Die IP-Adresse 81.147.57 erfolgt über BTnet UK Regional network, es hat gehören zu den GGDV (Classless Inter-Domain Routing) 81.128.0.0/11 (Bereich 81.128.0.0, 81.159.255.255). Die autonomen Systemnummer (ASN) ist 2856.
| ASN | 2856 |
| Ausgehend von IP | 81.128.0.0 |
| Beendigung durch IP | 81.159.255.255 |
| ASN-Namen | BTnet UK Regional network |
| GGDV | 81.128.0.0/11 |
| Numerische IP | |
| Registrierung | ripencc |
| Letztes update | 10.07.2017 |

| Vorwahl des Landes | Land | Region | Stadt | Breitengrad | Länge | Letztes update | |
| IP2Location | GB | United Kingdom | - | Dalkeith | 55,8934 | -3,0638 | 2017-07-03 |
| MaxMind | GB | Großbritannien und Nordirland | - | Bury | 52,4167 | -0,1 | 2017-07-03 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.147.57.0 | 1368602880 | 0 |
| 81.147.57.1 | 1368602881 | 0 |
| 81.147.57.2 | 1368602882 | 0 |
| 81.147.57.3 | 1368602883 | 0 |
| 81.147.57.4 | 1368602884 | 0 |
| 81.147.57.5 | 1368602885 | 0 |
| 81.147.57.6 | 1368602886 | 0 |
| 81.147.57.7 | 1368602887 | 0 |
| 81.147.57.8 | 1368602888 | 0 |
| 81.147.57.9 | 1368602889 | 0 |
| 81.147.57.10 | 1368602890 | 0 |
| 81.147.57.11 | 1368602891 | 0 |
| 81.147.57.12 | 1368602892 | 0 |
| 81.147.57.13 | 1368602893 | 0 |
| 81.147.57.14 | 1368602894 | 0 |
| 81.147.57.15 | 1368602895 | 0 |
| 81.147.57.16 | 1368602896 | 0 |
| 81.147.57.17 | 1368602897 | 0 |
| 81.147.57.18 | 1368602898 | 0 |
| 81.147.57.19 | 1368602899 | 0 |
| 81.147.57.20 | 1368602900 | 0 |
| 81.147.57.21 | 1368602901 | 0 |
| 81.147.57.22 | 1368602902 | 0 |
| 81.147.57.23 | 1368602903 | 0 |
| 81.147.57.24 | 1368602904 | 0 |
| 81.147.57.25 | 1368602905 | 0 |
| 81.147.57.26 | 1368602906 | 0 |
| 81.147.57.27 | 1368602907 | 0 |
| 81.147.57.28 | 1368602908 | 0 |
| 81.147.57.29 | 1368602909 | 0 |
| 81.147.57.30 | 1368602910 | 0 |
| 81.147.57.31 | 1368602911 | 0 |
| 81.147.57.32 | 1368602912 | 0 |
| 81.147.57.33 | 1368602913 | 0 |
| 81.147.57.34 | 1368602914 | 0 |
| 81.147.57.35 | 1368602915 | 0 |
| 81.147.57.36 | 1368602916 | 0 |
| 81.147.57.37 | 1368602917 | 0 |
| 81.147.57.38 | 1368602918 | 0 |
| 81.147.57.39 | 1368602919 | 0 |
| 81.147.57.40 | 1368602920 | 0 |
| 81.147.57.41 | 1368602921 | 0 |
| 81.147.57.42 | 1368602922 | 0 |
| 81.147.57.43 | 1368602923 | 0 |
| 81.147.57.44 | 1368602924 | 0 |
| 81.147.57.45 | 1368602925 | 0 |
| 81.147.57.46 | 1368602926 | 0 |
| 81.147.57.47 | 1368602927 | 0 |
| 81.147.57.48 | 1368602928 | 0 |
| 81.147.57.49 | 1368602929 | 0 |
| 81.147.57.50 | 1368602930 | 0 |
| 81.147.57.51 | 1368602931 | 0 |
| 81.147.57.52 | 1368602932 | 0 |
| 81.147.57.53 | 1368602933 | 0 |
| 81.147.57.54 | 1368602934 | 0 |
| 81.147.57.55 | 1368602935 | 0 |
| 81.147.57.56 | 1368602936 | 0 |
| 81.147.57.57 | 1368602937 | 0 |
| 81.147.57.58 | 1368602938 | 0 |
| 81.147.57.59 | 1368602939 | 0 |
| 81.147.57.60 | 1368602940 | 0 |
| 81.147.57.61 | 1368602941 | 0 |
| 81.147.57.62 | 1368602942 | 0 |
| 81.147.57.63 | 1368602943 | 0 |
| 81.147.57.64 | 1368602944 | 0 |
| 81.147.57.65 | 1368602945 | 0 |
| 81.147.57.66 | 1368602946 | 0 |
| 81.147.57.67 | 1368602947 | 0 |
| 81.147.57.68 | 1368602948 | 0 |
| 81.147.57.69 | 1368602949 | 0 |
| 81.147.57.70 | 1368602950 | 0 |
| 81.147.57.71 | 1368602951 | 0 |
| 81.147.57.72 | 1368602952 | 0 |
| 81.147.57.73 | 1368602953 | 0 |
| 81.147.57.74 | 1368602954 | 0 |
| 81.147.57.75 | 1368602955 | 0 |
| 81.147.57.76 | 1368602956 | 0 |
| 81.147.57.77 | 1368602957 | 0 |
| 81.147.57.78 | 1368602958 | 0 |
| 81.147.57.79 | 1368602959 | 0 |
| 81.147.57.80 | 1368602960 | 0 |
| 81.147.57.81 | 1368602961 | 0 |
| 81.147.57.82 | 1368602962 | 0 |
| 81.147.57.83 | 1368602963 | 0 |
| 81.147.57.84 | 1368602964 | 0 |
| 81.147.57.85 | 1368602965 | 0 |