Les adresses IP débutant par 172.4.5 sont fournies par AT&T Services, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, le bloc IP comprant les adresses de 172.0.0.0 à 172.15.255.255). Le numéro de système autonome (ASN) est 7018.
| ASN | 7018 |
| IP commençant par | 172.0.0.0 |
| IP se terminant par | 172.15.255.255 |
| Nom ASN | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 29/08/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Midlothian | 32,4824 | -96,9945 | 2017-08-29 |
| MaxMind | US | États-Unis | - | Midlothian | 32,468 | -96,9873 | 2017-08-29 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.4.5.0 | 2885944576 | 0 |
| 172.4.5.1 | 2885944577 | 0 |
| 172.4.5.2 | 2885944578 | 0 |
| 172.4.5.3 | 2885944579 | 0 |
| 172.4.5.4 | 2885944580 | 0 |
| 172.4.5.5 | 2885944581 | 0 |
| 172.4.5.6 | 2885944582 | 0 |
| 172.4.5.7 | 2885944583 | 0 |
| 172.4.5.8 | 2885944584 | 0 |
| 172.4.5.9 | 2885944585 | 0 |
| 172.4.5.10 | 2885944586 | 0 |
| 172.4.5.11 | 2885944587 | 0 |
| 172.4.5.12 | 2885944588 | 0 |
| 172.4.5.13 | 2885944589 | 0 |
| 172.4.5.14 | 2885944590 | 0 |
| 172.4.5.15 | 2885944591 | 0 |
| 172.4.5.16 | 2885944592 | 0 |
| 172.4.5.17 | 2885944593 | 0 |
| 172.4.5.18 | 2885944594 | 0 |
| 172.4.5.19 | 2885944595 | 0 |
| 172.4.5.20 | 2885944596 | 0 |
| 172.4.5.21 | 2885944597 | 0 |
| 172.4.5.22 | 2885944598 | 0 |
| 172.4.5.23 | 2885944599 | 0 |
| 172.4.5.24 | 2885944600 | 0 |
| 172.4.5.25 | 2885944601 | 0 |
| 172.4.5.26 | 2885944602 | 0 |
| 172.4.5.27 | 2885944603 | 0 |
| 172.4.5.28 | 2885944604 | 0 |
| 172.4.5.29 | 2885944605 | 0 |
| 172.4.5.30 | 2885944606 | 0 |
| 172.4.5.31 | 2885944607 | 0 |
| 172.4.5.32 | 2885944608 | 0 |
| 172.4.5.33 | 2885944609 | 0 |
| 172.4.5.34 | 2885944610 | 0 |
| 172.4.5.35 | 2885944611 | 0 |
| 172.4.5.36 | 2885944612 | 0 |
| 172.4.5.37 | 2885944613 | 0 |
| 172.4.5.38 | 2885944614 | 0 |
| 172.4.5.39 | 2885944615 | 0 |
| 172.4.5.40 | 2885944616 | 0 |
| 172.4.5.41 | 2885944617 | 0 |
| 172.4.5.42 | 2885944618 | 0 |
| 172.4.5.43 | 2885944619 | 0 |
| 172.4.5.44 | 2885944620 | 0 |
| 172.4.5.45 | 2885944621 | 0 |
| 172.4.5.46 | 2885944622 | 0 |
| 172.4.5.47 | 2885944623 | 0 |
| 172.4.5.48 | 2885944624 | 0 |
| 172.4.5.49 | 2885944625 | 0 |
| 172.4.5.50 | 2885944626 | 0 |
| 172.4.5.51 | 2885944627 | 0 |
| 172.4.5.52 | 2885944628 | 0 |
| 172.4.5.53 | 2885944629 | 0 |
| 172.4.5.54 | 2885944630 | 0 |
| 172.4.5.55 | 2885944631 | 0 |
| 172.4.5.56 | 2885944632 | 0 |
| 172.4.5.57 | 2885944633 | 0 |
| 172.4.5.58 | 2885944634 | 0 |
| 172.4.5.59 | 2885944635 | 0 |
| 172.4.5.60 | 2885944636 | 0 |
| 172.4.5.61 | 2885944637 | 0 |
| 172.4.5.62 | 2885944638 | 0 |
| 172.4.5.63 | 2885944639 | 0 |
| 172.4.5.64 | 2885944640 | 0 |
| 172.4.5.65 | 2885944641 | 0 |
| 172.4.5.66 | 2885944642 | 0 |
| 172.4.5.67 | 2885944643 | 0 |
| 172.4.5.68 | 2885944644 | 0 |
| 172.4.5.69 | 2885944645 | 0 |
| 172.4.5.70 | 2885944646 | 0 |
| 172.4.5.71 | 2885944647 | 0 |
| 172.4.5.72 | 2885944648 | 0 |
| 172.4.5.73 | 2885944649 | 0 |
| 172.4.5.74 | 2885944650 | 0 |
| 172.4.5.75 | 2885944651 | 0 |
| 172.4.5.76 | 2885944652 | 0 |
| 172.4.5.77 | 2885944653 | 0 |
| 172.4.5.78 | 2885944654 | 0 |
| 172.4.5.79 | 2885944655 | 0 |
| 172.4.5.80 | 2885944656 | 0 |
| 172.4.5.81 | 2885944657 | 0 |
| 172.4.5.82 | 2885944658 | 0 |
| 172.4.5.83 | 2885944659 | 0 |
| 172.4.5.84 | 2885944660 | 0 |
| 172.4.5.85 | 2885944661 | 0 |
| IP | Numerical IP | DNS |
| 172.4.5.86 | 2885944662 | 0 |
| 172.4.5.87 | 2885944663 | 0 |
| 172.4.5.88 | 2885944664 | 0 |
| 172.4.5.89 | 2885944665 | 0 |
| 172.4.5.90 | 2885944666 | 0 |
| 172.4.5.91 | 2885944667 | 0 |
| 172.4.5.92 | 2885944668 | 0 |
| 172.4.5.93 | 2885944669 | 0 |
| 172.4.5.94 | 2885944670 | 0 |
| 172.4.5.95 | 2885944671 | 0 |
| 172.4.5.96 | 2885944672 | 0 |
| 172.4.5.97 | 2885944673 | 0 |
| 172.4.5.98 | 2885944674 | 0 |
| 172.4.5.99 | 2885944675 | 0 |
| 172.4.5.100 | 2885944676 | 0 |
| 172.4.5.101 | 2885944677 | 0 |
| 172.4.5.102 | 2885944678 | 0 |
| 172.4.5.103 | 2885944679 | 0 |
| 172.4.5.104 | 2885944680 | 0 |
| 172.4.5.105 | 2885944681 | 0 |
| 172.4.5.106 | 2885944682 | 0 |
| 172.4.5.107 | 2885944683 | 0 |
| 172.4.5.108 | 2885944684 | 0 |
| 172.4.5.109 | 2885944685 | 0 |
| 172.4.5.110 | 2885944686 | 0 |
| 172.4.5.111 | 2885944687 | 0 |
| 172.4.5.112 | 2885944688 | 0 |
| 172.4.5.113 | 2885944689 | 0 |
| 172.4.5.114 | 2885944690 | 0 |
| 172.4.5.115 | 2885944691 | 0 |
| 172.4.5.116 | 2885944692 | 0 |
| 172.4.5.117 | 2885944693 | 0 |
| 172.4.5.118 | 2885944694 | 0 |
| 172.4.5.119 | 2885944695 | 0 |
| 172.4.5.120 | 2885944696 | 0 |
| 172.4.5.121 | 2885944697 | 0 |
| 172.4.5.122 | 2885944698 | 0 |
| 172.4.5.123 | 2885944699 | 0 |
| 172.4.5.124 | 2885944700 | 0 |
| 172.4.5.125 | 2885944701 | 0 |
| 172.4.5.126 | 2885944702 | 0 |
| 172.4.5.127 | 2885944703 | 0 |
| 172.4.5.128 | 2885944704 | 0 |
| 172.4.5.129 | 2885944705 | 0 |
| 172.4.5.130 | 2885944706 | 0 |
| 172.4.5.131 | 2885944707 | 0 |
| 172.4.5.132 | 2885944708 | 0 |
| 172.4.5.133 | 2885944709 | 0 |
| 172.4.5.134 | 2885944710 | 0 |
| 172.4.5.135 | 2885944711 | 0 |
| 172.4.5.136 | 2885944712 | 0 |
| 172.4.5.137 | 2885944713 | 0 |
| 172.4.5.138 | 2885944714 | 0 |
| 172.4.5.139 | 2885944715 | 0 |
| 172.4.5.140 | 2885944716 | 0 |
| 172.4.5.141 | 2885944717 | 0 |
| 172.4.5.142 | 2885944718 | 0 |
| 172.4.5.143 | 2885944719 | 0 |
| 172.4.5.144 | 2885944720 | 0 |
| 172.4.5.145 | 2885944721 | 0 |
| 172.4.5.146 | 2885944722 | 0 |
| 172.4.5.147 | 2885944723 | 0 |
| 172.4.5.148 | 2885944724 | 0 |
| 172.4.5.149 | 2885944725 | 0 |
| 172.4.5.150 | 2885944726 | 0 |
| 172.4.5.151 | 2885944727 | 0 |
| 172.4.5.152 | 2885944728 | 0 |
| 172.4.5.153 | 2885944729 | 0 |
| 172.4.5.154 | 2885944730 | 0 |
| 172.4.5.155 | 2885944731 | 0 |
| 172.4.5.156 | 2885944732 | 0 |
| 172.4.5.157 | 2885944733 | 0 |
| 172.4.5.158 | 2885944734 | 0 |
| 172.4.5.159 | 2885944735 | 0 |
| 172.4.5.160 | 2885944736 | 0 |
| 172.4.5.161 | 2885944737 | 0 |
| 172.4.5.162 | 2885944738 | 0 |
| 172.4.5.163 | 2885944739 | 0 |
| 172.4.5.164 | 2885944740 | 0 |
| 172.4.5.165 | 2885944741 | 0 |
| 172.4.5.166 | 2885944742 | 0 |
| 172.4.5.167 | 2885944743 | 0 |
| 172.4.5.168 | 2885944744 | 0 |
| 172.4.5.169 | 2885944745 | 0 |
| 172.4.5.170 | 2885944746 | 0 |
| 172.4.5.171 | 2885944747 | 0 |
| IP | Numerical IP | DNS |
| 172.4.5.172 | 2885944748 | 0 |
| 172.4.5.173 | 2885944749 | 0 |
| 172.4.5.174 | 2885944750 | 0 |
| 172.4.5.175 | 2885944751 | 0 |
| 172.4.5.176 | 2885944752 | 0 |
| 172.4.5.177 | 2885944753 | 0 |
| 172.4.5.178 | 2885944754 | 0 |
| 172.4.5.179 | 2885944755 | 0 |
| 172.4.5.180 | 2885944756 | 0 |
| 172.4.5.181 | 2885944757 | 0 |
| 172.4.5.182 | 2885944758 | 0 |
| 172.4.5.183 | 2885944759 | 0 |
| 172.4.5.184 | 2885944760 | 0 |
| 172.4.5.185 | 2885944761 | 0 |
| 172.4.5.186 | 2885944762 | 0 |
| 172.4.5.187 | 2885944763 | 0 |
| 172.4.5.188 | 2885944764 | 0 |
| 172.4.5.189 | 2885944765 | 0 |
| 172.4.5.190 | 2885944766 | 0 |
| 172.4.5.191 | 2885944767 | 0 |
| 172.4.5.192 | 2885944768 | 0 |
| 172.4.5.193 | 2885944769 | 0 |
| 172.4.5.194 | 2885944770 | 0 |
| 172.4.5.195 | 2885944771 | 0 |
| 172.4.5.196 | 2885944772 | 0 |
| 172.4.5.197 | 2885944773 | 0 |
| 172.4.5.198 | 2885944774 | 0 |
| 172.4.5.199 | 2885944775 | 0 |
| 172.4.5.200 | 2885944776 | 0 |
| 172.4.5.201 | 2885944777 | 0 |
| 172.4.5.202 | 2885944778 | 0 |
| 172.4.5.203 | 2885944779 | 0 |
| 172.4.5.204 | 2885944780 | 0 |
| 172.4.5.205 | 2885944781 | 0 |
| 172.4.5.206 | 2885944782 | 0 |
| 172.4.5.207 | 2885944783 | 0 |
| 172.4.5.208 | 2885944784 | 0 |
| 172.4.5.209 | 2885944785 | 0 |
| 172.4.5.210 | 2885944786 | 0 |
| 172.4.5.211 | 2885944787 | 0 |
| 172.4.5.212 | 2885944788 | 0 |
| 172.4.5.213 | 2885944789 | 0 |
| 172.4.5.214 | 2885944790 | 0 |
| 172.4.5.215 | 2885944791 | 0 |
| 172.4.5.216 | 2885944792 | 0 |
| 172.4.5.217 | 2885944793 | 0 |
| 172.4.5.218 | 2885944794 | 0 |
| 172.4.5.219 | 2885944795 | 0 |
| 172.4.5.220 | 2885944796 | 0 |
| 172.4.5.221 | 2885944797 | 0 |
| 172.4.5.222 | 2885944798 | 0 |
| 172.4.5.223 | 2885944799 | 0 |
| 172.4.5.224 | 2885944800 | 0 |
| 172.4.5.225 | 2885944801 | 0 |
| 172.4.5.226 | 2885944802 | 0 |
| 172.4.5.227 | 2885944803 | 0 |
| 172.4.5.228 | 2885944804 | 0 |
| 172.4.5.229 | 2885944805 | 0 |
| 172.4.5.230 | 2885944806 | 0 |
| 172.4.5.231 | 2885944807 | 0 |
| 172.4.5.232 | 2885944808 | 0 |
| 172.4.5.233 | 2885944809 | 0 |
| 172.4.5.234 | 2885944810 | 0 |
| 172.4.5.235 | 2885944811 | 0 |
| 172.4.5.236 | 2885944812 | 0 |
| 172.4.5.237 | 2885944813 | 0 |
| 172.4.5.238 | 2885944814 | 0 |
| 172.4.5.239 | 2885944815 | 0 |
| 172.4.5.240 | 2885944816 | 0 |
| 172.4.5.241 | 2885944817 | 0 |
| 172.4.5.242 | 2885944818 | 0 |
| 172.4.5.243 | 2885944819 | 0 |
| 172.4.5.244 | 2885944820 | 0 |
| 172.4.5.245 | 2885944821 | 0 |
| 172.4.5.246 | 2885944822 | 0 |
| 172.4.5.247 | 2885944823 | 0 |
| 172.4.5.248 | 2885944824 | 0 |
| 172.4.5.249 | 2885944825 | 0 |
| 172.4.5.250 | 2885944826 | 0 |
| 172.4.5.251 | 2885944827 | 0 |
| 172.4.5.252 | 2885944828 | 0 |
| 172.4.5.253 | 2885944829 | 0 |
| 172.4.5.254 | 2885944830 | 0 |
| 172.4.5.255 | 2885944831 | 0 |