La dirección IP 172.12.16 es proporcionada por AT&T Services, Inc., que es propiedad de la CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP entre 172.0.0.0 a 172.15.255.255 ). El número de sistema autónomo (ASN) es 7018.
| ASN | 7018 |
| IP que comienzan con | 172.0.0.0 |
| IP que termina con | 172.15.255.255 |
| ASN Nombre | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numérica | |
| Registe | arin |
| Última actualización | 05/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Burbank | 37,3233 | -121,9316 | 2017-07-03 |
| MaxMind | US | Estados Unidos | - | - | 37,751 | -97,822 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.12.16.0 | 2886471680 | 0 |
| 172.12.16.1 | 2886471681 | 0 |
| 172.12.16.2 | 2886471682 | 0 |
| 172.12.16.3 | 2886471683 | 0 |
| 172.12.16.4 | 2886471684 | 0 |
| 172.12.16.5 | 2886471685 | 0 |
| 172.12.16.6 | 2886471686 | 0 |
| 172.12.16.7 | 2886471687 | 0 |
| 172.12.16.8 | 2886471688 | 0 |
| 172.12.16.9 | 2886471689 | 0 |
| 172.12.16.10 | 2886471690 | 0 |
| 172.12.16.11 | 2886471691 | 0 |
| 172.12.16.12 | 2886471692 | 0 |
| 172.12.16.13 | 2886471693 | 0 |
| 172.12.16.14 | 2886471694 | 0 |
| 172.12.16.15 | 2886471695 | 0 |
| 172.12.16.16 | 2886471696 | 0 |
| 172.12.16.17 | 2886471697 | 0 |
| 172.12.16.18 | 2886471698 | 0 |
| 172.12.16.19 | 2886471699 | 0 |
| 172.12.16.20 | 2886471700 | 0 |
| 172.12.16.21 | 2886471701 | 0 |
| 172.12.16.22 | 2886471702 | 0 |
| 172.12.16.23 | 2886471703 | 0 |
| 172.12.16.24 | 2886471704 | 0 |
| 172.12.16.25 | 2886471705 | 0 |
| 172.12.16.26 | 2886471706 | 0 |
| 172.12.16.27 | 2886471707 | 0 |
| 172.12.16.28 | 2886471708 | 0 |
| 172.12.16.29 | 2886471709 | 0 |
| 172.12.16.30 | 2886471710 | 0 |
| 172.12.16.31 | 2886471711 | 0 |
| 172.12.16.32 | 2886471712 | 0 |
| 172.12.16.33 | 2886471713 | 0 |
| 172.12.16.34 | 2886471714 | 0 |
| 172.12.16.35 | 2886471715 | 0 |
| 172.12.16.36 | 2886471716 | 0 |
| 172.12.16.37 | 2886471717 | 0 |
| 172.12.16.38 | 2886471718 | 0 |
| 172.12.16.39 | 2886471719 | 0 |
| 172.12.16.40 | 2886471720 | 0 |
| 172.12.16.41 | 2886471721 | 0 |
| 172.12.16.42 | 2886471722 | 0 |
| 172.12.16.43 | 2886471723 | 0 |
| 172.12.16.44 | 2886471724 | 0 |
| 172.12.16.45 | 2886471725 | 0 |
| 172.12.16.46 | 2886471726 | 0 |
| 172.12.16.47 | 2886471727 | 0 |
| 172.12.16.48 | 2886471728 | 0 |
| 172.12.16.49 | 2886471729 | 0 |
| 172.12.16.50 | 2886471730 | 0 |
| 172.12.16.51 | 2886471731 | 0 |
| 172.12.16.52 | 2886471732 | 0 |
| 172.12.16.53 | 2886471733 | 0 |
| 172.12.16.54 | 2886471734 | 0 |
| 172.12.16.55 | 2886471735 | 0 |
| 172.12.16.56 | 2886471736 | 0 |
| 172.12.16.57 | 2886471737 | 0 |
| 172.12.16.58 | 2886471738 | 0 |
| 172.12.16.59 | 2886471739 | 0 |
| 172.12.16.60 | 2886471740 | 0 |
| 172.12.16.61 | 2886471741 | 0 |
| 172.12.16.62 | 2886471742 | 0 |
| 172.12.16.63 | 2886471743 | 0 |
| 172.12.16.64 | 2886471744 | 0 |
| 172.12.16.65 | 2886471745 | 0 |
| 172.12.16.66 | 2886471746 | 0 |
| 172.12.16.67 | 2886471747 | 0 |
| 172.12.16.68 | 2886471748 | 0 |
| 172.12.16.69 | 2886471749 | 0 |
| 172.12.16.70 | 2886471750 | 0 |
| 172.12.16.71 | 2886471751 | 0 |
| 172.12.16.72 | 2886471752 | 0 |
| 172.12.16.73 | 2886471753 | 0 |
| 172.12.16.74 | 2886471754 | 0 |
| 172.12.16.75 | 2886471755 | 0 |
| 172.12.16.76 | 2886471756 | 0 |
| 172.12.16.77 | 2886471757 | 0 |
| 172.12.16.78 | 2886471758 | 0 |
| 172.12.16.79 | 2886471759 | 0 |
| 172.12.16.80 | 2886471760 | 0 |
| 172.12.16.81 | 2886471761 | 0 |
| 172.12.16.82 | 2886471762 | 0 |
| 172.12.16.83 | 2886471763 | 0 |
| 172.12.16.84 | 2886471764 | 0 |
| 172.12.16.85 | 2886471765 | 0 |