L'indirizzo IP 145.81.3 è fornito da SURFnet, che è di proprietà del CIDR (Classless Inter-Domain Routing) 145.81.0.0/16, IP tra 145.81.0.0 a 145.81.255.255 ). Il numero di sistema autonomo (ASN) è 1103.
| ASN | 1103 |
| IP inizia con | 145.81.0.0 |
| IP finale con | 145.81.255.255 |
| ASN Nome | SURFnet |
| CDIR | 145.81.0.0/16 |
| IP numerico | |
| Registe | ripencc |
| Ultimo aggiornamento | 24/12/2017 |

| Codice paese | Paese | Regione | Città | Latitude | Longitude | Ultimo aggiornamento | |
| IP2Location | NL | Netherlands | - | Den Haag | 52,0767 | 4,2986 | 2017-12-24 |
| MaxMind | NL | Netherlands | - | Delft | 52,0186 | 4,3782 | 2017-12-24 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.81.3.0 | 2438005504 | 0 |
| 145.81.3.1 | 2438005505 | 0 |
| 145.81.3.2 | 2438005506 | 0 |
| 145.81.3.3 | 2438005507 | 0 |
| 145.81.3.4 | 2438005508 | 0 |
| 145.81.3.5 | 2438005509 | 0 |
| 145.81.3.6 | 2438005510 | 0 |
| 145.81.3.7 | 2438005511 | 0 |
| 145.81.3.8 | 2438005512 | 0 |
| 145.81.3.9 | 2438005513 | 0 |
| 145.81.3.10 | 2438005514 | 0 |
| 145.81.3.11 | 2438005515 | 0 |
| 145.81.3.12 | 2438005516 | 0 |
| 145.81.3.13 | 2438005517 | 0 |
| 145.81.3.14 | 2438005518 | 0 |
| 145.81.3.15 | 2438005519 | 0 |
| 145.81.3.16 | 2438005520 | 0 |
| 145.81.3.17 | 2438005521 | 0 |
| 145.81.3.18 | 2438005522 | 0 |
| 145.81.3.19 | 2438005523 | 0 |
| 145.81.3.20 | 2438005524 | 0 |
| 145.81.3.21 | 2438005525 | 0 |
| 145.81.3.22 | 2438005526 | 0 |
| 145.81.3.23 | 2438005527 | 0 |
| 145.81.3.24 | 2438005528 | 0 |
| 145.81.3.25 | 2438005529 | 0 |
| 145.81.3.26 | 2438005530 | 0 |
| 145.81.3.27 | 2438005531 | 0 |
| 145.81.3.28 | 2438005532 | 0 |
| 145.81.3.29 | 2438005533 | 0 |
| 145.81.3.30 | 2438005534 | 0 |
| 145.81.3.31 | 2438005535 | 0 |
| 145.81.3.32 | 2438005536 | 0 |
| 145.81.3.33 | 2438005537 | 0 |
| 145.81.3.34 | 2438005538 | 0 |
| 145.81.3.35 | 2438005539 | 0 |
| 145.81.3.36 | 2438005540 | 0 |
| 145.81.3.37 | 2438005541 | 0 |
| 145.81.3.38 | 2438005542 | 0 |
| 145.81.3.39 | 2438005543 | 0 |
| 145.81.3.40 | 2438005544 | 0 |
| 145.81.3.41 | 2438005545 | 0 |
| 145.81.3.42 | 2438005546 | 0 |
| 145.81.3.43 | 2438005547 | 0 |
| 145.81.3.44 | 2438005548 | 0 |
| 145.81.3.45 | 2438005549 | 0 |
| 145.81.3.46 | 2438005550 | 0 |
| 145.81.3.47 | 2438005551 | 0 |
| 145.81.3.48 | 2438005552 | 0 |
| 145.81.3.49 | 2438005553 | 0 |
| 145.81.3.50 | 2438005554 | 0 |
| 145.81.3.51 | 2438005555 | 0 |
| 145.81.3.52 | 2438005556 | 0 |
| 145.81.3.53 | 2438005557 | 0 |
| 145.81.3.54 | 2438005558 | 0 |
| 145.81.3.55 | 2438005559 | 0 |
| 145.81.3.56 | 2438005560 | 0 |
| 145.81.3.57 | 2438005561 | 0 |
| 145.81.3.58 | 2438005562 | 0 |
| 145.81.3.59 | 2438005563 | 0 |
| 145.81.3.60 | 2438005564 | 0 |
| 145.81.3.61 | 2438005565 | 0 |
| 145.81.3.62 | 2438005566 | 0 |
| 145.81.3.63 | 2438005567 | 0 |
| 145.81.3.64 | 2438005568 | 0 |
| 145.81.3.65 | 2438005569 | 0 |
| 145.81.3.66 | 2438005570 | 0 |
| 145.81.3.67 | 2438005571 | 0 |
| 145.81.3.68 | 2438005572 | 0 |
| 145.81.3.69 | 2438005573 | 0 |
| 145.81.3.70 | 2438005574 | 0 |
| 145.81.3.71 | 2438005575 | 0 |
| 145.81.3.72 | 2438005576 | 0 |
| 145.81.3.73 | 2438005577 | 0 |
| 145.81.3.74 | 2438005578 | 0 |
| 145.81.3.75 | 2438005579 | 0 |
| 145.81.3.76 | 2438005580 | 0 |
| 145.81.3.77 | 2438005581 | 0 |
| 145.81.3.78 | 2438005582 | 0 |
| 145.81.3.79 | 2438005583 | 0 |
| 145.81.3.80 | 2438005584 | 0 |
| 145.81.3.81 | 2438005585 | 0 |
| 145.81.3.82 | 2438005586 | 0 |
| 145.81.3.83 | 2438005587 | 0 |
| 145.81.3.84 | 2438005588 | 0 |
| 145.81.3.85 | 2438005589 | 0 |
| IP | Numerical IP | DNS |
| 145.81.3.86 | 2438005590 | 0 |
| 145.81.3.87 | 2438005591 | 0 |
| 145.81.3.88 | 2438005592 | 0 |
| 145.81.3.89 | 2438005593 | 0 |
| 145.81.3.90 | 2438005594 | 0 |
| 145.81.3.91 | 2438005595 | 0 |
| 145.81.3.92 | 2438005596 | 0 |
| 145.81.3.93 | 2438005597 | 0 |
| 145.81.3.94 | 2438005598 | 0 |
| 145.81.3.95 | 2438005599 | 0 |
| 145.81.3.96 | 2438005600 | 0 |
| 145.81.3.97 | 2438005601 | 0 |
| 145.81.3.98 | 2438005602 | 0 |
| 145.81.3.99 | 2438005603 | 0 |
| 145.81.3.100 | 2438005604 | 0 |
| 145.81.3.101 | 2438005605 | 0 |
| 145.81.3.102 | 2438005606 | 0 |
| 145.81.3.103 | 2438005607 | 0 |
| 145.81.3.104 | 2438005608 | 0 |
| 145.81.3.105 | 2438005609 | 0 |
| 145.81.3.106 | 2438005610 | 0 |
| 145.81.3.107 | 2438005611 | 0 |
| 145.81.3.108 | 2438005612 | 0 |
| 145.81.3.109 | 2438005613 | 0 |
| 145.81.3.110 | 2438005614 | 0 |
| 145.81.3.111 | 2438005615 | 0 |
| 145.81.3.112 | 2438005616 | 0 |
| 145.81.3.113 | 2438005617 | 0 |
| 145.81.3.114 | 2438005618 | 0 |
| 145.81.3.115 | 2438005619 | 0 |
| 145.81.3.116 | 2438005620 | 0 |
| 145.81.3.117 | 2438005621 | 0 |
| 145.81.3.118 | 2438005622 | 0 |
| 145.81.3.119 | 2438005623 | 0 |
| 145.81.3.120 | 2438005624 | 0 |
| 145.81.3.121 | 2438005625 | 0 |
| 145.81.3.122 | 2438005626 | 0 |
| 145.81.3.123 | 2438005627 | 0 |
| 145.81.3.124 | 2438005628 | 0 |
| 145.81.3.125 | 2438005629 | 0 |
| 145.81.3.126 | 2438005630 | 0 |
| 145.81.3.127 | 2438005631 | 0 |
| 145.81.3.128 | 2438005632 | 0 |
| 145.81.3.129 | 2438005633 | 0 |
| 145.81.3.130 | 2438005634 | 0 |
| 145.81.3.131 | 2438005635 | 0 |
| 145.81.3.132 | 2438005636 | 0 |
| 145.81.3.133 | 2438005637 | 0 |
| 145.81.3.134 | 2438005638 | 0 |
| 145.81.3.135 | 2438005639 | 0 |
| 145.81.3.136 | 2438005640 | 0 |
| 145.81.3.137 | 2438005641 | 0 |
| 145.81.3.138 | 2438005642 | 0 |
| 145.81.3.139 | 2438005643 | 0 |
| 145.81.3.140 | 2438005644 | 0 |
| 145.81.3.141 | 2438005645 | 0 |
| 145.81.3.142 | 2438005646 | 0 |
| 145.81.3.143 | 2438005647 | 0 |
| 145.81.3.144 | 2438005648 | 0 |
| 145.81.3.145 | 2438005649 | 0 |
| 145.81.3.146 | 2438005650 | 0 |
| 145.81.3.147 | 2438005651 | 0 |
| 145.81.3.148 | 2438005652 | 0 |
| 145.81.3.149 | 2438005653 | 0 |
| 145.81.3.150 | 2438005654 | 0 |
| 145.81.3.151 | 2438005655 | 0 |
| 145.81.3.152 | 2438005656 | 0 |
| 145.81.3.153 | 2438005657 | 0 |
| 145.81.3.154 | 2438005658 | 0 |
| 145.81.3.155 | 2438005659 | 0 |
| 145.81.3.156 | 2438005660 | 0 |
| 145.81.3.157 | 2438005661 | 0 |
| 145.81.3.158 | 2438005662 | 0 |
| 145.81.3.159 | 2438005663 | 0 |
| 145.81.3.160 | 2438005664 | 0 |
| 145.81.3.161 | 2438005665 | 0 |
| 145.81.3.162 | 2438005666 | 0 |
| 145.81.3.163 | 2438005667 | 0 |
| 145.81.3.164 | 2438005668 | 0 |
| 145.81.3.165 | 2438005669 | 0 |
| 145.81.3.166 | 2438005670 | 0 |
| 145.81.3.167 | 2438005671 | 0 |
| 145.81.3.168 | 2438005672 | 0 |
| 145.81.3.169 | 2438005673 | 0 |
| 145.81.3.170 | 2438005674 | 0 |
| 145.81.3.171 | 2438005675 | 0 |
| IP | Numerical IP | DNS |
| 145.81.3.172 | 2438005676 | 0 |
| 145.81.3.173 | 2438005677 | 0 |
| 145.81.3.174 | 2438005678 | 0 |
| 145.81.3.175 | 2438005679 | 0 |
| 145.81.3.176 | 2438005680 | 0 |
| 145.81.3.177 | 2438005681 | 0 |
| 145.81.3.178 | 2438005682 | 0 |
| 145.81.3.179 | 2438005683 | 0 |
| 145.81.3.180 | 2438005684 | 0 |
| 145.81.3.181 | 2438005685 | 0 |
| 145.81.3.182 | 2438005686 | 0 |
| 145.81.3.183 | 2438005687 | 0 |
| 145.81.3.184 | 2438005688 | 0 |
| 145.81.3.185 | 2438005689 | 0 |
| 145.81.3.186 | 2438005690 | 0 |
| 145.81.3.187 | 2438005691 | 0 |
| 145.81.3.188 | 2438005692 | 0 |
| 145.81.3.189 | 2438005693 | 0 |
| 145.81.3.190 | 2438005694 | 0 |
| 145.81.3.191 | 2438005695 | 0 |
| 145.81.3.192 | 2438005696 | 0 |
| 145.81.3.193 | 2438005697 | 0 |
| 145.81.3.194 | 2438005698 | 0 |
| 145.81.3.195 | 2438005699 | 0 |
| 145.81.3.196 | 2438005700 | 0 |
| 145.81.3.197 | 2438005701 | 0 |
| 145.81.3.198 | 2438005702 | 0 |
| 145.81.3.199 | 2438005703 | 0 |
| 145.81.3.200 | 2438005704 | 0 |
| 145.81.3.201 | 2438005705 | 0 |
| 145.81.3.202 | 2438005706 | 0 |
| 145.81.3.203 | 2438005707 | 0 |
| 145.81.3.204 | 2438005708 | 0 |
| 145.81.3.205 | 2438005709 | 0 |
| 145.81.3.206 | 2438005710 | 0 |
| 145.81.3.207 | 2438005711 | 0 |
| 145.81.3.208 | 2438005712 | 0 |
| 145.81.3.209 | 2438005713 | 0 |
| 145.81.3.210 | 2438005714 | 0 |
| 145.81.3.211 | 2438005715 | 0 |
| 145.81.3.212 | 2438005716 | 0 |
| 145.81.3.213 | 2438005717 | 0 |
| 145.81.3.214 | 2438005718 | 0 |
| 145.81.3.215 | 2438005719 | 0 |
| 145.81.3.216 | 2438005720 | 0 |
| 145.81.3.217 | 2438005721 | 0 |
| 145.81.3.218 | 2438005722 | 0 |
| 145.81.3.219 | 2438005723 | 0 |
| 145.81.3.220 | 2438005724 | 0 |
| 145.81.3.221 | 2438005725 | 0 |
| 145.81.3.222 | 2438005726 | 0 |
| 145.81.3.223 | 2438005727 | 0 |
| 145.81.3.224 | 2438005728 | 0 |
| 145.81.3.225 | 2438005729 | 0 |
| 145.81.3.226 | 2438005730 | 0 |
| 145.81.3.227 | 2438005731 | 0 |
| 145.81.3.228 | 2438005732 | 0 |
| 145.81.3.229 | 2438005733 | 0 |
| 145.81.3.230 | 2438005734 | 0 |
| 145.81.3.231 | 2438005735 | 0 |
| 145.81.3.232 | 2438005736 | 0 |
| 145.81.3.233 | 2438005737 | 0 |
| 145.81.3.234 | 2438005738 | 0 |
| 145.81.3.235 | 2438005739 | 0 |
| 145.81.3.236 | 2438005740 | 0 |
| 145.81.3.237 | 2438005741 | 0 |
| 145.81.3.238 | 2438005742 | 0 |
| 145.81.3.239 | 2438005743 | 0 |
| 145.81.3.240 | 2438005744 | 0 |
| 145.81.3.241 | 2438005745 | 0 |
| 145.81.3.242 | 2438005746 | 0 |
| 145.81.3.243 | 2438005747 | 0 |
| 145.81.3.244 | 2438005748 | 0 |
| 145.81.3.245 | 2438005749 | 0 |
| 145.81.3.246 | 2438005750 | 0 |
| 145.81.3.247 | 2438005751 | 0 |
| 145.81.3.248 | 2438005752 | 0 |
| 145.81.3.249 | 2438005753 | 0 |
| 145.81.3.250 | 2438005754 | 0 |
| 145.81.3.251 | 2438005755 | 0 |
| 145.81.3.252 | 2438005756 | 0 |
| 145.81.3.253 | 2438005757 | 0 |
| 145.81.3.254 | 2438005758 | 0 |
| 145.81.3.255 | 2438005759 | 0 |