Les adresses IP débutant par 145.80.77 sont fournies par SURFnet, elles appartiennent au CIDR (Classless Inter-Domain Routing) 145.81.0.0/16, le bloc IP comprant les adresses de 145.81.0.0 à 145.81.255.255). Le numéro de système autonome (ASN) est 1103.
| ASN | 1103 |
| IP commençant par | 145.81.0.0 |
| IP se terminant par | 145.81.255.255 |
| Nom ASN | SURFnet |
| CDIR | 145.81.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 04/08/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | NL | Pays-Bas | - | Den Haag | 52,0767 | 4,2986 | 2019-08-04 |
| MaxMind | NL | Pays-Bas | - | Delft | 52,0186 | 4,3782 | 2019-08-04 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.80.77.0 | 2437958912 | 0 |
| 145.80.77.1 | 2437958913 | 0 |
| 145.80.77.2 | 2437958914 | 0 |
| 145.80.77.3 | 2437958915 | 0 |
| 145.80.77.4 | 2437958916 | 0 |
| 145.80.77.5 | 2437958917 | 0 |
| 145.80.77.6 | 2437958918 | 0 |
| 145.80.77.7 | 2437958919 | 0 |
| 145.80.77.8 | 2437958920 | 0 |
| 145.80.77.9 | 2437958921 | 0 |
| 145.80.77.10 | 2437958922 | 0 |
| 145.80.77.11 | 2437958923 | 0 |
| 145.80.77.12 | 2437958924 | 0 |
| 145.80.77.13 | 2437958925 | 0 |
| 145.80.77.14 | 2437958926 | 0 |
| 145.80.77.15 | 2437958927 | 0 |
| 145.80.77.16 | 2437958928 | 0 |
| 145.80.77.17 | 2437958929 | 0 |
| 145.80.77.18 | 2437958930 | 0 |
| 145.80.77.19 | 2437958931 | 0 |
| 145.80.77.20 | 2437958932 | 0 |
| 145.80.77.21 | 2437958933 | 0 |
| 145.80.77.22 | 2437958934 | 0 |
| 145.80.77.23 | 2437958935 | 0 |
| 145.80.77.24 | 2437958936 | 0 |
| 145.80.77.25 | 2437958937 | 0 |
| 145.80.77.26 | 2437958938 | 0 |
| 145.80.77.27 | 2437958939 | 0 |
| 145.80.77.28 | 2437958940 | 0 |
| 145.80.77.29 | 2437958941 | 0 |
| 145.80.77.30 | 2437958942 | 0 |
| 145.80.77.31 | 2437958943 | 0 |
| 145.80.77.32 | 2437958944 | 0 |
| 145.80.77.33 | 2437958945 | 0 |
| 145.80.77.34 | 2437958946 | 0 |
| 145.80.77.35 | 2437958947 | 0 |
| 145.80.77.36 | 2437958948 | 0 |
| 145.80.77.37 | 2437958949 | 0 |
| 145.80.77.38 | 2437958950 | 0 |
| 145.80.77.39 | 2437958951 | 0 |
| 145.80.77.40 | 2437958952 | 0 |
| 145.80.77.41 | 2437958953 | 0 |
| 145.80.77.42 | 2437958954 | 0 |
| 145.80.77.43 | 2437958955 | 0 |
| 145.80.77.44 | 2437958956 | 0 |
| 145.80.77.45 | 2437958957 | 0 |
| 145.80.77.46 | 2437958958 | 0 |
| 145.80.77.47 | 2437958959 | 0 |
| 145.80.77.48 | 2437958960 | 0 |
| 145.80.77.49 | 2437958961 | 0 |
| 145.80.77.50 | 2437958962 | 0 |
| 145.80.77.51 | 2437958963 | 0 |
| 145.80.77.52 | 2437958964 | 0 |
| 145.80.77.53 | 2437958965 | 0 |
| 145.80.77.54 | 2437958966 | 0 |
| 145.80.77.55 | 2437958967 | 0 |
| 145.80.77.56 | 2437958968 | 0 |
| 145.80.77.57 | 2437958969 | 0 |
| 145.80.77.58 | 2437958970 | 0 |
| 145.80.77.59 | 2437958971 | 0 |
| 145.80.77.60 | 2437958972 | 0 |
| 145.80.77.61 | 2437958973 | 0 |
| 145.80.77.62 | 2437958974 | 0 |
| 145.80.77.63 | 2437958975 | 0 |
| 145.80.77.64 | 2437958976 | 0 |
| 145.80.77.65 | 2437958977 | 0 |
| 145.80.77.66 | 2437958978 | 0 |
| 145.80.77.67 | 2437958979 | 0 |
| 145.80.77.68 | 2437958980 | 0 |
| 145.80.77.69 | 2437958981 | 0 |
| 145.80.77.70 | 2437958982 | 0 |
| 145.80.77.71 | 2437958983 | 0 |
| 145.80.77.72 | 2437958984 | 0 |
| 145.80.77.73 | 2437958985 | 0 |
| 145.80.77.74 | 2437958986 | 0 |
| 145.80.77.75 | 2437958987 | 0 |
| 145.80.77.76 | 2437958988 | 0 |
| 145.80.77.77 | 2437958989 | 0 |
| 145.80.77.78 | 2437958990 | 0 |
| 145.80.77.79 | 2437958991 | 0 |
| 145.80.77.80 | 2437958992 | 0 |
| 145.80.77.81 | 2437958993 | 0 |
| 145.80.77.82 | 2437958994 | 0 |
| 145.80.77.83 | 2437958995 | 0 |
| 145.80.77.84 | 2437958996 | 0 |
| 145.80.77.85 | 2437958997 | 0 |