L'indirizzo IP 172.28.1 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 | 04/07/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | - | - | - | - | 0 | 0 | 2017-07-03 |
| MaxMind | US | United States | - | Valencia | 34,418 | -118,5662 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 172.28.1.0 | 2887516416 | 0 |
| 172.28.1.1 | 2887516417 | 0 |
| 172.28.1.2 | 2887516418 | 0 |
| 172.28.1.3 | 2887516419 | 0 |
| 172.28.1.4 | 2887516420 | 0 |
| 172.28.1.5 | 2887516421 | 0 |
| 172.28.1.6 | 2887516422 | 0 |
| 172.28.1.7 | 2887516423 | 0 |
| 172.28.1.8 | 2887516424 | 0 |
| 172.28.1.9 | 2887516425 | 0 |
| 172.28.1.10 | 2887516426 | 0 |
| 172.28.1.11 | 2887516427 | 0 |
| 172.28.1.12 | 2887516428 | 0 |
| 172.28.1.13 | 2887516429 | 0 |
| 172.28.1.14 | 2887516430 | 0 |
| 172.28.1.15 | 2887516431 | 0 |
| 172.28.1.16 | 2887516432 | 0 |
| 172.28.1.17 | 2887516433 | 0 |
| 172.28.1.18 | 2887516434 | 0 |
| 172.28.1.19 | 2887516435 | 0 |
| 172.28.1.20 | 2887516436 | 0 |
| 172.28.1.21 | 2887516437 | 0 |
| 172.28.1.22 | 2887516438 | 0 |
| 172.28.1.23 | 2887516439 | 0 |
| 172.28.1.24 | 2887516440 | 0 |
| 172.28.1.25 | 2887516441 | 0 |
| 172.28.1.26 | 2887516442 | 0 |
| 172.28.1.27 | 2887516443 | 0 |
| 172.28.1.28 | 2887516444 | 0 |
| 172.28.1.29 | 2887516445 | 0 |
| 172.28.1.30 | 2887516446 | 0 |
| 172.28.1.31 | 2887516447 | 0 |
| 172.28.1.32 | 2887516448 | 0 |
| 172.28.1.33 | 2887516449 | 0 |
| 172.28.1.34 | 2887516450 | 0 |
| 172.28.1.35 | 2887516451 | 0 |
| 172.28.1.36 | 2887516452 | 0 |
| 172.28.1.37 | 2887516453 | 0 |
| 172.28.1.38 | 2887516454 | 0 |
| 172.28.1.39 | 2887516455 | 0 |
| 172.28.1.40 | 2887516456 | 0 |
| 172.28.1.41 | 2887516457 | 0 |
| 172.28.1.42 | 2887516458 | 0 |
| 172.28.1.43 | 2887516459 | 0 |
| 172.28.1.44 | 2887516460 | 0 |
| 172.28.1.45 | 2887516461 | 0 |
| 172.28.1.46 | 2887516462 | 0 |
| 172.28.1.47 | 2887516463 | 0 |
| 172.28.1.48 | 2887516464 | 0 |
| 172.28.1.49 | 2887516465 | 0 |
| 172.28.1.50 | 2887516466 | 0 |
| 172.28.1.51 | 2887516467 | 0 |
| 172.28.1.52 | 2887516468 | 0 |
| 172.28.1.53 | 2887516469 | 0 |
| 172.28.1.54 | 2887516470 | 0 |
| 172.28.1.55 | 2887516471 | 0 |
| 172.28.1.56 | 2887516472 | 0 |
| 172.28.1.57 | 2887516473 | 0 |
| 172.28.1.58 | 2887516474 | 0 |
| 172.28.1.59 | 2887516475 | 0 |
| 172.28.1.60 | 2887516476 | 0 |
| 172.28.1.61 | 2887516477 | 0 |
| 172.28.1.62 | 2887516478 | 0 |
| 172.28.1.63 | 2887516479 | 0 |
| 172.28.1.64 | 2887516480 | 0 |
| 172.28.1.65 | 2887516481 | 0 |
| 172.28.1.66 | 2887516482 | 0 |
| 172.28.1.67 | 2887516483 | 0 |
| 172.28.1.68 | 2887516484 | 0 |
| 172.28.1.69 | 2887516485 | 0 |
| 172.28.1.70 | 2887516486 | 0 |
| 172.28.1.71 | 2887516487 | 0 |
| 172.28.1.72 | 2887516488 | 0 |
| 172.28.1.73 | 2887516489 | 0 |
| 172.28.1.74 | 2887516490 | 0 |
| 172.28.1.75 | 2887516491 | 0 |
| 172.28.1.76 | 2887516492 | 0 |
| 172.28.1.77 | 2887516493 | 0 |
| 172.28.1.78 | 2887516494 | 0 |
| 172.28.1.79 | 2887516495 | 0 |
| 172.28.1.80 | 2887516496 | 0 |
| 172.28.1.81 | 2887516497 | 0 |
| 172.28.1.82 | 2887516498 | 0 |
| 172.28.1.83 | 2887516499 | 0 |
| 172.28.1.84 | 2887516500 | 0 |
| 172.28.1.85 | 2887516501 | 0 |
| IP | Numerical IP | DNS |
| 172.28.1.86 | 2887516502 | 0 |
| 172.28.1.87 | 2887516503 | 0 |
| 172.28.1.88 | 2887516504 | 0 |
| 172.28.1.89 | 2887516505 | 0 |
| 172.28.1.90 | 2887516506 | 0 |
| 172.28.1.91 | 2887516507 | 0 |
| 172.28.1.92 | 2887516508 | 0 |
| 172.28.1.93 | 2887516509 | 0 |
| 172.28.1.94 | 2887516510 | 0 |
| 172.28.1.95 | 2887516511 | 0 |
| 172.28.1.96 | 2887516512 | 0 |
| 172.28.1.97 | 2887516513 | 0 |
| 172.28.1.98 | 2887516514 | 0 |
| 172.28.1.99 | 2887516515 | 0 |
| 172.28.1.100 | 2887516516 | 0 |
| 172.28.1.101 | 2887516517 | 0 |
| 172.28.1.102 | 2887516518 | 0 |
| 172.28.1.103 | 2887516519 | 0 |
| 172.28.1.104 | 2887516520 | 0 |
| 172.28.1.105 | 2887516521 | 0 |
| 172.28.1.106 | 2887516522 | 0 |
| 172.28.1.107 | 2887516523 | 0 |
| 172.28.1.108 | 2887516524 | 0 |
| 172.28.1.109 | 2887516525 | 0 |
| 172.28.1.110 | 2887516526 | 0 |
| 172.28.1.111 | 2887516527 | 0 |
| 172.28.1.112 | 2887516528 | 0 |
| 172.28.1.113 | 2887516529 | 0 |
| 172.28.1.114 | 2887516530 | 0 |
| 172.28.1.115 | 2887516531 | 0 |
| 172.28.1.116 | 2887516532 | 0 |
| 172.28.1.117 | 2887516533 | 0 |
| 172.28.1.118 | 2887516534 | 0 |
| 172.28.1.119 | 2887516535 | 0 |
| 172.28.1.120 | 2887516536 | 0 |
| 172.28.1.121 | 2887516537 | 0 |
| 172.28.1.122 | 2887516538 | 0 |
| 172.28.1.123 | 2887516539 | 0 |
| 172.28.1.124 | 2887516540 | 0 |
| 172.28.1.125 | 2887516541 | 0 |
| 172.28.1.126 | 2887516542 | 0 |
| 172.28.1.127 | 2887516543 | 0 |
| 172.28.1.128 | 2887516544 | 0 |
| 172.28.1.129 | 2887516545 | 0 |
| 172.28.1.130 | 2887516546 | 0 |
| 172.28.1.131 | 2887516547 | 0 |
| 172.28.1.132 | 2887516548 | 0 |
| 172.28.1.133 | 2887516549 | 0 |
| 172.28.1.134 | 2887516550 | 0 |
| 172.28.1.135 | 2887516551 | 0 |
| 172.28.1.136 | 2887516552 | 0 |
| 172.28.1.137 | 2887516553 | 0 |
| 172.28.1.138 | 2887516554 | 0 |
| 172.28.1.139 | 2887516555 | 0 |
| 172.28.1.140 | 2887516556 | 0 |
| 172.28.1.141 | 2887516557 | 0 |
| 172.28.1.142 | 2887516558 | 0 |
| 172.28.1.143 | 2887516559 | 0 |
| 172.28.1.144 | 2887516560 | 0 |
| 172.28.1.145 | 2887516561 | 0 |
| 172.28.1.146 | 2887516562 | 0 |
| 172.28.1.147 | 2887516563 | 0 |
| 172.28.1.148 | 2887516564 | 0 |
| 172.28.1.149 | 2887516565 | 0 |
| 172.28.1.150 | 2887516566 | 0 |
| 172.28.1.151 | 2887516567 | 0 |
| 172.28.1.152 | 2887516568 | 0 |
| 172.28.1.153 | 2887516569 | 0 |
| 172.28.1.154 | 2887516570 | 0 |
| 172.28.1.155 | 2887516571 | 0 |
| 172.28.1.156 | 2887516572 | 0 |
| 172.28.1.157 | 2887516573 | 0 |
| 172.28.1.158 | 2887516574 | 0 |
| 172.28.1.159 | 2887516575 | 0 |
| 172.28.1.160 | 2887516576 | 0 |
| 172.28.1.161 | 2887516577 | 0 |
| 172.28.1.162 | 2887516578 | 0 |
| 172.28.1.163 | 2887516579 | 0 |
| 172.28.1.164 | 2887516580 | 0 |
| 172.28.1.165 | 2887516581 | 0 |
| 172.28.1.166 | 2887516582 | 0 |
| 172.28.1.167 | 2887516583 | 0 |
| 172.28.1.168 | 2887516584 | 0 |
| 172.28.1.169 | 2887516585 | 0 |
| 172.28.1.170 | 2887516586 | 0 |
| 172.28.1.171 | 2887516587 | 0 |
| IP | Numerical IP | DNS |
| 172.28.1.172 | 2887516588 | 0 |
| 172.28.1.173 | 2887516589 | 0 |
| 172.28.1.174 | 2887516590 | 0 |
| 172.28.1.175 | 2887516591 | 0 |
| 172.28.1.176 | 2887516592 | 0 |
| 172.28.1.177 | 2887516593 | 0 |
| 172.28.1.178 | 2887516594 | 0 |
| 172.28.1.179 | 2887516595 | 0 |
| 172.28.1.180 | 2887516596 | 0 |
| 172.28.1.181 | 2887516597 | 0 |
| 172.28.1.182 | 2887516598 | 0 |
| 172.28.1.183 | 2887516599 | 0 |
| 172.28.1.184 | 2887516600 | 0 |
| 172.28.1.185 | 2887516601 | 0 |
| 172.28.1.186 | 2887516602 | 0 |
| 172.28.1.187 | 2887516603 | 0 |
| 172.28.1.188 | 2887516604 | 0 |
| 172.28.1.189 | 2887516605 | 0 |
| 172.28.1.190 | 2887516606 | 0 |
| 172.28.1.191 | 2887516607 | 0 |
| 172.28.1.192 | 2887516608 | 0 |
| 172.28.1.193 | 2887516609 | 0 |
| 172.28.1.194 | 2887516610 | 0 |
| 172.28.1.195 | 2887516611 | 0 |
| 172.28.1.196 | 2887516612 | 0 |
| 172.28.1.197 | 2887516613 | 0 |
| 172.28.1.198 | 2887516614 | 0 |
| 172.28.1.199 | 2887516615 | 0 |
| 172.28.1.200 | 2887516616 | 0 |
| 172.28.1.201 | 2887516617 | 0 |
| 172.28.1.202 | 2887516618 | 0 |
| 172.28.1.203 | 2887516619 | 0 |
| 172.28.1.204 | 2887516620 | 0 |
| 172.28.1.205 | 2887516621 | 0 |
| 172.28.1.206 | 2887516622 | 0 |
| 172.28.1.207 | 2887516623 | 0 |
| 172.28.1.208 | 2887516624 | 0 |
| 172.28.1.209 | 2887516625 | 0 |
| 172.28.1.210 | 2887516626 | 0 |
| 172.28.1.211 | 2887516627 | 0 |
| 172.28.1.212 | 2887516628 | 0 |
| 172.28.1.213 | 2887516629 | 0 |
| 172.28.1.214 | 2887516630 | 0 |
| 172.28.1.215 | 2887516631 | 0 |
| 172.28.1.216 | 2887516632 | 0 |
| 172.28.1.217 | 2887516633 | 0 |
| 172.28.1.218 | 2887516634 | 0 |
| 172.28.1.219 | 2887516635 | 0 |
| 172.28.1.220 | 2887516636 | 0 |
| 172.28.1.221 | 2887516637 | 0 |
| 172.28.1.222 | 2887516638 | 0 |
| 172.28.1.223 | 2887516639 | 0 |
| 172.28.1.224 | 2887516640 | 0 |
| 172.28.1.225 | 2887516641 | 0 |
| 172.28.1.226 | 2887516642 | 0 |
| 172.28.1.227 | 2887516643 | 0 |
| 172.28.1.228 | 2887516644 | 0 |
| 172.28.1.229 | 2887516645 | 0 |
| 172.28.1.230 | 2887516646 | 0 |
| 172.28.1.231 | 2887516647 | 0 |
| 172.28.1.232 | 2887516648 | 0 |
| 172.28.1.233 | 2887516649 | 0 |
| 172.28.1.234 | 2887516650 | 0 |
| 172.28.1.235 | 2887516651 | 0 |
| 172.28.1.236 | 2887516652 | 0 |
| 172.28.1.237 | 2887516653 | 0 |
| 172.28.1.238 | 2887516654 | 0 |
| 172.28.1.239 | 2887516655 | 0 |
| 172.28.1.240 | 2887516656 | 0 |
| 172.28.1.241 | 2887516657 | 0 |
| 172.28.1.242 | 2887516658 | 0 |
| 172.28.1.243 | 2887516659 | 0 |
| 172.28.1.244 | 2887516660 | 0 |
| 172.28.1.245 | 2887516661 | 0 |
| 172.28.1.246 | 2887516662 | 0 |
| 172.28.1.247 | 2887516663 | 0 |
| 172.28.1.248 | 2887516664 | 0 |
| 172.28.1.249 | 2887516665 | 0 |
| 172.28.1.250 | 2887516666 | 0 |
| 172.28.1.251 | 2887516667 | 0 |
| 172.28.1.252 | 2887516668 | 0 |
| 172.28.1.253 | 2887516669 | 0 |
| 172.28.1.254 | 2887516670 | 0 |
| 172.28.1.255 | 2887516671 | 0 |