Les adresses IP débutant par 145.75.72 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.74.0.0/15, le bloc IP comprant les adresses de 145.74.0.0 à 145.75.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.74.0.0 |
| IP se terminant par | 145.75.255.255 |
| Nom ASN | SURFnet |
| CDIR | 145.74.0.0/15 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 02/04/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Enschede | 52,2183 | 6,8958 | 2020-04-01 |
| MaxMind | NL | Pays-Bas | - | Enschede | 52,2201 | 6,9013 | 2020-04-01 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.75.72.0 | 2437629952 | 0 |
| 145.75.72.1 | 2437629953 | 0 |
| 145.75.72.2 | 2437629954 | 0 |
| 145.75.72.3 | 2437629955 | 0 |
| 145.75.72.4 | 2437629956 | 0 |
| 145.75.72.5 | 2437629957 | 0 |
| 145.75.72.6 | 2437629958 | 0 |
| 145.75.72.7 | 2437629959 | 0 |
| 145.75.72.8 | 2437629960 | 0 |
| 145.75.72.9 | 2437629961 | 0 |
| 145.75.72.10 | 2437629962 | 0 |
| 145.75.72.11 | 2437629963 | 0 |
| 145.75.72.12 | 2437629964 | 0 |
| 145.75.72.13 | 2437629965 | 0 |
| 145.75.72.14 | 2437629966 | 0 |
| 145.75.72.15 | 2437629967 | 0 |
| 145.75.72.16 | 2437629968 | 0 |
| 145.75.72.17 | 2437629969 | 0 |
| 145.75.72.18 | 2437629970 | 0 |
| 145.75.72.19 | 2437629971 | 0 |
| 145.75.72.20 | 2437629972 | 0 |
| 145.75.72.21 | 2437629973 | 0 |
| 145.75.72.22 | 2437629974 | 0 |
| 145.75.72.23 | 2437629975 | 0 |
| 145.75.72.24 | 2437629976 | 0 |
| 145.75.72.25 | 2437629977 | 0 |
| 145.75.72.26 | 2437629978 | 0 |
| 145.75.72.27 | 2437629979 | 0 |
| 145.75.72.28 | 2437629980 | 0 |
| 145.75.72.29 | 2437629981 | 0 |
| 145.75.72.30 | 2437629982 | 0 |
| 145.75.72.31 | 2437629983 | 0 |
| 145.75.72.32 | 2437629984 | 0 |
| 145.75.72.33 | 2437629985 | 0 |
| 145.75.72.34 | 2437629986 | 0 |
| 145.75.72.35 | 2437629987 | 0 |
| 145.75.72.36 | 2437629988 | 0 |
| 145.75.72.37 | 2437629989 | 0 |
| 145.75.72.38 | 2437629990 | 0 |
| 145.75.72.39 | 2437629991 | 0 |
| 145.75.72.40 | 2437629992 | 0 |
| 145.75.72.41 | 2437629993 | 0 |
| 145.75.72.42 | 2437629994 | 0 |
| 145.75.72.43 | 2437629995 | 0 |
| 145.75.72.44 | 2437629996 | 0 |
| 145.75.72.45 | 2437629997 | 0 |
| 145.75.72.46 | 2437629998 | 0 |
| 145.75.72.47 | 2437629999 | 0 |
| 145.75.72.48 | 2437630000 | 0 |
| 145.75.72.49 | 2437630001 | 0 |
| 145.75.72.50 | 2437630002 | 0 |
| 145.75.72.51 | 2437630003 | 0 |
| 145.75.72.52 | 2437630004 | 0 |
| 145.75.72.53 | 2437630005 | 0 |
| 145.75.72.54 | 2437630006 | 0 |
| 145.75.72.55 | 2437630007 | 0 |
| 145.75.72.56 | 2437630008 | 0 |
| 145.75.72.57 | 2437630009 | 0 |
| 145.75.72.58 | 2437630010 | 0 |
| 145.75.72.59 | 2437630011 | 0 |
| 145.75.72.60 | 2437630012 | 0 |
| 145.75.72.61 | 2437630013 | 0 |
| 145.75.72.62 | 2437630014 | 0 |
| 145.75.72.63 | 2437630015 | 0 |
| 145.75.72.64 | 2437630016 | 0 |
| 145.75.72.65 | 2437630017 | 0 |
| 145.75.72.66 | 2437630018 | 0 |
| 145.75.72.67 | 2437630019 | 0 |
| 145.75.72.68 | 2437630020 | 0 |
| 145.75.72.69 | 2437630021 | 0 |
| 145.75.72.70 | 2437630022 | 0 |
| 145.75.72.71 | 2437630023 | 0 |
| 145.75.72.72 | 2437630024 | 0 |
| 145.75.72.73 | 2437630025 | 0 |
| 145.75.72.74 | 2437630026 | 0 |
| 145.75.72.75 | 2437630027 | 0 |
| 145.75.72.76 | 2437630028 | 0 |
| 145.75.72.77 | 2437630029 | 0 |
| 145.75.72.78 | 2437630030 | 0 |
| 145.75.72.79 | 2437630031 | 0 |
| 145.75.72.80 | 2437630032 | 0 |
| 145.75.72.81 | 2437630033 | 0 |
| 145.75.72.82 | 2437630034 | 0 |
| 145.75.72.83 | 2437630035 | 0 |
| 145.75.72.84 | 2437630036 | 0 |
| 145.75.72.85 | 2437630037 | 0 |