Les adresses IP débutant par 145.3.187 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 | 08/04/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Zeist | 52,09 | 5,2333 | 2020-04-08 |
| MaxMind | NL | Pays-Bas | - | Zeist | 52,0944 | 5,2419 | 2020-04-08 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.3.187.0 | 2432940800 | 0 |
| 145.3.187.1 | 2432940801 | 0 |
| 145.3.187.2 | 2432940802 | 0 |
| 145.3.187.3 | 2432940803 | 0 |
| 145.3.187.4 | 2432940804 | 0 |
| 145.3.187.5 | 2432940805 | 0 |
| 145.3.187.6 | 2432940806 | 0 |
| 145.3.187.7 | 2432940807 | 0 |
| 145.3.187.8 | 2432940808 | 0 |
| 145.3.187.9 | 2432940809 | 0 |
| 145.3.187.10 | 2432940810 | 0 |
| 145.3.187.11 | 2432940811 | 0 |
| 145.3.187.12 | 2432940812 | 0 |
| 145.3.187.13 | 2432940813 | 0 |
| 145.3.187.14 | 2432940814 | 0 |
| 145.3.187.15 | 2432940815 | 0 |
| 145.3.187.16 | 2432940816 | 0 |
| 145.3.187.17 | 2432940817 | 0 |
| 145.3.187.18 | 2432940818 | 0 |
| 145.3.187.19 | 2432940819 | 0 |
| 145.3.187.20 | 2432940820 | 0 |
| 145.3.187.21 | 2432940821 | 0 |
| 145.3.187.22 | 2432940822 | 0 |
| 145.3.187.23 | 2432940823 | 0 |
| 145.3.187.24 | 2432940824 | 0 |
| 145.3.187.25 | 2432940825 | 0 |
| 145.3.187.26 | 2432940826 | 0 |
| 145.3.187.27 | 2432940827 | 0 |
| 145.3.187.28 | 2432940828 | 0 |
| 145.3.187.29 | 2432940829 | 0 |
| 145.3.187.30 | 2432940830 | 0 |
| 145.3.187.31 | 2432940831 | 0 |
| 145.3.187.32 | 2432940832 | 0 |
| 145.3.187.33 | 2432940833 | 0 |
| 145.3.187.34 | 2432940834 | 0 |
| 145.3.187.35 | 2432940835 | 0 |
| 145.3.187.36 | 2432940836 | 0 |
| 145.3.187.37 | 2432940837 | 0 |
| 145.3.187.38 | 2432940838 | 0 |
| 145.3.187.39 | 2432940839 | 0 |
| 145.3.187.40 | 2432940840 | 0 |
| 145.3.187.41 | 2432940841 | 0 |
| 145.3.187.42 | 2432940842 | 0 |
| 145.3.187.43 | 2432940843 | 0 |
| 145.3.187.44 | 2432940844 | 0 |
| 145.3.187.45 | 2432940845 | 0 |
| 145.3.187.46 | 2432940846 | 0 |
| 145.3.187.47 | 2432940847 | 0 |
| 145.3.187.48 | 2432940848 | 0 |
| 145.3.187.49 | 2432940849 | 0 |
| 145.3.187.50 | 2432940850 | 0 |
| 145.3.187.51 | 2432940851 | 0 |
| 145.3.187.52 | 2432940852 | 0 |
| 145.3.187.53 | 2432940853 | 0 |
| 145.3.187.54 | 2432940854 | 0 |
| 145.3.187.55 | 2432940855 | 0 |
| 145.3.187.56 | 2432940856 | 0 |
| 145.3.187.57 | 2432940857 | 0 |
| 145.3.187.58 | 2432940858 | 0 |
| 145.3.187.59 | 2432940859 | 0 |
| 145.3.187.60 | 2432940860 | 0 |
| 145.3.187.61 | 2432940861 | 0 |
| 145.3.187.62 | 2432940862 | 0 |
| 145.3.187.63 | 2432940863 | 0 |
| 145.3.187.64 | 2432940864 | 0 |
| 145.3.187.65 | 2432940865 | 0 |
| 145.3.187.66 | 2432940866 | 0 |
| 145.3.187.67 | 2432940867 | 0 |
| 145.3.187.68 | 2432940868 | 0 |
| 145.3.187.69 | 2432940869 | 0 |
| 145.3.187.70 | 2432940870 | 0 |
| 145.3.187.71 | 2432940871 | 0 |
| 145.3.187.72 | 2432940872 | 0 |
| 145.3.187.73 | 2432940873 | 0 |
| 145.3.187.74 | 2432940874 | 0 |
| 145.3.187.75 | 2432940875 | 0 |
| 145.3.187.76 | 2432940876 | 0 |
| 145.3.187.77 | 2432940877 | 0 |
| 145.3.187.78 | 2432940878 | 0 |
| 145.3.187.79 | 2432940879 | 0 |
| 145.3.187.80 | 2432940880 | 0 |
| 145.3.187.81 | 2432940881 | 0 |
| 145.3.187.82 | 2432940882 | 0 |
| 145.3.187.83 | 2432940883 | 0 |
| 145.3.187.84 | 2432940884 | 0 |
| 145.3.187.85 | 2432940885 | 0 |