The IP address 145.81.63 is provided by SURFnet, it's belong to the CDIR (Classless Inter-Domain Routing) 145.81.0.0/16 (range 145.81.0.0 to 145.81.255.255). The autonomous system number (ASN) is 1103.
| ASN | 1103 |
| IP starting by | 145.81.0.0 |
| IP ending by | 145.81.255.255 |
| ASN Name | SURFnet |
| CDIR | 145.81.0.0/16 |
| Numerical IP | |
| Registry | ripencc |
| Last update | 08/10/2019 |

| Country Code | Country | Region | City | Latitude | Longitude | Last update | |
| IP2Location | GB | United Kingdom | - | London | 51.5085 | -0.1257 | 2019-10-07 |
| MaxMind | NL | Netherlands | - | Utrecht | 52.0938 | 5.1191 | 2019-10-07 |
| Whois | NL | - | - | - | 5 | 52 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 145.81.63.0 | 2438020864 | 0 |
| 145.81.63.1 | 2438020865 | 0 |
| 145.81.63.2 | 2438020866 | 0 |
| 145.81.63.3 | 2438020867 | 0 |
| 145.81.63.4 | 2438020868 | 0 |
| 145.81.63.5 | 2438020869 | 0 |
| 145.81.63.6 | 2438020870 | 0 |
| 145.81.63.7 | 2438020871 | 0 |
| 145.81.63.8 | 2438020872 | 0 |
| 145.81.63.9 | 2438020873 | 0 |
| 145.81.63.10 | 2438020874 | 0 |
| 145.81.63.11 | 2438020875 | 0 |
| 145.81.63.12 | 2438020876 | 0 |
| 145.81.63.13 | 2438020877 | 0 |
| 145.81.63.14 | 2438020878 | 0 |
| 145.81.63.15 | 2438020879 | 0 |
| 145.81.63.16 | 2438020880 | 0 |
| 145.81.63.17 | 2438020881 | 0 |
| 145.81.63.18 | 2438020882 | 0 |
| 145.81.63.19 | 2438020883 | 0 |
| 145.81.63.20 | 2438020884 | 0 |
| 145.81.63.21 | 2438020885 | 0 |
| 145.81.63.22 | 2438020886 | 0 |
| 145.81.63.23 | 2438020887 | 0 |
| 145.81.63.24 | 2438020888 | 0 |
| 145.81.63.25 | 2438020889 | 0 |
| 145.81.63.26 | 2438020890 | 0 |
| 145.81.63.27 | 2438020891 | 0 |
| 145.81.63.28 | 2438020892 | 0 |
| 145.81.63.29 | 2438020893 | 0 |
| 145.81.63.30 | 2438020894 | 0 |
| 145.81.63.31 | 2438020895 | 0 |
| 145.81.63.32 | 2438020896 | 0 |
| 145.81.63.33 | 2438020897 | 0 |
| 145.81.63.34 | 2438020898 | 0 |
| 145.81.63.35 | 2438020899 | 0 |
| 145.81.63.36 | 2438020900 | 0 |
| 145.81.63.37 | 2438020901 | 0 |
| 145.81.63.38 | 2438020902 | 0 |
| 145.81.63.39 | 2438020903 | 0 |
| 145.81.63.40 | 2438020904 | 0 |
| 145.81.63.41 | 2438020905 | 0 |
| 145.81.63.42 | 2438020906 | 0 |
| 145.81.63.43 | 2438020907 | 0 |
| 145.81.63.44 | 2438020908 | 0 |
| 145.81.63.45 | 2438020909 | 0 |
| 145.81.63.46 | 2438020910 | 0 |
| 145.81.63.47 | 2438020911 | 0 |
| 145.81.63.48 | 2438020912 | 0 |
| 145.81.63.49 | 2438020913 | 0 |
| 145.81.63.50 | 2438020914 | 0 |
| 145.81.63.51 | 2438020915 | 0 |
| 145.81.63.52 | 2438020916 | 0 |
| 145.81.63.53 | 2438020917 | 0 |
| 145.81.63.54 | 2438020918 | 0 |
| 145.81.63.55 | 2438020919 | 0 |
| 145.81.63.56 | 2438020920 | 0 |
| 145.81.63.57 | 2438020921 | 0 |
| 145.81.63.58 | 2438020922 | 0 |
| 145.81.63.59 | 2438020923 | 0 |
| 145.81.63.60 | 2438020924 | 0 |
| 145.81.63.61 | 2438020925 | 0 |
| 145.81.63.62 | 2438020926 | 0 |
| 145.81.63.63 | 2438020927 | 0 |
| 145.81.63.64 | 2438020928 | 0 |
| 145.81.63.65 | 2438020929 | 0 |
| 145.81.63.66 | 2438020930 | 0 |
| 145.81.63.67 | 2438020931 | 0 |
| 145.81.63.68 | 2438020932 | 0 |
| 145.81.63.69 | 2438020933 | 0 |
| 145.81.63.70 | 2438020934 | 0 |
| 145.81.63.71 | 2438020935 | 0 |
| 145.81.63.72 | 2438020936 | 0 |
| 145.81.63.73 | 2438020937 | 0 |
| 145.81.63.74 | 2438020938 | 0 |
| 145.81.63.75 | 2438020939 | 0 |
| 145.81.63.76 | 2438020940 | 0 |
| 145.81.63.77 | 2438020941 | 0 |
| 145.81.63.78 | 2438020942 | 0 |
| 145.81.63.79 | 2438020943 | 0 |
| 145.81.63.80 | 2438020944 | 0 |
| 145.81.63.81 | 2438020945 | 0 |
| 145.81.63.82 | 2438020946 | 0 |
| 145.81.63.83 | 2438020947 | 0 |
| 145.81.63.84 | 2438020948 | 0 |
| 145.81.63.85 | 2438020949 | 0 |