Les adresses IP débutant par 12.206.3 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 12.0.0.0/8, le bloc IP comprant les adresses de 12.0.0.0 à 12.255.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 12.0.0.0 |
| IP se terminant par | 12.255.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 12.0.0.0/8 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 05/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Joliet | 41,525 | -88,0817 | 2017-08-04 |
| MaxMind | US | États-Unis | - | Aurora | 41,759 | -88,2615 | 2017-08-04 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 12.206.3.0 | 214827776 | 0 |
| 12.206.3.1 | 214827777 | 0 |
| 12.206.3.2 | 214827778 | 0 |
| 12.206.3.3 | 214827779 | 0 |
| 12.206.3.4 | 214827780 | 0 |
| 12.206.3.5 | 214827781 | 0 |
| 12.206.3.6 | 214827782 | 0 |
| 12.206.3.7 | 214827783 | 0 |
| 12.206.3.8 | 214827784 | 0 |
| 12.206.3.9 | 214827785 | 0 |
| 12.206.3.10 | 214827786 | 0 |
| 12.206.3.11 | 214827787 | 0 |
| 12.206.3.12 | 214827788 | 0 |
| 12.206.3.13 | 214827789 | 0 |
| 12.206.3.14 | 214827790 | 0 |
| 12.206.3.15 | 214827791 | 0 |
| 12.206.3.16 | 214827792 | 0 |
| 12.206.3.17 | 214827793 | 0 |
| 12.206.3.18 | 214827794 | 0 |
| 12.206.3.19 | 214827795 | 0 |
| 12.206.3.20 | 214827796 | 0 |
| 12.206.3.21 | 214827797 | 0 |
| 12.206.3.22 | 214827798 | 0 |
| 12.206.3.23 | 214827799 | 0 |
| 12.206.3.24 | 214827800 | 0 |
| 12.206.3.25 | 214827801 | 0 |
| 12.206.3.26 | 214827802 | 0 |
| 12.206.3.27 | 214827803 | 0 |
| 12.206.3.28 | 214827804 | 0 |
| 12.206.3.29 | 214827805 | 0 |
| 12.206.3.30 | 214827806 | 0 |
| 12.206.3.31 | 214827807 | 0 |
| 12.206.3.32 | 214827808 | 0 |
| 12.206.3.33 | 214827809 | 0 |
| 12.206.3.34 | 214827810 | 0 |
| 12.206.3.35 | 214827811 | 0 |
| 12.206.3.36 | 214827812 | 0 |
| 12.206.3.37 | 214827813 | 0 |
| 12.206.3.38 | 214827814 | 0 |
| 12.206.3.39 | 214827815 | 0 |
| 12.206.3.40 | 214827816 | 0 |
| 12.206.3.41 | 214827817 | 0 |
| 12.206.3.42 | 214827818 | 0 |
| 12.206.3.43 | 214827819 | 0 |
| 12.206.3.44 | 214827820 | 0 |
| 12.206.3.45 | 214827821 | 0 |
| 12.206.3.46 | 214827822 | 0 |
| 12.206.3.47 | 214827823 | 0 |
| 12.206.3.48 | 214827824 | 0 |
| 12.206.3.49 | 214827825 | 0 |
| 12.206.3.50 | 214827826 | 0 |
| 12.206.3.51 | 214827827 | 0 |
| 12.206.3.52 | 214827828 | 0 |
| 12.206.3.53 | 214827829 | 0 |
| 12.206.3.54 | 214827830 | 0 |
| 12.206.3.55 | 214827831 | 0 |
| 12.206.3.56 | 214827832 | 0 |
| 12.206.3.57 | 214827833 | 0 |
| 12.206.3.58 | 214827834 | 0 |
| 12.206.3.59 | 214827835 | 0 |
| 12.206.3.60 | 214827836 | 0 |
| 12.206.3.61 | 214827837 | 0 |
| 12.206.3.62 | 214827838 | 0 |
| 12.206.3.63 | 214827839 | 0 |
| 12.206.3.64 | 214827840 | 0 |
| 12.206.3.65 | 214827841 | 0 |
| 12.206.3.66 | 214827842 | 0 |
| 12.206.3.67 | 214827843 | 0 |
| 12.206.3.68 | 214827844 | 0 |
| 12.206.3.69 | 214827845 | 0 |
| 12.206.3.70 | 214827846 | 0 |
| 12.206.3.71 | 214827847 | 0 |
| 12.206.3.72 | 214827848 | 0 |
| 12.206.3.73 | 214827849 | 0 |
| 12.206.3.74 | 214827850 | 0 |
| 12.206.3.75 | 214827851 | 0 |
| 12.206.3.76 | 214827852 | 0 |
| 12.206.3.77 | 214827853 | 0 |
| 12.206.3.78 | 214827854 | 0 |
| 12.206.3.79 | 214827855 | 0 |
| 12.206.3.80 | 214827856 | 0 |
| 12.206.3.81 | 214827857 | 0 |
| 12.206.3.82 | 214827858 | 0 |
| 12.206.3.83 | 214827859 | 0 |
| 12.206.3.84 | 214827860 | 0 |
| 12.206.3.85 | 214827861 | 0 |