The IP address 12.77.37 is provided by AT&T Services, Inc., it's belong to the CDIR (Classless Inter-Domain Routing) 12.0.0.0/8 (range 12.0.0.0 to 12.255.255.255). The autonomous system number (ASN) is 7018.
| ASN | 7018 |
| IP starting by | 12.0.0.0 |
| IP ending by | 12.255.255.255 |
| ASN Name | AT&T Services, Inc. |
| CDIR | 12.0.0.0/8 |
| Numerical IP | |
| Registry | |
| Last update | 12/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Chicago | 41.85 | -87.6501 | 2017-07-12 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-07-12 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 12.77.37.0 | 206382336 | 0 |
| 12.77.37.1 | 206382337 | 0 |
| 12.77.37.2 | 206382338 | 0 |
| 12.77.37.3 | 206382339 | 0 |
| 12.77.37.4 | 206382340 | 0 |
| 12.77.37.5 | 206382341 | 0 |
| 12.77.37.6 | 206382342 | 0 |
| 12.77.37.7 | 206382343 | 0 |
| 12.77.37.8 | 206382344 | 0 |
| 12.77.37.9 | 206382345 | 0 |
| 12.77.37.10 | 206382346 | 0 |
| 12.77.37.11 | 206382347 | 0 |
| 12.77.37.12 | 206382348 | 0 |
| 12.77.37.13 | 206382349 | 0 |
| 12.77.37.14 | 206382350 | 0 |
| 12.77.37.15 | 206382351 | 0 |
| 12.77.37.16 | 206382352 | 0 |
| 12.77.37.17 | 206382353 | 0 |
| 12.77.37.18 | 206382354 | 0 |
| 12.77.37.19 | 206382355 | 0 |
| 12.77.37.20 | 206382356 | 0 |
| 12.77.37.21 | 206382357 | 0 |
| 12.77.37.22 | 206382358 | 0 |
| 12.77.37.23 | 206382359 | 0 |
| 12.77.37.24 | 206382360 | 0 |
| 12.77.37.25 | 206382361 | 0 |
| 12.77.37.26 | 206382362 | 0 |
| 12.77.37.27 | 206382363 | 0 |
| 12.77.37.28 | 206382364 | 0 |
| 12.77.37.29 | 206382365 | 0 |
| 12.77.37.30 | 206382366 | 0 |
| 12.77.37.31 | 206382367 | 0 |
| 12.77.37.32 | 206382368 | 0 |
| 12.77.37.33 | 206382369 | 0 |
| 12.77.37.34 | 206382370 | 0 |
| 12.77.37.35 | 206382371 | 0 |
| 12.77.37.36 | 206382372 | 0 |
| 12.77.37.37 | 206382373 | 0 |
| 12.77.37.38 | 206382374 | 0 |
| 12.77.37.39 | 206382375 | 0 |
| 12.77.37.40 | 206382376 | 0 |
| 12.77.37.41 | 206382377 | 0 |
| 12.77.37.42 | 206382378 | 0 |
| 12.77.37.43 | 206382379 | 0 |
| 12.77.37.44 | 206382380 | 0 |
| 12.77.37.45 | 206382381 | 0 |
| 12.77.37.46 | 206382382 | 0 |
| 12.77.37.47 | 206382383 | 0 |
| 12.77.37.48 | 206382384 | 0 |
| 12.77.37.49 | 206382385 | 0 |
| 12.77.37.50 | 206382386 | 0 |
| 12.77.37.51 | 206382387 | 0 |
| 12.77.37.52 | 206382388 | 0 |
| 12.77.37.53 | 206382389 | 0 |
| 12.77.37.54 | 206382390 | 0 |
| 12.77.37.55 | 206382391 | 0 |
| 12.77.37.56 | 206382392 | 0 |
| 12.77.37.57 | 206382393 | 0 |
| 12.77.37.58 | 206382394 | 0 |
| 12.77.37.59 | 206382395 | 0 |
| 12.77.37.60 | 206382396 | 0 |
| 12.77.37.61 | 206382397 | 0 |
| 12.77.37.62 | 206382398 | 0 |
| 12.77.37.63 | 206382399 | 0 |
| 12.77.37.64 | 206382400 | 0 |
| 12.77.37.65 | 206382401 | 0 |
| 12.77.37.66 | 206382402 | 0 |
| 12.77.37.67 | 206382403 | 0 |
| 12.77.37.68 | 206382404 | 0 |
| 12.77.37.69 | 206382405 | 0 |
| 12.77.37.70 | 206382406 | 0 |
| 12.77.37.71 | 206382407 | 0 |
| 12.77.37.72 | 206382408 | 0 |
| 12.77.37.73 | 206382409 | 0 |
| 12.77.37.74 | 206382410 | 0 |
| 12.77.37.75 | 206382411 | 0 |
| 12.77.37.76 | 206382412 | 0 |
| 12.77.37.77 | 206382413 | 0 |
| 12.77.37.78 | 206382414 | 0 |
| 12.77.37.79 | 206382415 | 0 |
| 12.77.37.80 | 206382416 | 0 |
| 12.77.37.81 | 206382417 | 0 |
| 12.77.37.82 | 206382418 | 0 |
| 12.77.37.83 | 206382419 | 0 |
| 12.77.37.84 | 206382420 | 0 |
| 12.77.37.85 | 206382421 | 0 |