L'indirizzo IP 99.171.91 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 99.168.0.0/13, IP tra 99.168.0.0 a 99.175.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 99.168.0.0 |
| IP finale con | 99.175.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 99.168.0.0/13 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 19/09/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Richardson | 32,9628 | -96,7449 | 2017-09-19 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-09-19 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 99.171.91.0 | 1672174336 | 0 |
| 99.171.91.1 | 1672174337 | 0 |
| 99.171.91.2 | 1672174338 | 0 |
| 99.171.91.3 | 1672174339 | 0 |
| 99.171.91.4 | 1672174340 | 0 |
| 99.171.91.5 | 1672174341 | 0 |
| 99.171.91.6 | 1672174342 | 0 |
| 99.171.91.7 | 1672174343 | 0 |
| 99.171.91.8 | 1672174344 | 0 |
| 99.171.91.9 | 1672174345 | 0 |
| 99.171.91.10 | 1672174346 | 0 |
| 99.171.91.11 | 1672174347 | 0 |
| 99.171.91.12 | 1672174348 | 0 |
| 99.171.91.13 | 1672174349 | 0 |
| 99.171.91.14 | 1672174350 | 0 |
| 99.171.91.15 | 1672174351 | 0 |
| 99.171.91.16 | 1672174352 | 0 |
| 99.171.91.17 | 1672174353 | 0 |
| 99.171.91.18 | 1672174354 | 0 |
| 99.171.91.19 | 1672174355 | 0 |
| 99.171.91.20 | 1672174356 | 0 |
| 99.171.91.21 | 1672174357 | 0 |
| 99.171.91.22 | 1672174358 | 0 |
| 99.171.91.23 | 1672174359 | 0 |
| 99.171.91.24 | 1672174360 | 0 |
| 99.171.91.25 | 1672174361 | 0 |
| 99.171.91.26 | 1672174362 | 0 |
| 99.171.91.27 | 1672174363 | 0 |
| 99.171.91.28 | 1672174364 | 0 |
| 99.171.91.29 | 1672174365 | 0 |
| 99.171.91.30 | 1672174366 | 0 |
| 99.171.91.31 | 1672174367 | 0 |
| 99.171.91.32 | 1672174368 | 0 |
| 99.171.91.33 | 1672174369 | 0 |
| 99.171.91.34 | 1672174370 | 0 |
| 99.171.91.35 | 1672174371 | 0 |
| 99.171.91.36 | 1672174372 | 0 |
| 99.171.91.37 | 1672174373 | 0 |
| 99.171.91.38 | 1672174374 | 0 |
| 99.171.91.39 | 1672174375 | 0 |
| 99.171.91.40 | 1672174376 | 0 |
| 99.171.91.41 | 1672174377 | 0 |
| 99.171.91.42 | 1672174378 | 0 |
| 99.171.91.43 | 1672174379 | 0 |
| 99.171.91.44 | 1672174380 | 0 |
| 99.171.91.45 | 1672174381 | 0 |
| 99.171.91.46 | 1672174382 | 0 |
| 99.171.91.47 | 1672174383 | 0 |
| 99.171.91.48 | 1672174384 | 0 |
| 99.171.91.49 | 1672174385 | 0 |
| 99.171.91.50 | 1672174386 | 0 |
| 99.171.91.51 | 1672174387 | 0 |
| 99.171.91.52 | 1672174388 | 0 |
| 99.171.91.53 | 1672174389 | 0 |
| 99.171.91.54 | 1672174390 | 0 |
| 99.171.91.55 | 1672174391 | 0 |
| 99.171.91.56 | 1672174392 | 0 |
| 99.171.91.57 | 1672174393 | 0 |
| 99.171.91.58 | 1672174394 | 0 |
| 99.171.91.59 | 1672174395 | 0 |
| 99.171.91.60 | 1672174396 | 0 |
| 99.171.91.61 | 1672174397 | 0 |
| 99.171.91.62 | 1672174398 | 0 |
| 99.171.91.63 | 1672174399 | 0 |
| 99.171.91.64 | 1672174400 | 0 |
| 99.171.91.65 | 1672174401 | 0 |
| 99.171.91.66 | 1672174402 | 0 |
| 99.171.91.67 | 1672174403 | 0 |
| 99.171.91.68 | 1672174404 | 0 |
| 99.171.91.69 | 1672174405 | 0 |
| 99.171.91.70 | 1672174406 | 0 |
| 99.171.91.71 | 1672174407 | 0 |
| 99.171.91.72 | 1672174408 | 0 |
| 99.171.91.73 | 1672174409 | 0 |
| 99.171.91.74 | 1672174410 | 0 |
| 99.171.91.75 | 1672174411 | 0 |
| 99.171.91.76 | 1672174412 | 0 |
| 99.171.91.77 | 1672174413 | 0 |
| 99.171.91.78 | 1672174414 | 0 |
| 99.171.91.79 | 1672174415 | 0 |
| 99.171.91.80 | 1672174416 | 0 |
| 99.171.91.81 | 1672174417 | 0 |
| 99.171.91.82 | 1672174418 | 0 |
| 99.171.91.83 | 1672174419 | 0 |
| 99.171.91.84 | 1672174420 | 0 |
| 99.171.91.85 | 1672174421 | 0 |