The IP address 145.51.31 is provided by SURFnet, it's belong to the CDIR (Classless Inter-Domain Routing) 145.51.0.0/16 (range 145.51.0.0 to 145.51.255.255). The autonomous system number (ASN) is 1103.
| ASN | 1103 |
| IP starting by | 145.51.0.0 |
| IP ending by | 145.51.255.255 |
| ASN Name | SURFnet |
| CDIR | 145.51.0.0/16 |
| Numerical IP | |
| Registry | ripencc |
| Last update | 25/12/2018 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | NL | Netherlands | - | Den Haag | 52.0767 | 4.2986 | 2018-12-25 |
| MaxMind | NL | Netherlands | - | The Hague | 52.0833 | 4.3 | 2018-12-25 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.51.31.0 | 2436046592 | 0 |
| 145.51.31.1 | 2436046593 | 0 |
| 145.51.31.2 | 2436046594 | 0 |
| 145.51.31.3 | 2436046595 | 0 |
| 145.51.31.4 | 2436046596 | 0 |
| 145.51.31.5 | 2436046597 | 0 |
| 145.51.31.6 | 2436046598 | 0 |
| 145.51.31.7 | 2436046599 | 0 |
| 145.51.31.8 | 2436046600 | 0 |
| 145.51.31.9 | 2436046601 | 0 |
| 145.51.31.10 | 2436046602 | 0 |
| 145.51.31.11 | 2436046603 | 0 |
| 145.51.31.12 | 2436046604 | 0 |
| 145.51.31.13 | 2436046605 | 0 |
| 145.51.31.14 | 2436046606 | 0 |
| 145.51.31.15 | 2436046607 | 0 |
| 145.51.31.16 | 2436046608 | 0 |
| 145.51.31.17 | 2436046609 | 0 |
| 145.51.31.18 | 2436046610 | 0 |
| 145.51.31.19 | 2436046611 | 0 |
| 145.51.31.20 | 2436046612 | 0 |
| 145.51.31.21 | 2436046613 | 0 |
| 145.51.31.22 | 2436046614 | 0 |
| 145.51.31.23 | 2436046615 | 0 |
| 145.51.31.24 | 2436046616 | 0 |
| 145.51.31.25 | 2436046617 | 0 |
| 145.51.31.26 | 2436046618 | 0 |
| 145.51.31.27 | 2436046619 | 0 |
| 145.51.31.28 | 2436046620 | 0 |
| 145.51.31.29 | 2436046621 | 0 |
| 145.51.31.30 | 2436046622 | 0 |
| 145.51.31.31 | 2436046623 | 0 |
| 145.51.31.32 | 2436046624 | 0 |
| 145.51.31.33 | 2436046625 | 0 |
| 145.51.31.34 | 2436046626 | 0 |
| 145.51.31.35 | 2436046627 | 0 |
| 145.51.31.36 | 2436046628 | 0 |
| 145.51.31.37 | 2436046629 | 0 |
| 145.51.31.38 | 2436046630 | 0 |
| 145.51.31.39 | 2436046631 | 0 |
| 145.51.31.40 | 2436046632 | 0 |
| 145.51.31.41 | 2436046633 | 0 |
| 145.51.31.42 | 2436046634 | 0 |
| 145.51.31.43 | 2436046635 | 0 |
| 145.51.31.44 | 2436046636 | 0 |
| 145.51.31.45 | 2436046637 | 0 |
| 145.51.31.46 | 2436046638 | 0 |
| 145.51.31.47 | 2436046639 | 0 |
| 145.51.31.48 | 2436046640 | 0 |
| 145.51.31.49 | 2436046641 | 0 |
| 145.51.31.50 | 2436046642 | 0 |
| 145.51.31.51 | 2436046643 | 0 |
| 145.51.31.52 | 2436046644 | 0 |
| 145.51.31.53 | 2436046645 | 0 |
| 145.51.31.54 | 2436046646 | 0 |
| 145.51.31.55 | 2436046647 | 0 |
| 145.51.31.56 | 2436046648 | 0 |
| 145.51.31.57 | 2436046649 | 0 |
| 145.51.31.58 | 2436046650 | 0 |
| 145.51.31.59 | 2436046651 | 0 |
| 145.51.31.60 | 2436046652 | 0 |
| 145.51.31.61 | 2436046653 | 0 |
| 145.51.31.62 | 2436046654 | 0 |
| 145.51.31.63 | 2436046655 | 0 |
| 145.51.31.64 | 2436046656 | 0 |
| 145.51.31.65 | 2436046657 | 0 |
| 145.51.31.66 | 2436046658 | 0 |
| 145.51.31.67 | 2436046659 | 0 |
| 145.51.31.68 | 2436046660 | 0 |
| 145.51.31.69 | 2436046661 | 0 |
| 145.51.31.70 | 2436046662 | 0 |
| 145.51.31.71 | 2436046663 | 0 |
| 145.51.31.72 | 2436046664 | 0 |
| 145.51.31.73 | 2436046665 | 0 |
| 145.51.31.74 | 2436046666 | 0 |
| 145.51.31.75 | 2436046667 | 0 |
| 145.51.31.76 | 2436046668 | 0 |
| 145.51.31.77 | 2436046669 | 0 |
| 145.51.31.78 | 2436046670 | 0 |
| 145.51.31.79 | 2436046671 | 0 |
| 145.51.31.80 | 2436046672 | 0 |
| 145.51.31.81 | 2436046673 | 0 |
| 145.51.31.82 | 2436046674 | 0 |
| 145.51.31.83 | 2436046675 | 0 |
| 145.51.31.84 | 2436046676 | 0 |
| 145.51.31.85 | 2436046677 | 0 |