La dirección IP 172.4.1 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 | 09/07/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | US | Estados Unidos | - | Richardson | 32,9482 | -96,7297 | 2017-07-09 |
| MaxMind | US | Estados Unidos | - | Fort Worth | 32,9083 | -97,4283 | 2017-07-09 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.4.1.0 | 2885943552 | 0 |
| 172.4.1.1 | 2885943553 | 0 |
| 172.4.1.2 | 2885943554 | 0 |
| 172.4.1.3 | 2885943555 | 0 |
| 172.4.1.4 | 2885943556 | 0 |
| 172.4.1.5 | 2885943557 | 0 |
| 172.4.1.6 | 2885943558 | 0 |
| 172.4.1.7 | 2885943559 | 0 |
| 172.4.1.8 | 2885943560 | 0 |
| 172.4.1.9 | 2885943561 | 0 |
| 172.4.1.10 | 2885943562 | 0 |
| 172.4.1.11 | 2885943563 | 0 |
| 172.4.1.12 | 2885943564 | 0 |
| 172.4.1.13 | 2885943565 | 0 |
| 172.4.1.14 | 2885943566 | 0 |
| 172.4.1.15 | 2885943567 | 0 |
| 172.4.1.16 | 2885943568 | 0 |
| 172.4.1.17 | 2885943569 | 0 |
| 172.4.1.18 | 2885943570 | 0 |
| 172.4.1.19 | 2885943571 | 0 |
| 172.4.1.20 | 2885943572 | 0 |
| 172.4.1.21 | 2885943573 | 0 |
| 172.4.1.22 | 2885943574 | 0 |
| 172.4.1.23 | 2885943575 | 0 |
| 172.4.1.24 | 2885943576 | 0 |
| 172.4.1.25 | 2885943577 | 0 |
| 172.4.1.26 | 2885943578 | 0 |
| 172.4.1.27 | 2885943579 | 0 |
| 172.4.1.28 | 2885943580 | 0 |
| 172.4.1.29 | 2885943581 | 0 |
| 172.4.1.30 | 2885943582 | 0 |
| 172.4.1.31 | 2885943583 | 0 |
| 172.4.1.32 | 2885943584 | 0 |
| 172.4.1.33 | 2885943585 | 0 |
| 172.4.1.34 | 2885943586 | 0 |
| 172.4.1.35 | 2885943587 | 0 |
| 172.4.1.36 | 2885943588 | 0 |
| 172.4.1.37 | 2885943589 | 0 |
| 172.4.1.38 | 2885943590 | 0 |
| 172.4.1.39 | 2885943591 | 0 |
| 172.4.1.40 | 2885943592 | 0 |
| 172.4.1.41 | 2885943593 | 0 |
| 172.4.1.42 | 2885943594 | 0 |
| 172.4.1.43 | 2885943595 | 0 |
| 172.4.1.44 | 2885943596 | 0 |
| 172.4.1.45 | 2885943597 | 0 |
| 172.4.1.46 | 2885943598 | 0 |
| 172.4.1.47 | 2885943599 | 0 |
| 172.4.1.48 | 2885943600 | 0 |
| 172.4.1.49 | 2885943601 | 0 |
| 172.4.1.50 | 2885943602 | 0 |
| 172.4.1.51 | 2885943603 | 0 |
| 172.4.1.52 | 2885943604 | 0 |
| 172.4.1.53 | 2885943605 | 0 |
| 172.4.1.54 | 2885943606 | 0 |
| 172.4.1.55 | 2885943607 | 0 |
| 172.4.1.56 | 2885943608 | 0 |
| 172.4.1.57 | 2885943609 | 0 |
| 172.4.1.58 | 2885943610 | 0 |
| 172.4.1.59 | 2885943611 | 0 |
| 172.4.1.60 | 2885943612 | 0 |
| 172.4.1.61 | 2885943613 | 0 |
| 172.4.1.62 | 2885943614 | 0 |
| 172.4.1.63 | 2885943615 | 0 |
| 172.4.1.64 | 2885943616 | 0 |
| 172.4.1.65 | 2885943617 | 0 |
| 172.4.1.66 | 2885943618 | 0 |
| 172.4.1.67 | 2885943619 | 0 |
| 172.4.1.68 | 2885943620 | 0 |
| 172.4.1.69 | 2885943621 | 0 |
| 172.4.1.70 | 2885943622 | 0 |
| 172.4.1.71 | 2885943623 | 0 |
| 172.4.1.72 | 2885943624 | 0 |
| 172.4.1.73 | 2885943625 | 0 |
| 172.4.1.74 | 2885943626 | 0 |
| 172.4.1.75 | 2885943627 | 0 |
| 172.4.1.76 | 2885943628 | 0 |
| 172.4.1.77 | 2885943629 | 0 |
| 172.4.1.78 | 2885943630 | 0 |
| 172.4.1.79 | 2885943631 | 0 |
| 172.4.1.80 | 2885943632 | 0 |
| 172.4.1.81 | 2885943633 | 0 |
| 172.4.1.82 | 2885943634 | 0 |
| 172.4.1.83 | 2885943635 | 0 |
| 172.4.1.84 | 2885943636 | 0 |
| 172.4.1.85 | 2885943637 | 0 |
| IP | Numerical IP | DNS |
| 172.4.1.86 | 2885943638 | 0 |
| 172.4.1.87 | 2885943639 | 0 |
| 172.4.1.88 | 2885943640 | 0 |
| 172.4.1.89 | 2885943641 | 0 |
| 172.4.1.90 | 2885943642 | 0 |
| 172.4.1.91 | 2885943643 | 0 |
| 172.4.1.92 | 2885943644 | 0 |
| 172.4.1.93 | 2885943645 | 0 |
| 172.4.1.94 | 2885943646 | 0 |
| 172.4.1.95 | 2885943647 | 0 |
| 172.4.1.96 | 2885943648 | 0 |
| 172.4.1.97 | 2885943649 | 0 |
| 172.4.1.98 | 2885943650 | 0 |
| 172.4.1.99 | 2885943651 | 0 |
| 172.4.1.100 | 2885943652 | 0 |
| 172.4.1.101 | 2885943653 | 0 |
| 172.4.1.102 | 2885943654 | 0 |
| 172.4.1.103 | 2885943655 | 0 |
| 172.4.1.104 | 2885943656 | 0 |
| 172.4.1.105 | 2885943657 | 0 |
| 172.4.1.106 | 2885943658 | 0 |
| 172.4.1.107 | 2885943659 | 0 |
| 172.4.1.108 | 2885943660 | 0 |
| 172.4.1.109 | 2885943661 | 0 |
| 172.4.1.110 | 2885943662 | 0 |
| 172.4.1.111 | 2885943663 | 0 |
| 172.4.1.112 | 2885943664 | 0 |
| 172.4.1.113 | 2885943665 | 0 |
| 172.4.1.114 | 2885943666 | 0 |
| 172.4.1.115 | 2885943667 | 0 |
| 172.4.1.116 | 2885943668 | 0 |
| 172.4.1.117 | 2885943669 | 0 |
| 172.4.1.118 | 2885943670 | 0 |
| 172.4.1.119 | 2885943671 | 0 |
| 172.4.1.120 | 2885943672 | 0 |
| 172.4.1.121 | 2885943673 | 0 |
| 172.4.1.122 | 2885943674 | 0 |
| 172.4.1.123 | 2885943675 | 0 |
| 172.4.1.124 | 2885943676 | 0 |
| 172.4.1.125 | 2885943677 | 0 |
| 172.4.1.126 | 2885943678 | 0 |
| 172.4.1.127 | 2885943679 | 0 |
| 172.4.1.128 | 2885943680 | 0 |
| 172.4.1.129 | 2885943681 | 0 |
| 172.4.1.130 | 2885943682 | 0 |
| 172.4.1.131 | 2885943683 | 0 |
| 172.4.1.132 | 2885943684 | 0 |
| 172.4.1.133 | 2885943685 | 0 |
| 172.4.1.134 | 2885943686 | 0 |
| 172.4.1.135 | 2885943687 | 0 |
| 172.4.1.136 | 2885943688 | 0 |
| 172.4.1.137 | 2885943689 | 0 |
| 172.4.1.138 | 2885943690 | 0 |
| 172.4.1.139 | 2885943691 | 0 |
| 172.4.1.140 | 2885943692 | 0 |
| 172.4.1.141 | 2885943693 | 0 |
| 172.4.1.142 | 2885943694 | 0 |
| 172.4.1.143 | 2885943695 | 0 |
| 172.4.1.144 | 2885943696 | 0 |
| 172.4.1.145 | 2885943697 | 0 |
| 172.4.1.146 | 2885943698 | 0 |
| 172.4.1.147 | 2885943699 | 0 |
| 172.4.1.148 | 2885943700 | 0 |
| 172.4.1.149 | 2885943701 | 0 |
| 172.4.1.150 | 2885943702 | 0 |
| 172.4.1.151 | 2885943703 | 0 |
| 172.4.1.152 | 2885943704 | 0 |
| 172.4.1.153 | 2885943705 | 0 |
| 172.4.1.154 | 2885943706 | 0 |
| 172.4.1.155 | 2885943707 | 0 |
| 172.4.1.156 | 2885943708 | 0 |
| 172.4.1.157 | 2885943709 | 0 |
| 172.4.1.158 | 2885943710 | 0 |
| 172.4.1.159 | 2885943711 | 0 |
| 172.4.1.160 | 2885943712 | 0 |
| 172.4.1.161 | 2885943713 | 0 |
| 172.4.1.162 | 2885943714 | 0 |
| 172.4.1.163 | 2885943715 | 0 |
| 172.4.1.164 | 2885943716 | 0 |
| 172.4.1.165 | 2885943717 | 0 |
| 172.4.1.166 | 2885943718 | 0 |
| 172.4.1.167 | 2885943719 | 0 |
| 172.4.1.168 | 2885943720 | 0 |
| 172.4.1.169 | 2885943721 | 0 |
| 172.4.1.170 | 2885943722 | 0 |
| 172.4.1.171 | 2885943723 | 0 |
| IP | Numerical IP | DNS |
| 172.4.1.172 | 2885943724 | 0 |
| 172.4.1.173 | 2885943725 | 0 |
| 172.4.1.174 | 2885943726 | 0 |
| 172.4.1.175 | 2885943727 | 0 |
| 172.4.1.176 | 2885943728 | 0 |
| 172.4.1.177 | 2885943729 | 0 |
| 172.4.1.178 | 2885943730 | 0 |
| 172.4.1.179 | 2885943731 | 0 |
| 172.4.1.180 | 2885943732 | 0 |
| 172.4.1.181 | 2885943733 | 0 |
| 172.4.1.182 | 2885943734 | 0 |
| 172.4.1.183 | 2885943735 | 0 |
| 172.4.1.184 | 2885943736 | 0 |
| 172.4.1.185 | 2885943737 | 0 |
| 172.4.1.186 | 2885943738 | 0 |
| 172.4.1.187 | 2885943739 | 0 |
| 172.4.1.188 | 2885943740 | 0 |
| 172.4.1.189 | 2885943741 | 0 |
| 172.4.1.190 | 2885943742 | 0 |
| 172.4.1.191 | 2885943743 | 0 |
| 172.4.1.192 | 2885943744 | 0 |
| 172.4.1.193 | 2885943745 | 0 |
| 172.4.1.194 | 2885943746 | 0 |
| 172.4.1.195 | 2885943747 | 0 |
| 172.4.1.196 | 2885943748 | 0 |
| 172.4.1.197 | 2885943749 | 0 |
| 172.4.1.198 | 2885943750 | 0 |
| 172.4.1.199 | 2885943751 | 0 |
| 172.4.1.200 | 2885943752 | 0 |
| 172.4.1.201 | 2885943753 | 0 |
| 172.4.1.202 | 2885943754 | 0 |
| 172.4.1.203 | 2885943755 | 0 |
| 172.4.1.204 | 2885943756 | 0 |
| 172.4.1.205 | 2885943757 | 0 |
| 172.4.1.206 | 2885943758 | 0 |
| 172.4.1.207 | 2885943759 | 0 |
| 172.4.1.208 | 2885943760 | 0 |
| 172.4.1.209 | 2885943761 | 0 |
| 172.4.1.210 | 2885943762 | 0 |
| 172.4.1.211 | 2885943763 | 0 |
| 172.4.1.212 | 2885943764 | 0 |
| 172.4.1.213 | 2885943765 | 0 |
| 172.4.1.214 | 2885943766 | 0 |
| 172.4.1.215 | 2885943767 | 0 |
| 172.4.1.216 | 2885943768 | 0 |
| 172.4.1.217 | 2885943769 | 0 |
| 172.4.1.218 | 2885943770 | 0 |
| 172.4.1.219 | 2885943771 | 0 |
| 172.4.1.220 | 2885943772 | 0 |
| 172.4.1.221 | 2885943773 | 0 |
| 172.4.1.222 | 2885943774 | 0 |
| 172.4.1.223 | 2885943775 | 0 |
| 172.4.1.224 | 2885943776 | 0 |
| 172.4.1.225 | 2885943777 | 0 |
| 172.4.1.226 | 2885943778 | 0 |
| 172.4.1.227 | 2885943779 | 0 |
| 172.4.1.228 | 2885943780 | 0 |
| 172.4.1.229 | 2885943781 | 0 |
| 172.4.1.230 | 2885943782 | 0 |
| 172.4.1.231 | 2885943783 | 0 |
| 172.4.1.232 | 2885943784 | 0 |
| 172.4.1.233 | 2885943785 | 0 |
| 172.4.1.234 | 2885943786 | 0 |
| 172.4.1.235 | 2885943787 | 0 |
| 172.4.1.236 | 2885943788 | 0 |
| 172.4.1.237 | 2885943789 | 0 |
| 172.4.1.238 | 2885943790 | 0 |
| 172.4.1.239 | 2885943791 | 0 |
| 172.4.1.240 | 2885943792 | 0 |
| 172.4.1.241 | 2885943793 | 0 |
| 172.4.1.242 | 2885943794 | 0 |
| 172.4.1.243 | 2885943795 | 0 |
| 172.4.1.244 | 2885943796 | 0 |
| 172.4.1.245 | 2885943797 | 0 |
| 172.4.1.246 | 2885943798 | 0 |
| 172.4.1.247 | 2885943799 | 0 |
| 172.4.1.248 | 2885943800 | 0 |
| 172.4.1.249 | 2885943801 | 0 |
| 172.4.1.250 | 2885943802 | 0 |
| 172.4.1.251 | 2885943803 | 0 |
| 172.4.1.252 | 2885943804 | 0 |
| 172.4.1.253 | 2885943805 | 0 |
| 172.4.1.254 | 2885943806 | 0 |
| 172.4.1.255 | 2885943807 | 0 |