The IP address 12.77.15 is provided by AT&T Data Communications Services, it's belong to the CDIR (Classless Inter-Domain Routing) 12.71.236.0/24 (range 12.71.236.0 to 12.71.236.255). The autonomous system number (ASN) is 2386.
| ASN | 2386 |
| IP starting by | 12.71.236.0 |
| IP ending by | 12.71.236.255 |
| ASN Name | AT&T Data Communications Services |
| CDIR | 12.71.236.0/24 |
| Numerical IP | |
| Registry | arin |
| Last update | 07/07/2017 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | US | United States | - | Chicago | 41.85 | -87.6501 | 2017-07-06 |
| MaxMind | US | United States | - | - | 37.751 | -97.822 | 2017-07-06 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 12.77.15.0 | 206376704 | 0 |
| 12.77.15.1 | 206376705 | 0 |
| 12.77.15.2 | 206376706 | 0 |
| 12.77.15.3 | 206376707 | 0 |
| 12.77.15.4 | 206376708 | 0 |
| 12.77.15.5 | 206376709 | 0 |
| 12.77.15.6 | 206376710 | 0 |
| 12.77.15.7 | 206376711 | 0 |
| 12.77.15.8 | 206376712 | 0 |
| 12.77.15.9 | 206376713 | 0 |
| 12.77.15.10 | 206376714 | 0 |
| 12.77.15.11 | 206376715 | 0 |
| 12.77.15.12 | 206376716 | 0 |
| 12.77.15.13 | 206376717 | 0 |
| 12.77.15.14 | 206376718 | 0 |
| 12.77.15.15 | 206376719 | 0 |
| 12.77.15.16 | 206376720 | 0 |
| 12.77.15.17 | 206376721 | 0 |
| 12.77.15.18 | 206376722 | 0 |
| 12.77.15.19 | 206376723 | 0 |
| 12.77.15.20 | 206376724 | 0 |
| 12.77.15.21 | 206376725 | 0 |
| 12.77.15.22 | 206376726 | 0 |
| 12.77.15.23 | 206376727 | 0 |
| 12.77.15.24 | 206376728 | 0 |
| 12.77.15.25 | 206376729 | 0 |
| 12.77.15.26 | 206376730 | 0 |
| 12.77.15.27 | 206376731 | 0 |
| 12.77.15.28 | 206376732 | 0 |
| 12.77.15.29 | 206376733 | 0 |
| 12.77.15.30 | 206376734 | 0 |
| 12.77.15.31 | 206376735 | 0 |
| 12.77.15.32 | 206376736 | 0 |
| 12.77.15.33 | 206376737 | 0 |
| 12.77.15.34 | 206376738 | 0 |
| 12.77.15.35 | 206376739 | 0 |
| 12.77.15.36 | 206376740 | 0 |
| 12.77.15.37 | 206376741 | 0 |
| 12.77.15.38 | 206376742 | 0 |
| 12.77.15.39 | 206376743 | 0 |
| 12.77.15.40 | 206376744 | 0 |
| 12.77.15.41 | 206376745 | 0 |
| 12.77.15.42 | 206376746 | 0 |
| 12.77.15.43 | 206376747 | 0 |
| 12.77.15.44 | 206376748 | 0 |
| 12.77.15.45 | 206376749 | 0 |
| 12.77.15.46 | 206376750 | 0 |
| 12.77.15.47 | 206376751 | 0 |
| 12.77.15.48 | 206376752 | 0 |
| 12.77.15.49 | 206376753 | 0 |
| 12.77.15.50 | 206376754 | 0 |
| 12.77.15.51 | 206376755 | 0 |
| 12.77.15.52 | 206376756 | 0 |
| 12.77.15.53 | 206376757 | 0 |
| 12.77.15.54 | 206376758 | 0 |
| 12.77.15.55 | 206376759 | 0 |
| 12.77.15.56 | 206376760 | 0 |
| 12.77.15.57 | 206376761 | 0 |
| 12.77.15.58 | 206376762 | 0 |
| 12.77.15.59 | 206376763 | 0 |
| 12.77.15.60 | 206376764 | 0 |
| 12.77.15.61 | 206376765 | 0 |
| 12.77.15.62 | 206376766 | 0 |
| 12.77.15.63 | 206376767 | 0 |
| 12.77.15.64 | 206376768 | 0 |
| 12.77.15.65 | 206376769 | 0 |
| 12.77.15.66 | 206376770 | 0 |
| 12.77.15.67 | 206376771 | 0 |
| 12.77.15.68 | 206376772 | 0 |
| 12.77.15.69 | 206376773 | 0 |
| 12.77.15.70 | 206376774 | 0 |
| 12.77.15.71 | 206376775 | 0 |
| 12.77.15.72 | 206376776 | 0 |
| 12.77.15.73 | 206376777 | 0 |
| 12.77.15.74 | 206376778 | 0 |
| 12.77.15.75 | 206376779 | 0 |
| 12.77.15.76 | 206376780 | 0 |
| 12.77.15.77 | 206376781 | 0 |
| 12.77.15.78 | 206376782 | 0 |
| 12.77.15.79 | 206376783 | 0 |
| 12.77.15.80 | 206376784 | 0 |
| 12.77.15.81 | 206376785 | 0 |
| 12.77.15.82 | 206376786 | 0 |
| 12.77.15.83 | 206376787 | 0 |
| 12.77.15.84 | 206376788 | 0 |
| 12.77.15.85 | 206376789 | 0 |