Les adresses IP débutant par 145.85.74 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.85.0.0/16, le bloc IP comprant les adresses de 145.85.0.0 à 145.85.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.85.0.0 |
| IP se terminant par | 145.85.255.255 |
| Nom ASN | SURFnet |
| CDIR | 145.85.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 29/05/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Enschede | 52,2183 | 6,8958 | 2019-05-28 |
| MaxMind | NL | Pays-Bas | - | Eindhoven | 51,4484 | 5,4731 | 2019-05-28 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.85.74.0 | 2438285824 | 0 |
| 145.85.74.1 | 2438285825 | 0 |
| 145.85.74.2 | 2438285826 | 0 |
| 145.85.74.3 | 2438285827 | 0 |
| 145.85.74.4 | 2438285828 | 0 |
| 145.85.74.5 | 2438285829 | 0 |
| 145.85.74.6 | 2438285830 | 0 |
| 145.85.74.7 | 2438285831 | 0 |
| 145.85.74.8 | 2438285832 | 0 |
| 145.85.74.9 | 2438285833 | 0 |
| 145.85.74.10 | 2438285834 | 0 |
| 145.85.74.11 | 2438285835 | 0 |
| 145.85.74.12 | 2438285836 | 0 |
| 145.85.74.13 | 2438285837 | 0 |
| 145.85.74.14 | 2438285838 | 0 |
| 145.85.74.15 | 2438285839 | 0 |
| 145.85.74.16 | 2438285840 | 0 |
| 145.85.74.17 | 2438285841 | 0 |
| 145.85.74.18 | 2438285842 | 0 |
| 145.85.74.19 | 2438285843 | 0 |
| 145.85.74.20 | 2438285844 | 0 |
| 145.85.74.21 | 2438285845 | 0 |
| 145.85.74.22 | 2438285846 | 0 |
| 145.85.74.23 | 2438285847 | 0 |
| 145.85.74.24 | 2438285848 | 0 |
| 145.85.74.25 | 2438285849 | 0 |
| 145.85.74.26 | 2438285850 | 0 |
| 145.85.74.27 | 2438285851 | 0 |
| 145.85.74.28 | 2438285852 | 0 |
| 145.85.74.29 | 2438285853 | 0 |
| 145.85.74.30 | 2438285854 | 0 |
| 145.85.74.31 | 2438285855 | 0 |
| 145.85.74.32 | 2438285856 | 0 |
| 145.85.74.33 | 2438285857 | 0 |
| 145.85.74.34 | 2438285858 | 0 |
| 145.85.74.35 | 2438285859 | 0 |
| 145.85.74.36 | 2438285860 | 0 |
| 145.85.74.37 | 2438285861 | 0 |
| 145.85.74.38 | 2438285862 | 0 |
| 145.85.74.39 | 2438285863 | 0 |
| 145.85.74.40 | 2438285864 | 0 |
| 145.85.74.41 | 2438285865 | 0 |
| 145.85.74.42 | 2438285866 | 0 |
| 145.85.74.43 | 2438285867 | 0 |
| 145.85.74.44 | 2438285868 | 0 |
| 145.85.74.45 | 2438285869 | 0 |
| 145.85.74.46 | 2438285870 | 0 |
| 145.85.74.47 | 2438285871 | 0 |
| 145.85.74.48 | 2438285872 | 0 |
| 145.85.74.49 | 2438285873 | 0 |
| 145.85.74.50 | 2438285874 | 0 |
| 145.85.74.51 | 2438285875 | 0 |
| 145.85.74.52 | 2438285876 | 0 |
| 145.85.74.53 | 2438285877 | 0 |
| 145.85.74.54 | 2438285878 | 0 |
| 145.85.74.55 | 2438285879 | 0 |
| 145.85.74.56 | 2438285880 | 0 |
| 145.85.74.57 | 2438285881 | 0 |
| 145.85.74.58 | 2438285882 | 0 |
| 145.85.74.59 | 2438285883 | 0 |
| 145.85.74.60 | 2438285884 | 0 |
| 145.85.74.61 | 2438285885 | 0 |
| 145.85.74.62 | 2438285886 | 0 |
| 145.85.74.63 | 2438285887 | 0 |
| 145.85.74.64 | 2438285888 | 0 |
| 145.85.74.65 | 2438285889 | 0 |
| 145.85.74.66 | 2438285890 | 0 |
| 145.85.74.67 | 2438285891 | 0 |
| 145.85.74.68 | 2438285892 | 0 |
| 145.85.74.69 | 2438285893 | 0 |
| 145.85.74.70 | 2438285894 | 0 |
| 145.85.74.71 | 2438285895 | 0 |
| 145.85.74.72 | 2438285896 | 0 |
| 145.85.74.73 | 2438285897 | 0 |
| 145.85.74.74 | 2438285898 | 0 |
| 145.85.74.75 | 2438285899 | 0 |
| 145.85.74.76 | 2438285900 | 0 |
| 145.85.74.77 | 2438285901 | 0 |
| 145.85.74.78 | 2438285902 | 0 |
| 145.85.74.79 | 2438285903 | 0 |
| 145.85.74.80 | 2438285904 | 0 |
| 145.85.74.81 | 2438285905 | 0 |
| 145.85.74.82 | 2438285906 | 0 |
| 145.85.74.83 | 2438285907 | 0 |
| 145.85.74.84 | 2438285908 | 0 |
| 145.85.74.85 | 2438285909 | 0 |