Les adresses IP débutant par 145.97.87 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.97.64.0/18, le bloc IP comprant les adresses de 145.97.64.0 à 145.97.127.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.97.64.0 |
| IP se terminant par | 145.97.127.255 |
| Nom ASN | SURFnet |
| CDIR | 145.97.64.0/18 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 17/05/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Enschede | 52,2183 | 6,8958 | 2019-05-16 |
| MaxMind | NL | Pays-Bas | - | Hengelo | 52,2659 | 6,7922 | 2019-05-16 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.97.87.0 | 2439075584 | 0 |
| 145.97.87.1 | 2439075585 | 0 |
| 145.97.87.2 | 2439075586 | 0 |
| 145.97.87.3 | 2439075587 | 0 |
| 145.97.87.4 | 2439075588 | 0 |
| 145.97.87.5 | 2439075589 | 0 |
| 145.97.87.6 | 2439075590 | 0 |
| 145.97.87.7 | 2439075591 | 0 |
| 145.97.87.8 | 2439075592 | 0 |
| 145.97.87.9 | 2439075593 | 0 |
| 145.97.87.10 | 2439075594 | 0 |
| 145.97.87.11 | 2439075595 | 0 |
| 145.97.87.12 | 2439075596 | 0 |
| 145.97.87.13 | 2439075597 | 0 |
| 145.97.87.14 | 2439075598 | 0 |
| 145.97.87.15 | 2439075599 | 0 |
| 145.97.87.16 | 2439075600 | 0 |
| 145.97.87.17 | 2439075601 | 0 |
| 145.97.87.18 | 2439075602 | 0 |
| 145.97.87.19 | 2439075603 | 0 |
| 145.97.87.20 | 2439075604 | 0 |
| 145.97.87.21 | 2439075605 | 0 |
| 145.97.87.22 | 2439075606 | 0 |
| 145.97.87.23 | 2439075607 | 0 |
| 145.97.87.24 | 2439075608 | 0 |
| 145.97.87.25 | 2439075609 | 0 |
| 145.97.87.26 | 2439075610 | 0 |
| 145.97.87.27 | 2439075611 | 0 |
| 145.97.87.28 | 2439075612 | 0 |
| 145.97.87.29 | 2439075613 | 0 |
| 145.97.87.30 | 2439075614 | 0 |
| 145.97.87.31 | 2439075615 | 0 |
| 145.97.87.32 | 2439075616 | 0 |
| 145.97.87.33 | 2439075617 | 0 |
| 145.97.87.34 | 2439075618 | 0 |
| 145.97.87.35 | 2439075619 | 0 |
| 145.97.87.36 | 2439075620 | 0 |
| 145.97.87.37 | 2439075621 | 0 |
| 145.97.87.38 | 2439075622 | 0 |
| 145.97.87.39 | 2439075623 | 0 |
| 145.97.87.40 | 2439075624 | 0 |
| 145.97.87.41 | 2439075625 | 0 |
| 145.97.87.42 | 2439075626 | 0 |
| 145.97.87.43 | 2439075627 | 0 |
| 145.97.87.44 | 2439075628 | 0 |
| 145.97.87.45 | 2439075629 | 0 |
| 145.97.87.46 | 2439075630 | 0 |
| 145.97.87.47 | 2439075631 | 0 |
| 145.97.87.48 | 2439075632 | 0 |
| 145.97.87.49 | 2439075633 | 0 |
| 145.97.87.50 | 2439075634 | 0 |
| 145.97.87.51 | 2439075635 | 0 |
| 145.97.87.52 | 2439075636 | 0 |
| 145.97.87.53 | 2439075637 | 0 |
| 145.97.87.54 | 2439075638 | 0 |
| 145.97.87.55 | 2439075639 | 0 |
| 145.97.87.56 | 2439075640 | 0 |
| 145.97.87.57 | 2439075641 | 0 |
| 145.97.87.58 | 2439075642 | 0 |
| 145.97.87.59 | 2439075643 | 0 |
| 145.97.87.60 | 2439075644 | 0 |
| 145.97.87.61 | 2439075645 | 0 |
| 145.97.87.62 | 2439075646 | 0 |
| 145.97.87.63 | 2439075647 | 0 |
| 145.97.87.64 | 2439075648 | 0 |
| 145.97.87.65 | 2439075649 | 0 |
| 145.97.87.66 | 2439075650 | 0 |
| 145.97.87.67 | 2439075651 | 0 |
| 145.97.87.68 | 2439075652 | 0 |
| 145.97.87.69 | 2439075653 | 0 |
| 145.97.87.70 | 2439075654 | 0 |
| 145.97.87.71 | 2439075655 | 0 |
| 145.97.87.72 | 2439075656 | 0 |
| 145.97.87.73 | 2439075657 | 0 |
| 145.97.87.74 | 2439075658 | 0 |
| 145.97.87.75 | 2439075659 | 0 |
| 145.97.87.76 | 2439075660 | 0 |
| 145.97.87.77 | 2439075661 | 0 |
| 145.97.87.78 | 2439075662 | 0 |
| 145.97.87.79 | 2439075663 | 0 |
| 145.97.87.80 | 2439075664 | 0 |
| 145.97.87.81 | 2439075665 | 0 |
| 145.97.87.82 | 2439075666 | 0 |
| 145.97.87.83 | 2439075667 | 0 |
| 145.97.87.84 | 2439075668 | 0 |
| 145.97.87.85 | 2439075669 | 0 |