Les adresses IP débutant par 145.2.12 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.2.0.0/15, le bloc IP comprant les adresses de 145.2.0.0 à 145.3.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.2.0.0 |
| IP se terminant par | 145.3.255.255 |
| Nom ASN | SURFnet |
| CDIR | 145.2.0.0/15 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 25/07/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Zwolle | 52,5125 | 6,0944 | 2019-07-25 |
| MaxMind | NL | Pays-Bas | - | - | 52,3824 | 4,8995 | 2019-07-25 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.2.12.0 | 2432830464 | 0 |
| 145.2.12.1 | 2432830465 | 0 |
| 145.2.12.2 | 2432830466 | 0 |
| 145.2.12.3 | 2432830467 | 0 |
| 145.2.12.4 | 2432830468 | 0 |
| 145.2.12.5 | 2432830469 | 0 |
| 145.2.12.6 | 2432830470 | 0 |
| 145.2.12.7 | 2432830471 | 0 |
| 145.2.12.8 | 2432830472 | 0 |
| 145.2.12.9 | 2432830473 | 0 |
| 145.2.12.10 | 2432830474 | 0 |
| 145.2.12.11 | 2432830475 | 0 |
| 145.2.12.12 | 2432830476 | 0 |
| 145.2.12.13 | 2432830477 | 0 |
| 145.2.12.14 | 2432830478 | 0 |
| 145.2.12.15 | 2432830479 | 0 |
| 145.2.12.16 | 2432830480 | 0 |
| 145.2.12.17 | 2432830481 | 0 |
| 145.2.12.18 | 2432830482 | 0 |
| 145.2.12.19 | 2432830483 | 0 |
| 145.2.12.20 | 2432830484 | 0 |
| 145.2.12.21 | 2432830485 | 0 |
| 145.2.12.22 | 2432830486 | 0 |
| 145.2.12.23 | 2432830487 | 0 |
| 145.2.12.24 | 2432830488 | 0 |
| 145.2.12.25 | 2432830489 | 0 |
| 145.2.12.26 | 2432830490 | 0 |
| 145.2.12.27 | 2432830491 | 0 |
| 145.2.12.28 | 2432830492 | 0 |
| 145.2.12.29 | 2432830493 | 0 |
| 145.2.12.30 | 2432830494 | 0 |
| 145.2.12.31 | 2432830495 | 0 |
| 145.2.12.32 | 2432830496 | 0 |
| 145.2.12.33 | 2432830497 | 0 |
| 145.2.12.34 | 2432830498 | 0 |
| 145.2.12.35 | 2432830499 | 0 |
| 145.2.12.36 | 2432830500 | 0 |
| 145.2.12.37 | 2432830501 | 0 |
| 145.2.12.38 | 2432830502 | 0 |
| 145.2.12.39 | 2432830503 | 0 |
| 145.2.12.40 | 2432830504 | 0 |
| 145.2.12.41 | 2432830505 | 0 |
| 145.2.12.42 | 2432830506 | 0 |
| 145.2.12.43 | 2432830507 | 0 |
| 145.2.12.44 | 2432830508 | 0 |
| 145.2.12.45 | 2432830509 | 0 |
| 145.2.12.46 | 2432830510 | 0 |
| 145.2.12.47 | 2432830511 | 0 |
| 145.2.12.48 | 2432830512 | 0 |
| 145.2.12.49 | 2432830513 | 0 |
| 145.2.12.50 | 2432830514 | 0 |
| 145.2.12.51 | 2432830515 | 0 |
| 145.2.12.52 | 2432830516 | 0 |
| 145.2.12.53 | 2432830517 | 0 |
| 145.2.12.54 | 2432830518 | 0 |
| 145.2.12.55 | 2432830519 | 0 |
| 145.2.12.56 | 2432830520 | 0 |
| 145.2.12.57 | 2432830521 | 0 |
| 145.2.12.58 | 2432830522 | 0 |
| 145.2.12.59 | 2432830523 | 0 |
| 145.2.12.60 | 2432830524 | 0 |
| 145.2.12.61 | 2432830525 | 0 |
| 145.2.12.62 | 2432830526 | 0 |
| 145.2.12.63 | 2432830527 | 0 |
| 145.2.12.64 | 2432830528 | 0 |
| 145.2.12.65 | 2432830529 | 0 |
| 145.2.12.66 | 2432830530 | 0 |
| 145.2.12.67 | 2432830531 | 0 |
| 145.2.12.68 | 2432830532 | 0 |
| 145.2.12.69 | 2432830533 | 0 |
| 145.2.12.70 | 2432830534 | 0 |
| 145.2.12.71 | 2432830535 | 0 |
| 145.2.12.72 | 2432830536 | 0 |
| 145.2.12.73 | 2432830537 | 0 |
| 145.2.12.74 | 2432830538 | 0 |
| 145.2.12.75 | 2432830539 | 0 |
| 145.2.12.76 | 2432830540 | 0 |
| 145.2.12.77 | 2432830541 | 0 |
| 145.2.12.78 | 2432830542 | 0 |
| 145.2.12.79 | 2432830543 | 0 |
| 145.2.12.80 | 2432830544 | 0 |
| 145.2.12.81 | 2432830545 | 0 |
| 145.2.12.82 | 2432830546 | 0 |
| 145.2.12.83 | 2432830547 | 0 |
| 145.2.12.84 | 2432830548 | 0 |
| 145.2.12.85 | 2432830549 | 0 |
| IP | Numerical IP | DNS |
| 145.2.12.86 | 2432830550 | 0 |
| 145.2.12.87 | 2432830551 | 0 |
| 145.2.12.88 | 2432830552 | 0 |
| 145.2.12.89 | 2432830553 | 0 |
| 145.2.12.90 | 2432830554 | 0 |
| 145.2.12.91 | 2432830555 | 0 |
| 145.2.12.92 | 2432830556 | 0 |
| 145.2.12.93 | 2432830557 | 0 |
| 145.2.12.94 | 2432830558 | 0 |
| 145.2.12.95 | 2432830559 | 0 |
| 145.2.12.96 | 2432830560 | 0 |
| 145.2.12.97 | 2432830561 | 0 |
| 145.2.12.98 | 2432830562 | 0 |
| 145.2.12.99 | 2432830563 | 0 |
| 145.2.12.100 | 2432830564 | 0 |
| 145.2.12.101 | 2432830565 | 0 |
| 145.2.12.102 | 2432830566 | 0 |
| 145.2.12.103 | 2432830567 | 0 |
| 145.2.12.104 | 2432830568 | 0 |
| 145.2.12.105 | 2432830569 | 0 |
| 145.2.12.106 | 2432830570 | 0 |
| 145.2.12.107 | 2432830571 | 0 |
| 145.2.12.108 | 2432830572 | 0 |
| 145.2.12.109 | 2432830573 | 0 |
| 145.2.12.110 | 2432830574 | 0 |
| 145.2.12.111 | 2432830575 | 0 |
| 145.2.12.112 | 2432830576 | 0 |
| 145.2.12.113 | 2432830577 | 0 |
| 145.2.12.114 | 2432830578 | 0 |
| 145.2.12.115 | 2432830579 | 0 |
| 145.2.12.116 | 2432830580 | 0 |
| 145.2.12.117 | 2432830581 | 0 |
| 145.2.12.118 | 2432830582 | 0 |
| 145.2.12.119 | 2432830583 | 0 |
| 145.2.12.120 | 2432830584 | 0 |
| 145.2.12.121 | 2432830585 | 0 |
| 145.2.12.122 | 2432830586 | 0 |
| 145.2.12.123 | 2432830587 | 0 |
| 145.2.12.124 | 2432830588 | 0 |
| 145.2.12.125 | 2432830589 | 0 |
| 145.2.12.126 | 2432830590 | 0 |
| 145.2.12.127 | 2432830591 | 0 |
| 145.2.12.128 | 2432830592 | 0 |
| 145.2.12.129 | 2432830593 | 0 |
| 145.2.12.130 | 2432830594 | 0 |
| 145.2.12.131 | 2432830595 | 0 |
| 145.2.12.132 | 2432830596 | 0 |
| 145.2.12.133 | 2432830597 | 0 |
| 145.2.12.134 | 2432830598 | 0 |
| 145.2.12.135 | 2432830599 | 0 |
| 145.2.12.136 | 2432830600 | 0 |
| 145.2.12.137 | 2432830601 | 0 |
| 145.2.12.138 | 2432830602 | 0 |
| 145.2.12.139 | 2432830603 | 0 |
| 145.2.12.140 | 2432830604 | 0 |
| 145.2.12.141 | 2432830605 | 0 |
| 145.2.12.142 | 2432830606 | 0 |
| 145.2.12.143 | 2432830607 | 0 |
| 145.2.12.144 | 2432830608 | 0 |
| 145.2.12.145 | 2432830609 | 0 |
| 145.2.12.146 | 2432830610 | 0 |
| 145.2.12.147 | 2432830611 | 0 |
| 145.2.12.148 | 2432830612 | 0 |
| 145.2.12.149 | 2432830613 | 0 |
| 145.2.12.150 | 2432830614 | 0 |
| 145.2.12.151 | 2432830615 | 0 |
| 145.2.12.152 | 2432830616 | 0 |
| 145.2.12.153 | 2432830617 | 0 |
| 145.2.12.154 | 2432830618 | 0 |
| 145.2.12.155 | 2432830619 | 0 |
| 145.2.12.156 | 2432830620 | 0 |
| 145.2.12.157 | 2432830621 | 0 |
| 145.2.12.158 | 2432830622 | 0 |
| 145.2.12.159 | 2432830623 | 0 |
| 145.2.12.160 | 2432830624 | 0 |
| 145.2.12.161 | 2432830625 | 0 |
| 145.2.12.162 | 2432830626 | 0 |
| 145.2.12.163 | 2432830627 | 0 |
| 145.2.12.164 | 2432830628 | 0 |
| 145.2.12.165 | 2432830629 | 0 |
| 145.2.12.166 | 2432830630 | 0 |
| 145.2.12.167 | 2432830631 | 0 |
| 145.2.12.168 | 2432830632 | 0 |
| 145.2.12.169 | 2432830633 | 0 |
| 145.2.12.170 | 2432830634 | 0 |
| 145.2.12.171 | 2432830635 | 0 |
| IP | Numerical IP | DNS |
| 145.2.12.172 | 2432830636 | 0 |
| 145.2.12.173 | 2432830637 | 0 |
| 145.2.12.174 | 2432830638 | 0 |
| 145.2.12.175 | 2432830639 | 0 |
| 145.2.12.176 | 2432830640 | 0 |
| 145.2.12.177 | 2432830641 | 0 |
| 145.2.12.178 | 2432830642 | 0 |
| 145.2.12.179 | 2432830643 | 0 |
| 145.2.12.180 | 2432830644 | 0 |
| 145.2.12.181 | 2432830645 | 0 |
| 145.2.12.182 | 2432830646 | 0 |
| 145.2.12.183 | 2432830647 | 0 |
| 145.2.12.184 | 2432830648 | 0 |
| 145.2.12.185 | 2432830649 | 0 |
| 145.2.12.186 | 2432830650 | 0 |
| 145.2.12.187 | 2432830651 | 0 |
| 145.2.12.188 | 2432830652 | 0 |
| 145.2.12.189 | 2432830653 | 0 |
| 145.2.12.190 | 2432830654 | 0 |
| 145.2.12.191 | 2432830655 | 0 |
| 145.2.12.192 | 2432830656 | 0 |
| 145.2.12.193 | 2432830657 | 0 |
| 145.2.12.194 | 2432830658 | 0 |
| 145.2.12.195 | 2432830659 | 0 |
| 145.2.12.196 | 2432830660 | 0 |
| 145.2.12.197 | 2432830661 | 0 |
| 145.2.12.198 | 2432830662 | 0 |
| 145.2.12.199 | 2432830663 | 0 |
| 145.2.12.200 | 2432830664 | 0 |
| 145.2.12.201 | 2432830665 | 0 |
| 145.2.12.202 | 2432830666 | 0 |
| 145.2.12.203 | 2432830667 | 0 |
| 145.2.12.204 | 2432830668 | 0 |
| 145.2.12.205 | 2432830669 | 0 |
| 145.2.12.206 | 2432830670 | 0 |
| 145.2.12.207 | 2432830671 | 0 |
| 145.2.12.208 | 2432830672 | 0 |
| 145.2.12.209 | 2432830673 | 0 |
| 145.2.12.210 | 2432830674 | 0 |
| 145.2.12.211 | 2432830675 | 0 |
| 145.2.12.212 | 2432830676 | 0 |
| 145.2.12.213 | 2432830677 | 0 |
| 145.2.12.214 | 2432830678 | 0 |
| 145.2.12.215 | 2432830679 | 0 |
| 145.2.12.216 | 2432830680 | 0 |
| 145.2.12.217 | 2432830681 | 0 |
| 145.2.12.218 | 2432830682 | 0 |
| 145.2.12.219 | 2432830683 | 0 |
| 145.2.12.220 | 2432830684 | 0 |
| 145.2.12.221 | 2432830685 | 0 |
| 145.2.12.222 | 2432830686 | 0 |
| 145.2.12.223 | 2432830687 | 0 |
| 145.2.12.224 | 2432830688 | 0 |
| 145.2.12.225 | 2432830689 | 0 |
| 145.2.12.226 | 2432830690 | 0 |
| 145.2.12.227 | 2432830691 | 0 |
| 145.2.12.228 | 2432830692 | 0 |
| 145.2.12.229 | 2432830693 | 0 |
| 145.2.12.230 | 2432830694 | 0 |
| 145.2.12.231 | 2432830695 | 0 |
| 145.2.12.232 | 2432830696 | 0 |
| 145.2.12.233 | 2432830697 | 0 |
| 145.2.12.234 | 2432830698 | 0 |
| 145.2.12.235 | 2432830699 | 0 |
| 145.2.12.236 | 2432830700 | 0 |
| 145.2.12.237 | 2432830701 | 0 |
| 145.2.12.238 | 2432830702 | 0 |
| 145.2.12.239 | 2432830703 | 0 |
| 145.2.12.240 | 2432830704 | 0 |
| 145.2.12.241 | 2432830705 | 0 |
| 145.2.12.242 | 2432830706 | 0 |
| 145.2.12.243 | 2432830707 | 0 |
| 145.2.12.244 | 2432830708 | 0 |
| 145.2.12.245 | 2432830709 | 0 |
| 145.2.12.246 | 2432830710 | 0 |
| 145.2.12.247 | 2432830711 | 0 |
| 145.2.12.248 | 2432830712 | 0 |
| 145.2.12.249 | 2432830713 | 0 |
| 145.2.12.250 | 2432830714 | 0 |
| 145.2.12.251 | 2432830715 | 0 |
| 145.2.12.252 | 2432830716 | 0 |
| 145.2.12.253 | 2432830717 | 0 |
| 145.2.12.254 | 2432830718 | 0 |
| 145.2.12.255 | 2432830719 | 0 |