Les adresses IP débutant par 131.174.0 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 131.174.0.0/16, le bloc IP comprant les adresses de 131.174.0.0 à 131.174.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 131.174.0.0 |
| IP se terminant par | 131.174.255.255 |
| Nom ASN | SURFnet |
| CDIR | 131.174.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 20/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Nijmegen | 51,8425 | 5,8528 | 2018-01-17 |
| MaxMind | NL | Pays-Bas | - | Nijmegen | 51,8333 | 5,8667 | 2018-01-17 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.174.0.0 | 2209218560 | 0 |
| 131.174.0.1 | 2209218561 | 0 |
| 131.174.0.2 | 2209218562 | 0 |
| 131.174.0.3 | 2209218563 | 0 |
| 131.174.0.4 | 2209218564 | 0 |
| 131.174.0.5 | 2209218565 | 0 |
| 131.174.0.6 | 2209218566 | 0 |
| 131.174.0.7 | 2209218567 | 0 |
| 131.174.0.8 | 2209218568 | 0 |
| 131.174.0.9 | 2209218569 | 0 |
| 131.174.0.10 | 2209218570 | 0 |
| 131.174.0.11 | 2209218571 | 0 |
| 131.174.0.12 | 2209218572 | 0 |
| 131.174.0.13 | 2209218573 | 0 |
| 131.174.0.14 | 2209218574 | 0 |
| 131.174.0.15 | 2209218575 | 0 |
| 131.174.0.16 | 2209218576 | 0 |
| 131.174.0.17 | 2209218577 | 0 |
| 131.174.0.18 | 2209218578 | 0 |
| 131.174.0.19 | 2209218579 | 0 |
| 131.174.0.20 | 2209218580 | 0 |
| 131.174.0.21 | 2209218581 | 0 |
| 131.174.0.22 | 2209218582 | 0 |
| 131.174.0.23 | 2209218583 | 0 |
| 131.174.0.24 | 2209218584 | 0 |
| 131.174.0.25 | 2209218585 | 0 |
| 131.174.0.26 | 2209218586 | 0 |
| 131.174.0.27 | 2209218587 | 0 |
| 131.174.0.28 | 2209218588 | 0 |
| 131.174.0.29 | 2209218589 | 0 |
| 131.174.0.30 | 2209218590 | 0 |
| 131.174.0.31 | 2209218591 | 0 |
| 131.174.0.32 | 2209218592 | 0 |
| 131.174.0.33 | 2209218593 | 0 |
| 131.174.0.34 | 2209218594 | 0 |
| 131.174.0.35 | 2209218595 | 0 |
| 131.174.0.36 | 2209218596 | 0 |
| 131.174.0.37 | 2209218597 | 0 |
| 131.174.0.38 | 2209218598 | 0 |
| 131.174.0.39 | 2209218599 | 0 |
| 131.174.0.40 | 2209218600 | 0 |
| 131.174.0.41 | 2209218601 | 0 |
| 131.174.0.42 | 2209218602 | 0 |
| 131.174.0.43 | 2209218603 | 0 |
| 131.174.0.44 | 2209218604 | 0 |
| 131.174.0.45 | 2209218605 | 0 |
| 131.174.0.46 | 2209218606 | 0 |
| 131.174.0.47 | 2209218607 | 0 |
| 131.174.0.48 | 2209218608 | 0 |
| 131.174.0.49 | 2209218609 | 0 |
| 131.174.0.50 | 2209218610 | 0 |
| 131.174.0.51 | 2209218611 | 0 |
| 131.174.0.52 | 2209218612 | 0 |
| 131.174.0.53 | 2209218613 | 0 |
| 131.174.0.54 | 2209218614 | 0 |
| 131.174.0.55 | 2209218615 | 0 |
| 131.174.0.56 | 2209218616 | 0 |
| 131.174.0.57 | 2209218617 | 0 |
| 131.174.0.58 | 2209218618 | 0 |
| 131.174.0.59 | 2209218619 | 0 |
| 131.174.0.60 | 2209218620 | 0 |
| 131.174.0.61 | 2209218621 | 0 |
| 131.174.0.62 | 2209218622 | 0 |
| 131.174.0.63 | 2209218623 | 0 |
| 131.174.0.64 | 2209218624 | 0 |
| 131.174.0.65 | 2209218625 | 0 |
| 131.174.0.66 | 2209218626 | 0 |
| 131.174.0.67 | 2209218627 | 0 |
| 131.174.0.68 | 2209218628 | 0 |
| 131.174.0.69 | 2209218629 | 0 |
| 131.174.0.70 | 2209218630 | 0 |
| 131.174.0.71 | 2209218631 | 0 |
| 131.174.0.72 | 2209218632 | 0 |
| 131.174.0.73 | 2209218633 | 0 |
| 131.174.0.74 | 2209218634 | 0 |
| 131.174.0.75 | 2209218635 | 0 |
| 131.174.0.76 | 2209218636 | 0 |
| 131.174.0.77 | 2209218637 | 0 |
| 131.174.0.78 | 2209218638 | 0 |
| 131.174.0.79 | 2209218639 | 0 |
| 131.174.0.80 | 2209218640 | 0 |
| 131.174.0.81 | 2209218641 | 0 |
| 131.174.0.82 | 2209218642 | 0 |
| 131.174.0.83 | 2209218643 | 0 |
| 131.174.0.84 | 2209218644 | 0 |
| 131.174.0.85 | 2209218645 | 0 |