L'indirizzo IP 172.4.28 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 172.0.0.0/12, IP tra 172.0.0.0 a 172.15.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 172.0.0.0 |
| IP finale con | 172.15.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 172.0.0.0/12 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 21/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Arlington | 32,7357 | -97,1081 | 2017-07-21 |
| MaxMind | US | United States | - | Arlington | 32,7243 | -97,0805 | 2017-07-21 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.4.28.0 | 2885950464 | 0 |
| 172.4.28.1 | 2885950465 | 0 |
| 172.4.28.2 | 2885950466 | 0 |
| 172.4.28.3 | 2885950467 | 0 |
| 172.4.28.4 | 2885950468 | 0 |
| 172.4.28.5 | 2885950469 | 0 |
| 172.4.28.6 | 2885950470 | 0 |
| 172.4.28.7 | 2885950471 | 0 |
| 172.4.28.8 | 2885950472 | 0 |
| 172.4.28.9 | 2885950473 | 0 |
| 172.4.28.10 | 2885950474 | 0 |
| 172.4.28.11 | 2885950475 | 0 |
| 172.4.28.12 | 2885950476 | 0 |
| 172.4.28.13 | 2885950477 | 0 |
| 172.4.28.14 | 2885950478 | 0 |
| 172.4.28.15 | 2885950479 | 0 |
| 172.4.28.16 | 2885950480 | 0 |
| 172.4.28.17 | 2885950481 | 0 |
| 172.4.28.18 | 2885950482 | 0 |
| 172.4.28.19 | 2885950483 | 0 |
| 172.4.28.20 | 2885950484 | 0 |
| 172.4.28.21 | 2885950485 | 0 |
| 172.4.28.22 | 2885950486 | 0 |
| 172.4.28.23 | 2885950487 | 0 |
| 172.4.28.24 | 2885950488 | 0 |
| 172.4.28.25 | 2885950489 | 0 |
| 172.4.28.26 | 2885950490 | 0 |
| 172.4.28.27 | 2885950491 | 0 |
| 172.4.28.28 | 2885950492 | 0 |
| 172.4.28.29 | 2885950493 | 0 |
| 172.4.28.30 | 2885950494 | 0 |
| 172.4.28.31 | 2885950495 | 0 |
| 172.4.28.32 | 2885950496 | 0 |
| 172.4.28.33 | 2885950497 | 0 |
| 172.4.28.34 | 2885950498 | 0 |
| 172.4.28.35 | 2885950499 | 0 |
| 172.4.28.36 | 2885950500 | 0 |
| 172.4.28.37 | 2885950501 | 0 |
| 172.4.28.38 | 2885950502 | 0 |
| 172.4.28.39 | 2885950503 | 0 |
| 172.4.28.40 | 2885950504 | 0 |
| 172.4.28.41 | 2885950505 | 0 |
| 172.4.28.42 | 2885950506 | 0 |
| 172.4.28.43 | 2885950507 | 0 |
| 172.4.28.44 | 2885950508 | 0 |
| 172.4.28.45 | 2885950509 | 0 |
| 172.4.28.46 | 2885950510 | 0 |
| 172.4.28.47 | 2885950511 | 0 |
| 172.4.28.48 | 2885950512 | 0 |
| 172.4.28.49 | 2885950513 | 0 |
| 172.4.28.50 | 2885950514 | 0 |
| 172.4.28.51 | 2885950515 | 0 |
| 172.4.28.52 | 2885950516 | 0 |
| 172.4.28.53 | 2885950517 | 0 |
| 172.4.28.54 | 2885950518 | 0 |
| 172.4.28.55 | 2885950519 | 0 |
| 172.4.28.56 | 2885950520 | 0 |
| 172.4.28.57 | 2885950521 | 0 |
| 172.4.28.58 | 2885950522 | 0 |
| 172.4.28.59 | 2885950523 | 0 |
| 172.4.28.60 | 2885950524 | 0 |
| 172.4.28.61 | 2885950525 | 0 |
| 172.4.28.62 | 2885950526 | 0 |
| 172.4.28.63 | 2885950527 | 0 |
| 172.4.28.64 | 2885950528 | 0 |
| 172.4.28.65 | 2885950529 | 0 |
| 172.4.28.66 | 2885950530 | 0 |
| 172.4.28.67 | 2885950531 | 0 |
| 172.4.28.68 | 2885950532 | 0 |
| 172.4.28.69 | 2885950533 | 0 |
| 172.4.28.70 | 2885950534 | 0 |
| 172.4.28.71 | 2885950535 | 0 |
| 172.4.28.72 | 2885950536 | 0 |
| 172.4.28.73 | 2885950537 | 0 |
| 172.4.28.74 | 2885950538 | 0 |
| 172.4.28.75 | 2885950539 | 0 |
| 172.4.28.76 | 2885950540 | 0 |
| 172.4.28.77 | 2885950541 | 0 |
| 172.4.28.78 | 2885950542 | 0 |
| 172.4.28.79 | 2885950543 | 0 |
| 172.4.28.80 | 2885950544 | 0 |
| 172.4.28.81 | 2885950545 | 0 |
| 172.4.28.82 | 2885950546 | 0 |
| 172.4.28.83 | 2885950547 | 0 |
| 172.4.28.84 | 2885950548 | 0 |
| 172.4.28.85 | 2885950549 | 0 |
| IP | Numerical IP | DNS |
| 172.4.28.86 | 2885950550 | 0 |
| 172.4.28.87 | 2885950551 | 0 |
| 172.4.28.88 | 2885950552 | 0 |
| 172.4.28.89 | 2885950553 | 0 |
| 172.4.28.90 | 2885950554 | 0 |
| 172.4.28.91 | 2885950555 | 0 |
| 172.4.28.92 | 2885950556 | 0 |
| 172.4.28.93 | 2885950557 | 0 |
| 172.4.28.94 | 2885950558 | 0 |
| 172.4.28.95 | 2885950559 | 0 |
| 172.4.28.96 | 2885950560 | 0 |
| 172.4.28.97 | 2885950561 | 0 |
| 172.4.28.98 | 2885950562 | 0 |
| 172.4.28.99 | 2885950563 | 0 |
| 172.4.28.100 | 2885950564 | 0 |
| 172.4.28.101 | 2885950565 | 0 |
| 172.4.28.102 | 2885950566 | 0 |
| 172.4.28.103 | 2885950567 | 0 |
| 172.4.28.104 | 2885950568 | 0 |
| 172.4.28.105 | 2885950569 | 0 |
| 172.4.28.106 | 2885950570 | 0 |
| 172.4.28.107 | 2885950571 | 0 |
| 172.4.28.108 | 2885950572 | 0 |
| 172.4.28.109 | 2885950573 | 0 |
| 172.4.28.110 | 2885950574 | 0 |
| 172.4.28.111 | 2885950575 | 0 |
| 172.4.28.112 | 2885950576 | 0 |
| 172.4.28.113 | 2885950577 | 0 |
| 172.4.28.114 | 2885950578 | 0 |
| 172.4.28.115 | 2885950579 | 0 |
| 172.4.28.116 | 2885950580 | 0 |
| 172.4.28.117 | 2885950581 | 0 |
| 172.4.28.118 | 2885950582 | 0 |
| 172.4.28.119 | 2885950583 | 0 |
| 172.4.28.120 | 2885950584 | 0 |
| 172.4.28.121 | 2885950585 | 0 |
| 172.4.28.122 | 2885950586 | 0 |
| 172.4.28.123 | 2885950587 | 0 |
| 172.4.28.124 | 2885950588 | 0 |
| 172.4.28.125 | 2885950589 | 0 |
| 172.4.28.126 | 2885950590 | 0 |
| 172.4.28.127 | 2885950591 | 0 |
| 172.4.28.128 | 2885950592 | 0 |
| 172.4.28.129 | 2885950593 | 0 |
| 172.4.28.130 | 2885950594 | 0 |
| 172.4.28.131 | 2885950595 | 0 |
| 172.4.28.132 | 2885950596 | 0 |
| 172.4.28.133 | 2885950597 | 0 |
| 172.4.28.134 | 2885950598 | 0 |
| 172.4.28.135 | 2885950599 | 0 |
| 172.4.28.136 | 2885950600 | 0 |
| 172.4.28.137 | 2885950601 | 0 |
| 172.4.28.138 | 2885950602 | 0 |
| 172.4.28.139 | 2885950603 | 0 |
| 172.4.28.140 | 2885950604 | 0 |
| 172.4.28.141 | 2885950605 | 0 |
| 172.4.28.142 | 2885950606 | 0 |
| 172.4.28.143 | 2885950607 | 0 |
| 172.4.28.144 | 2885950608 | 0 |
| 172.4.28.145 | 2885950609 | 0 |
| 172.4.28.146 | 2885950610 | 0 |
| 172.4.28.147 | 2885950611 | 0 |
| 172.4.28.148 | 2885950612 | 0 |
| 172.4.28.149 | 2885950613 | 0 |
| 172.4.28.150 | 2885950614 | 0 |
| 172.4.28.151 | 2885950615 | 0 |
| 172.4.28.152 | 2885950616 | 0 |
| 172.4.28.153 | 2885950617 | 0 |
| 172.4.28.154 | 2885950618 | 0 |
| 172.4.28.155 | 2885950619 | 0 |
| 172.4.28.156 | 2885950620 | 0 |
| 172.4.28.157 | 2885950621 | 0 |
| 172.4.28.158 | 2885950622 | 0 |
| 172.4.28.159 | 2885950623 | 0 |
| 172.4.28.160 | 2885950624 | 0 |
| 172.4.28.161 | 2885950625 | 0 |
| 172.4.28.162 | 2885950626 | 0 |
| 172.4.28.163 | 2885950627 | 0 |
| 172.4.28.164 | 2885950628 | 0 |
| 172.4.28.165 | 2885950629 | 0 |
| 172.4.28.166 | 2885950630 | 0 |
| 172.4.28.167 | 2885950631 | 0 |
| 172.4.28.168 | 2885950632 | 0 |
| 172.4.28.169 | 2885950633 | 0 |
| 172.4.28.170 | 2885950634 | 0 |
| 172.4.28.171 | 2885950635 | 0 |
| IP | Numerical IP | DNS |
| 172.4.28.172 | 2885950636 | 0 |
| 172.4.28.173 | 2885950637 | 0 |
| 172.4.28.174 | 2885950638 | 0 |
| 172.4.28.175 | 2885950639 | 0 |
| 172.4.28.176 | 2885950640 | 0 |
| 172.4.28.177 | 2885950641 | 0 |
| 172.4.28.178 | 2885950642 | 0 |
| 172.4.28.179 | 2885950643 | 0 |
| 172.4.28.180 | 2885950644 | 0 |
| 172.4.28.181 | 2885950645 | 0 |
| 172.4.28.182 | 2885950646 | 0 |
| 172.4.28.183 | 2885950647 | 0 |
| 172.4.28.184 | 2885950648 | 0 |
| 172.4.28.185 | 2885950649 | 0 |
| 172.4.28.186 | 2885950650 | 0 |
| 172.4.28.187 | 2885950651 | 0 |
| 172.4.28.188 | 2885950652 | 0 |
| 172.4.28.189 | 2885950653 | 0 |
| 172.4.28.190 | 2885950654 | 0 |
| 172.4.28.191 | 2885950655 | 0 |
| 172.4.28.192 | 2885950656 | 0 |
| 172.4.28.193 | 2885950657 | 0 |
| 172.4.28.194 | 2885950658 | 0 |
| 172.4.28.195 | 2885950659 | 0 |
| 172.4.28.196 | 2885950660 | 0 |
| 172.4.28.197 | 2885950661 | 0 |
| 172.4.28.198 | 2885950662 | 0 |
| 172.4.28.199 | 2885950663 | 0 |
| 172.4.28.200 | 2885950664 | 0 |
| 172.4.28.201 | 2885950665 | 0 |
| 172.4.28.202 | 2885950666 | 0 |
| 172.4.28.203 | 2885950667 | 0 |
| 172.4.28.204 | 2885950668 | 0 |
| 172.4.28.205 | 2885950669 | 0 |
| 172.4.28.206 | 2885950670 | 0 |
| 172.4.28.207 | 2885950671 | 0 |
| 172.4.28.208 | 2885950672 | 0 |
| 172.4.28.209 | 2885950673 | 0 |
| 172.4.28.210 | 2885950674 | 0 |
| 172.4.28.211 | 2885950675 | 0 |
| 172.4.28.212 | 2885950676 | 0 |
| 172.4.28.213 | 2885950677 | 0 |
| 172.4.28.214 | 2885950678 | 0 |
| 172.4.28.215 | 2885950679 | 0 |
| 172.4.28.216 | 2885950680 | 0 |
| 172.4.28.217 | 2885950681 | 0 |
| 172.4.28.218 | 2885950682 | 0 |
| 172.4.28.219 | 2885950683 | 0 |
| 172.4.28.220 | 2885950684 | 0 |
| 172.4.28.221 | 2885950685 | 0 |
| 172.4.28.222 | 2885950686 | 0 |
| 172.4.28.223 | 2885950687 | 0 |
| 172.4.28.224 | 2885950688 | 0 |
| 172.4.28.225 | 2885950689 | 0 |
| 172.4.28.226 | 2885950690 | 0 |
| 172.4.28.227 | 2885950691 | 0 |
| 172.4.28.228 | 2885950692 | 0 |
| 172.4.28.229 | 2885950693 | 0 |
| 172.4.28.230 | 2885950694 | 0 |
| 172.4.28.231 | 2885950695 | 0 |
| 172.4.28.232 | 2885950696 | 0 |
| 172.4.28.233 | 2885950697 | 0 |
| 172.4.28.234 | 2885950698 | 0 |
| 172.4.28.235 | 2885950699 | 0 |
| 172.4.28.236 | 2885950700 | 0 |
| 172.4.28.237 | 2885950701 | 0 |
| 172.4.28.238 | 2885950702 | 0 |
| 172.4.28.239 | 2885950703 | 0 |
| 172.4.28.240 | 2885950704 | 0 |
| 172.4.28.241 | 2885950705 | 0 |
| 172.4.28.242 | 2885950706 | 0 |
| 172.4.28.243 | 2885950707 | 0 |
| 172.4.28.244 | 2885950708 | 0 |
| 172.4.28.245 | 2885950709 | 0 |
| 172.4.28.246 | 2885950710 | 0 |
| 172.4.28.247 | 2885950711 | 0 |
| 172.4.28.248 | 2885950712 | 0 |
| 172.4.28.249 | 2885950713 | 0 |
| 172.4.28.250 | 2885950714 | 0 |
| 172.4.28.251 | 2885950715 | 0 |
| 172.4.28.252 | 2885950716 | 0 |
| 172.4.28.253 | 2885950717 | 0 |
| 172.4.28.254 | 2885950718 | 0 |
| 172.4.28.255 | 2885950719 | 0 |