.13.91.68 | 2886556484 | 0 |
| 172.13.91.69 | 2886556485 | 0 |
| 172.13.91.70 | 2886556486 | 0 |
| 172.13.91.71 | 2886556487 | 0 |
| 172.13.91.72 | 2886556488 | 0 |
| 172.13.91.73 | 2886556489 | 0 |
| 172.13.91.74 | 2886556490 | 0 |
| 172.13.91.75 | 2886556491 | 0 |
| 172.13.91.76 | 2886556492 | 0 |
| 172.13.91.77 | 2886556493 | 0 |
| 172.13.91.78 | 2886556494 | 0 |
| 172.13.91.79 | 2886556495 | 0 |
| 172.13.91.80 | 2886556496 | 0 |
| 172.13.91.81 | 2886556497 | 0 |
| 172.13.91.82 | 2886556498 | 0 |
| 172.13.91.83 | 2886556499 | 0 |
| 172.13.91.84 | 2886556500 | 0 |
| 172.13.91.85 | 2886556501 | 0 |