Les adresses IP débutant par 145.74.78 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 | 03/07/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Apeldoorn | 52,21 | 5,9694 | 2019-07-03 |
| MaxMind | NL | Pays-Bas | - | Arnhem | 51,9798 | 5,9256 | 2019-07-03 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.74.78.0 | 2437565952 | 0 |
| 145.74.78.1 | 2437565953 | 0 |
| 145.74.78.2 | 2437565954 | 0 |
| 145.74.78.3 | 2437565955 | 0 |
| 145.74.78.4 | 2437565956 | 0 |
| 145.74.78.5 | 2437565957 | 0 |
| 145.74.78.6 | 2437565958 | 0 |
| 145.74.78.7 | 2437565959 | 0 |
| 145.74.78.8 | 2437565960 | 0 |
| 145.74.78.9 | 2437565961 | 0 |
| 145.74.78.10 | 2437565962 | 0 |
| 145.74.78.11 | 2437565963 | 0 |
| 145.74.78.12 | 2437565964 | 0 |
| 145.74.78.13 | 2437565965 | 0 |
| 145.74.78.14 | 2437565966 | 0 |
| 145.74.78.15 | 2437565967 | 0 |
| 145.74.78.16 | 2437565968 | 0 |
| 145.74.78.17 | 2437565969 | 0 |
| 145.74.78.18 | 2437565970 | 0 |
| 145.74.78.19 | 2437565971 | 0 |
| 145.74.78.20 | 2437565972 | 0 |
| 145.74.78.21 | 2437565973 | 0 |
| 145.74.78.22 | 2437565974 | 0 |
| 145.74.78.23 | 2437565975 | 0 |
| 145.74.78.24 | 2437565976 | 0 |
| 145.74.78.25 | 2437565977 | 0 |
| 145.74.78.26 | 2437565978 | 0 |
| 145.74.78.27 | 2437565979 | 0 |
| 145.74.78.28 | 2437565980 | 0 |
| 145.74.78.29 | 2437565981 | 0 |
| 145.74.78.30 | 2437565982 | 0 |
| 145.74.78.31 | 2437565983 | 0 |
| 145.74.78.32 | 2437565984 | 0 |
| 145.74.78.33 | 2437565985 | 0 |
| 145.74.78.34 | 2437565986 | 0 |
| 145.74.78.35 | 2437565987 | 0 |
| 145.74.78.36 | 2437565988 | 0 |
| 145.74.78.37 | 2437565989 | 0 |
| 145.74.78.38 | 2437565990 | 0 |
| 145.74.78.39 | 2437565991 | 0 |
| 145.74.78.40 | 2437565992 | 0 |
| 145.74.78.41 | 2437565993 | 0 |
| 145.74.78.42 | 2437565994 | 0 |
| 145.74.78.43 | 2437565995 | 0 |
| 145.74.78.44 | 2437565996 | 0 |
| 145.74.78.45 | 2437565997 | 0 |
| 145.74.78.46 | 2437565998 | 0 |
| 145.74.78.47 | 2437565999 | 0 |
| 145.74.78.48 | 2437566000 | 0 |
| 145.74.78.49 | 2437566001 | 0 |
| 145.74.78.50 | 2437566002 | 0 |
| 145.74.78.51 | 2437566003 | 0 |
| 145.74.78.52 | 2437566004 | 0 |
| 145.74.78.53 | 2437566005 | 0 |
| 145.74.78.54 | 2437566006 | 0 |
| 145.74.78.55 | 2437566007 | 0 |
| 145.74.78.56 | 2437566008 | 0 |
| 145.74.78.57 | 2437566009 | 0 |
| 145.74.78.58 | 2437566010 | 0 |
| 145.74.78.59 | 2437566011 | 0 |
| 145.74.78.60 | 2437566012 | 0 |
| 145.74.78.61 | 2437566013 | 0 |
| 145.74.78.62 | 2437566014 | 0 |
| 145.74.78.63 | 2437566015 | 0 |
| 145.74.78.64 | 2437566016 | 0 |
| 145.74.78.65 | 2437566017 | 0 |
| 145.74.78.66 | 2437566018 | 0 |
| 145.74.78.67 | 2437566019 | 0 |
| 145.74.78.68 | 2437566020 | 0 |
| 145.74.78.69 | 2437566021 | 0 |
| 145.74.78.70 | 2437566022 | 0 |
| 145.74.78.71 | 2437566023 | 0 |
| 145.74.78.72 | 2437566024 | 0 |
| 145.74.78.73 | 2437566025 | 0 |
| 145.74.78.74 | 2437566026 | 0 |
| 145.74.78.75 | 2437566027 | 0 |
| 145.74.78.76 | 2437566028 | 0 |
| 145.74.78.77 | 2437566029 | 0 |
| 145.74.78.78 | 2437566030 | 0 |
| 145.74.78.79 | 2437566031 | 0 |
| 145.74.78.80 | 2437566032 | 0 |
| 145.74.78.81 | 2437566033 | 0 |
| 145.74.78.82 | 2437566034 | 0 |
| 145.74.78.83 | 2437566035 | 0 |
| 145.74.78.84 | 2437566036 | 0 |
| 145.74.78.85 | 2437566037 | 0 |