L'indirizzo IP 75.21.12 è fornito da AT&T Services, Inc., che è di proprietà del CIDR (Classless Inter-Domain Routing) 75.0.0.0/11, IP tra 75.0.0.0 a 75.31.255.255 ). Il numero di sistema autonomo (ASN) è 7018.
| ASN | 7018 |
| IP inizia con | 75.0.0.0 |
| IP finale con | 75.31.255.255 |
| ASN Nome | AT&T Services, Inc. |
| CDIR | 75.0.0.0/11 |
| IP numerico | |
| Registe | arin |
| Ultimo aggiornamento | 28/10/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | US | United States | - | Richardson | 32,9924 | -96,6821 | 2017-10-28 |
| MaxMind | US | United States | - | - | 37,751 | -97,822 | 2017-10-28 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 75.21.12.0 | 1259670528 | 0 |
| 75.21.12.1 | 1259670529 | 0 |
| 75.21.12.2 | 1259670530 | 0 |
| 75.21.12.3 | 1259670531 | 0 |
| 75.21.12.4 | 1259670532 | 0 |
| 75.21.12.5 | 1259670533 | 0 |
| 75.21.12.6 | 1259670534 | 0 |
| 75.21.12.7 | 1259670535 | 0 |
| 75.21.12.8 | 1259670536 | 0 |
| 75.21.12.9 | 1259670537 | 0 |
| 75.21.12.10 | 1259670538 | 0 |
| 75.21.12.11 | 1259670539 | 0 |
| 75.21.12.12 | 1259670540 | 0 |
| 75.21.12.13 | 1259670541 | 0 |
| 75.21.12.14 | 1259670542 | 0 |
| 75.21.12.15 | 1259670543 | 0 |
| 75.21.12.16 | 1259670544 | 0 |
| 75.21.12.17 | 1259670545 | 0 |
| 75.21.12.18 | 1259670546 | 0 |
| 75.21.12.19 | 1259670547 | 0 |
| 75.21.12.20 | 1259670548 | 0 |
| 75.21.12.21 | 1259670549 | 0 |
| 75.21.12.22 | 1259670550 | 0 |
| 75.21.12.23 | 1259670551 | 0 |
| 75.21.12.24 | 1259670552 | 0 |
| 75.21.12.25 | 1259670553 | 0 |
| 75.21.12.26 | 1259670554 | 0 |
| 75.21.12.27 | 1259670555 | 0 |
| 75.21.12.28 | 1259670556 | 0 |
| 75.21.12.29 | 1259670557 | 0 |
| 75.21.12.30 | 1259670558 | 0 |
| 75.21.12.31 | 1259670559 | 0 |
| 75.21.12.32 | 1259670560 | 0 |
| 75.21.12.33 | 1259670561 | 0 |
| 75.21.12.34 | 1259670562 | 0 |
| 75.21.12.35 | 1259670563 | 0 |
| 75.21.12.36 | 1259670564 | 0 |
| 75.21.12.37 | 1259670565 | 0 |
| 75.21.12.38 | 1259670566 | 0 |
| 75.21.12.39 | 1259670567 | 0 |
| 75.21.12.40 | 1259670568 | 0 |
| 75.21.12.41 | 1259670569 | 0 |
| 75.21.12.42 | 1259670570 | 0 |
| 75.21.12.43 | 1259670571 | 0 |
| 75.21.12.44 | 1259670572 | 0 |
| 75.21.12.45 | 1259670573 | 0 |
| 75.21.12.46 | 1259670574 | 0 |
| 75.21.12.47 | 1259670575 | 0 |
| 75.21.12.48 | 1259670576 | 0 |
| 75.21.12.49 | 1259670577 | 0 |
| 75.21.12.50 | 1259670578 | 0 |
| 75.21.12.51 | 1259670579 | 0 |
| 75.21.12.52 | 1259670580 | 0 |
| 75.21.12.53 | 1259670581 | 0 |
| 75.21.12.54 | 1259670582 | 0 |
| 75.21.12.55 | 1259670583 | 0 |
| 75.21.12.56 | 1259670584 | 0 |
| 75.21.12.57 | 1259670585 | 0 |
| 75.21.12.58 | 1259670586 | 0 |
| 75.21.12.59 | 1259670587 | 0 |
| 75.21.12.60 | 1259670588 | 0 |
| 75.21.12.61 | 1259670589 | 0 |
| 75.21.12.62 | 1259670590 | 0 |
| 75.21.12.63 | 1259670591 | 0 |
| 75.21.12.64 | 1259670592 | 0 |
| 75.21.12.65 | 1259670593 | 0 |
| 75.21.12.66 | 1259670594 | 0 |
| 75.21.12.67 | 1259670595 | 0 |
| 75.21.12.68 | 1259670596 | 0 |
| 75.21.12.69 | 1259670597 | 0 |
| 75.21.12.70 | 1259670598 | 0 |
| 75.21.12.71 | 1259670599 | 0 |
| 75.21.12.72 | 1259670600 | 0 |
| 75.21.12.73 | 1259670601 | 0 |
| 75.21.12.74 | 1259670602 | 0 |
| 75.21.12.75 | 1259670603 | 0 |
| 75.21.12.76 | 1259670604 | 0 |
| 75.21.12.77 | 1259670605 | 0 |
| 75.21.12.78 | 1259670606 | 0 |
| 75.21.12.79 | 1259670607 | 0 |
| 75.21.12.80 | 1259670608 | 0 |
| 75.21.12.81 | 1259670609 | 0 |
| 75.21.12.82 | 1259670610 | 0 |
| 75.21.12.83 | 1259670611 | 0 |
| 75.21.12.84 | 1259670612 | 0 |
| 75.21.12.85 | 1259670613 | 0 |
| IP | Numerical IP | DNS |
| 75.21.12.86 | 1259670614 | 0 |
| 75.21.12.87 | 1259670615 | 0 |
| 75.21.12.88 | 1259670616 | 0 |
| 75.21.12.89 | 1259670617 | 0 |
| 75.21.12.90 | 1259670618 | 0 |
| 75.21.12.91 | 1259670619 | 0 |
| 75.21.12.92 | 1259670620 | 0 |
| 75.21.12.93 | 1259670621 | 0 |
| 75.21.12.94 | 1259670622 | 0 |
| 75.21.12.95 | 1259670623 | 0 |
| 75.21.12.96 | 1259670624 | 0 |
| 75.21.12.97 | 1259670625 | 0 |
| 75.21.12.98 | 1259670626 | 0 |
| 75.21.12.99 | 1259670627 | 0 |
| 75.21.12.100 | 1259670628 | 0 |
| 75.21.12.101 | 1259670629 | 0 |
| 75.21.12.102 | 1259670630 | 0 |
| 75.21.12.103 | 1259670631 | 0 |
| 75.21.12.104 | 1259670632 | 0 |
| 75.21.12.105 | 1259670633 | 0 |
| 75.21.12.106 | 1259670634 | 0 |
| 75.21.12.107 | 1259670635 | 0 |
| 75.21.12.108 | 1259670636 | 0 |
| 75.21.12.109 | 1259670637 | 0 |
| 75.21.12.110 | 1259670638 | 0 |
| 75.21.12.111 | 1259670639 | 0 |
| 75.21.12.112 | 1259670640 | 0 |
| 75.21.12.113 | 1259670641 | 0 |
| 75.21.12.114 | 1259670642 | 0 |
| 75.21.12.115 | 1259670643 | 0 |
| 75.21.12.116 | 1259670644 | 0 |
| 75.21.12.117 | 1259670645 | 0 |
| 75.21.12.118 | 1259670646 | 0 |
| 75.21.12.119 | 1259670647 | 0 |
| 75.21.12.120 | 1259670648 | 0 |
| 75.21.12.121 | 1259670649 | 0 |
| 75.21.12.122 | 1259670650 | 0 |
| 75.21.12.123 | 1259670651 | 0 |
| 75.21.12.124 | 1259670652 | 0 |
| 75.21.12.125 | 1259670653 | 0 |
| 75.21.12.126 | 1259670654 | 0 |
| 75.21.12.127 | 1259670655 | 0 |
| 75.21.12.128 | 1259670656 | 0 |
| 75.21.12.129 | 1259670657 | 0 |
| 75.21.12.130 | 1259670658 | 0 |
| 75.21.12.131 | 1259670659 | 0 |
| 75.21.12.132 | 1259670660 | 0 |
| 75.21.12.133 | 1259670661 | 0 |
| 75.21.12.134 | 1259670662 | 0 |
| 75.21.12.135 | 1259670663 | 0 |
| 75.21.12.136 | 1259670664 | 0 |
| 75.21.12.137 | 1259670665 | 0 |
| 75.21.12.138 | 1259670666 | 0 |
| 75.21.12.139 | 1259670667 | 0 |
| 75.21.12.140 | 1259670668 | 0 |
| 75.21.12.141 | 1259670669 | 0 |
| 75.21.12.142 | 1259670670 | 0 |
| 75.21.12.143 | 1259670671 | 0 |
| 75.21.12.144 | 1259670672 | 0 |
| 75.21.12.145 | 1259670673 | 0 |
| 75.21.12.146 | 1259670674 | 0 |
| 75.21.12.147 | 1259670675 | 0 |
| 75.21.12.148 | 1259670676 | 0 |
| 75.21.12.149 | 1259670677 | 0 |
| 75.21.12.150 | 1259670678 | 0 |
| 75.21.12.151 | 1259670679 | 0 |
| 75.21.12.152 | 1259670680 | 0 |
| 75.21.12.153 | 1259670681 | 0 |
| 75.21.12.154 | 1259670682 | 0 |
| 75.21.12.155 | 1259670683 | 0 |
| 75.21.12.156 | 1259670684 | 0 |
| 75.21.12.157 | 1259670685 | 0 |
| 75.21.12.158 | 1259670686 | 0 |
| 75.21.12.159 | 1259670687 | 0 |
| 75.21.12.160 | 1259670688 | 0 |
| 75.21.12.161 | 1259670689 | 0 |
| 75.21.12.162 | 1259670690 | 0 |
| 75.21.12.163 | 1259670691 | 0 |
| 75.21.12.164 | 1259670692 | 0 |
| 75.21.12.165 | 1259670693 | 0 |
| 75.21.12.166 | 1259670694 | 0 |
| 75.21.12.167 | 1259670695 | 0 |
| 75.21.12.168 | 1259670696 | 0 |
| 75.21.12.169 | 1259670697 | 0 |
| 75.21.12.170 | 1259670698 | 0 |
| 75.21.12.171 | 1259670699 | 0 |
| IP | Numerical IP | DNS |
| 75.21.12.172 | 1259670700 | 0 |
| 75.21.12.173 | 1259670701 | 0 |
| 75.21.12.174 | 1259670702 | 0 |
| 75.21.12.175 | 1259670703 | 0 |
| 75.21.12.176 | 1259670704 | 0 |
| 75.21.12.177 | 1259670705 | 0 |
| 75.21.12.178 | 1259670706 | 0 |
| 75.21.12.179 | 1259670707 | 0 |
| 75.21.12.180 | 1259670708 | 0 |
| 75.21.12.181 | 1259670709 | 0 |
| 75.21.12.182 | 1259670710 | 0 |
| 75.21.12.183 | 1259670711 | 0 |
| 75.21.12.184 | 1259670712 | 0 |
| 75.21.12.185 | 1259670713 | 0 |
| 75.21.12.186 | 1259670714 | 0 |
| 75.21.12.187 | 1259670715 | 0 |
| 75.21.12.188 | 1259670716 | 0 |
| 75.21.12.189 | 1259670717 | 0 |
| 75.21.12.190 | 1259670718 | 0 |
| 75.21.12.191 | 1259670719 | 0 |
| 75.21.12.192 | 1259670720 | 0 |
| 75.21.12.193 | 1259670721 | 0 |
| 75.21.12.194 | 1259670722 | 0 |
| 75.21.12.195 | 1259670723 | 0 |
| 75.21.12.196 | 1259670724 | 0 |
| 75.21.12.197 | 1259670725 | 0 |
| 75.21.12.198 | 1259670726 | 0 |
| 75.21.12.199 | 1259670727 | 0 |
| 75.21.12.200 | 1259670728 | 0 |
| 75.21.12.201 | 1259670729 | 0 |
| 75.21.12.202 | 1259670730 | 0 |
| 75.21.12.203 | 1259670731 | 0 |
| 75.21.12.204 | 1259670732 | 0 |
| 75.21.12.205 | 1259670733 | 0 |
| 75.21.12.206 | 1259670734 | 0 |
| 75.21.12.207 | 1259670735 | 0 |
| 75.21.12.208 | 1259670736 | 0 |
| 75.21.12.209 | 1259670737 | 0 |
| 75.21.12.210 | 1259670738 | 0 |
| 75.21.12.211 | 1259670739 | 0 |
| 75.21.12.212 | 1259670740 | 0 |
| 75.21.12.213 | 1259670741 | 0 |
| 75.21.12.214 | 1259670742 | 0 |
| 75.21.12.215 | 1259670743 | 0 |
| 75.21.12.216 | 1259670744 | 0 |
| 75.21.12.217 | 1259670745 | 0 |
| 75.21.12.218 | 1259670746 | 0 |
| 75.21.12.219 | 1259670747 | 0 |
| 75.21.12.220 | 1259670748 | 0 |
| 75.21.12.221 | 1259670749 | 0 |
| 75.21.12.222 | 1259670750 | 0 |
| 75.21.12.223 | 1259670751 | 0 |
| 75.21.12.224 | 1259670752 | 0 |
| 75.21.12.225 | 1259670753 | 0 |
| 75.21.12.226 | 1259670754 | 0 |
| 75.21.12.227 | 1259670755 | 0 |
| 75.21.12.228 | 1259670756 | 0 |
| 75.21.12.229 | 1259670757 | 0 |
| 75.21.12.230 | 1259670758 | 0 |
| 75.21.12.231 | 1259670759 | 0 |
| 75.21.12.232 | 1259670760 | 0 |
| 75.21.12.233 | 1259670761 | 0 |
| 75.21.12.234 | 1259670762 | 0 |
| 75.21.12.235 | 1259670763 | 0 |
| 75.21.12.236 | 1259670764 | 0 |
| 75.21.12.237 | 1259670765 | 0 |
| 75.21.12.238 | 1259670766 | 0 |
| 75.21.12.239 | 1259670767 | 0 |
| 75.21.12.240 | 1259670768 | 0 |
| 75.21.12.241 | 1259670769 | 0 |
| 75.21.12.242 | 1259670770 | 0 |
| 75.21.12.243 | 1259670771 | 0 |
| 75.21.12.244 | 1259670772 | 0 |
| 75.21.12.245 | 1259670773 | 0 |
| 75.21.12.246 | 1259670774 | 0 |
| 75.21.12.247 | 1259670775 | 0 |
| 75.21.12.248 | 1259670776 | 0 |
| 75.21.12.249 | 1259670777 | 0 |
| 75.21.12.250 | 1259670778 | 0 |
| 75.21.12.251 | 1259670779 | 0 |
| 75.21.12.252 | 1259670780 | 0 |
| 75.21.12.253 | 1259670781 | 0 |
| 75.21.12.254 | 1259670782 | 0 |
| 75.21.12.255 | 1259670783 | 0 |