Die IP-Adresse 12.78.55 erfolgt über AT&T Services, Inc., es hat gehören zu den GGDV (Classless Inter-Domain Routing) 12.0.0.0/8 (Bereich 12.0.0.0, 12.255.255.255). Die autonomen Systemnummer (ASN) ist 7018.
| ASN | 7018 |
| Ausgehend von IP | 12.0.0.0 |
| Beendigung durch IP | 12.255.255.255 |
| ASN-Namen | AT&T Services, Inc. |
| GGDV | 12.0.0.0/8 |
| Numerische IP | |
| Registrierung | |
| Letztes update | 08.07.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | US | USA | - | Chicago | 41,85 | -87,6501 | 2017-07-08 |
| MaxMind | US | USA | - | - | 37,751 | -97,822 | 2017-07-08 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 12.78.55.0 | 206452480 | 0 |
| 12.78.55.1 | 206452481 | 0 |
| 12.78.55.2 | 206452482 | 0 |
| 12.78.55.3 | 206452483 | 0 |
| 12.78.55.4 | 206452484 | 0 |
| 12.78.55.5 | 206452485 | 0 |
| 12.78.55.6 | 206452486 | 0 |
| 12.78.55.7 | 206452487 | 0 |
| 12.78.55.8 | 206452488 | 0 |
| 12.78.55.9 | 206452489 | 0 |
| 12.78.55.10 | 206452490 | 0 |
| 12.78.55.11 | 206452491 | 0 |
| 12.78.55.12 | 206452492 | 0 |
| 12.78.55.13 | 206452493 | 0 |
| 12.78.55.14 | 206452494 | 0 |
| 12.78.55.15 | 206452495 | 0 |
| 12.78.55.16 | 206452496 | 0 |
| 12.78.55.17 | 206452497 | 0 |
| 12.78.55.18 | 206452498 | 0 |
| 12.78.55.19 | 206452499 | 0 |
| 12.78.55.20 | 206452500 | 0 |
| 12.78.55.21 | 206452501 | 0 |
| 12.78.55.22 | 206452502 | 0 |
| 12.78.55.23 | 206452503 | 0 |
| 12.78.55.24 | 206452504 | 0 |
| 12.78.55.25 | 206452505 | 0 |
| 12.78.55.26 | 206452506 | 0 |
| 12.78.55.27 | 206452507 | 0 |
| 12.78.55.28 | 206452508 | 0 |
| 12.78.55.29 | 206452509 | 0 |
| 12.78.55.30 | 206452510 | 0 |
| 12.78.55.31 | 206452511 | 0 |
| 12.78.55.32 | 206452512 | 0 |
| 12.78.55.33 | 206452513 | 0 |
| 12.78.55.34 | 206452514 | 0 |
| 12.78.55.35 | 206452515 | 0 |
| 12.78.55.36 | 206452516 | 0 |
| 12.78.55.37 | 206452517 | 0 |
| 12.78.55.38 | 206452518 | 0 |
| 12.78.55.39 | 206452519 | 0 |
| 12.78.55.40 | 206452520 | 0 |
| 12.78.55.41 | 206452521 | 0 |
| 12.78.55.42 | 206452522 | 0 |
| 12.78.55.43 | 206452523 | 0 |
| 12.78.55.44 | 206452524 | 0 |
| 12.78.55.45 | 206452525 | 0 |
| 12.78.55.46 | 206452526 | 0 |
| 12.78.55.47 | 206452527 | 0 |
| 12.78.55.48 | 206452528 | 0 |
| 12.78.55.49 | 206452529 | 0 |
| 12.78.55.50 | 206452530 | 0 |
| 12.78.55.51 | 206452531 | 0 |
| 12.78.55.52 | 206452532 | 0 |
| 12.78.55.53 | 206452533 | 0 |
| 12.78.55.54 | 206452534 | 0 |
| 12.78.55.55 | 206452535 | 0 |
| 12.78.55.56 | 206452536 | 0 |
| 12.78.55.57 | 206452537 | 0 |
| 12.78.55.58 | 206452538 | 0 |
| 12.78.55.59 | 206452539 | 0 |
| 12.78.55.60 | 206452540 | 0 |
| 12.78.55.61 | 206452541 | 0 |
| 12.78.55.62 | 206452542 | 0 |
| 12.78.55.63 | 206452543 | 0 |
| 12.78.55.64 | 206452544 | 0 |
| 12.78.55.65 | 206452545 | 0 |
| 12.78.55.66 | 206452546 | 0 |
| 12.78.55.67 | 206452547 | 0 |
| 12.78.55.68 | 206452548 | 0 |
| 12.78.55.69 | 206452549 | 0 |
| 12.78.55.70 | 206452550 | 0 |
| 12.78.55.71 | 206452551 | 0 |
| 12.78.55.72 | 206452552 | 0 |
| 12.78.55.73 | 206452553 | 0 |
| 12.78.55.74 | 206452554 | 0 |
| 12.78.55.75 | 206452555 | 0 |
| 12.78.55.76 | 206452556 | 0 |
| 12.78.55.77 | 206452557 | 0 |
| 12.78.55.78 | 206452558 | 0 |
| 12.78.55.79 | 206452559 | 0 |
| 12.78.55.80 | 206452560 | 0 |
| 12.78.55.81 | 206452561 | 0 |
| 12.78.55.82 | 206452562 | 0 |
| 12.78.55.83 | 206452563 | 0 |
| 12.78.55.84 | 206452564 | 0 |
| 12.78.55.85 | 206452565 | 0 |