Les adresses IP débutant par 81.157.67 sont fournies par BTnet UK Regional network, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.128.0.0/11, le bloc IP comprant les adresses de 81.128.0.0 à 81.159.255.255). Le numéro de système autonome (ASN) est 2856.
| ASN | 2856 |
| IP commençant par | 81.128.0.0 |
| IP se terminant par | 81.159.255.255 |
| Nom ASN | BTnet UK Regional network |
| CDIR | 81.128.0.0/11 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 21/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | United Kingdom | - | Calne | 51,4388 | -2,0057 | 2017-07-20 |
| MaxMind | GB | Royaume-Uni | - | Chippenham | 51,4756 | -2,1985 | 2017-07-20 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.157.67.0 | 1369260800 | 0 |
| 81.157.67.1 | 1369260801 | 0 |
| 81.157.67.2 | 1369260802 | 0 |
| 81.157.67.3 | 1369260803 | 0 |
| 81.157.67.4 | 1369260804 | 0 |
| 81.157.67.5 | 1369260805 | 0 |
| 81.157.67.6 | 1369260806 | 0 |
| 81.157.67.7 | 1369260807 | 0 |
| 81.157.67.8 | 1369260808 | 0 |
| 81.157.67.9 | 1369260809 | 0 |
| 81.157.67.10 | 1369260810 | 0 |
| 81.157.67.11 | 1369260811 | 0 |
| 81.157.67.12 | 1369260812 | 0 |
| 81.157.67.13 | 1369260813 | 0 |
| 81.157.67.14 | 1369260814 | 0 |
| 81.157.67.15 | 1369260815 | 0 |
| 81.157.67.16 | 1369260816 | 0 |
| 81.157.67.17 | 1369260817 | 0 |
| 81.157.67.18 | 1369260818 | 0 |
| 81.157.67.19 | 1369260819 | 0 |
| 81.157.67.20 | 1369260820 | 0 |
| 81.157.67.21 | 1369260821 | 0 |
| 81.157.67.22 | 1369260822 | 0 |
| 81.157.67.23 | 1369260823 | 0 |
| 81.157.67.24 | 1369260824 | 0 |
| 81.157.67.25 | 1369260825 | 0 |
| 81.157.67.26 | 1369260826 | 0 |
| 81.157.67.27 | 1369260827 | 0 |
| 81.157.67.28 | 1369260828 | 0 |
| 81.157.67.29 | 1369260829 | 0 |
| 81.157.67.30 | 1369260830 | 0 |
| 81.157.67.31 | 1369260831 | 0 |
| 81.157.67.32 | 1369260832 | 0 |
| 81.157.67.33 | 1369260833 | 0 |
| 81.157.67.34 | 1369260834 | 0 |
| 81.157.67.35 | 1369260835 | 0 |
| 81.157.67.36 | 1369260836 | 0 |
| 81.157.67.37 | 1369260837 | 0 |
| 81.157.67.38 | 1369260838 | 0 |
| 81.157.67.39 | 1369260839 | 0 |
| 81.157.67.40 | 1369260840 | 0 |
| 81.157.67.41 | 1369260841 | 0 |
| 81.157.67.42 | 1369260842 | 0 |
| 81.157.67.43 | 1369260843 | 0 |
| 81.157.67.44 | 1369260844 | 0 |
| 81.157.67.45 | 1369260845 | 0 |
| 81.157.67.46 | 1369260846 | 0 |
| 81.157.67.47 | 1369260847 | 0 |
| 81.157.67.48 | 1369260848 | 0 |
| 81.157.67.49 | 1369260849 | 0 |
| 81.157.67.50 | 1369260850 | 0 |
| 81.157.67.51 | 1369260851 | 0 |
| 81.157.67.52 | 1369260852 | 0 |
| 81.157.67.53 | 1369260853 | 0 |
| 81.157.67.54 | 1369260854 | 0 |
| 81.157.67.55 | 1369260855 | 0 |
| 81.157.67.56 | 1369260856 | 0 |
| 81.157.67.57 | 1369260857 | 0 |
| 81.157.67.58 | 1369260858 | 0 |
| 81.157.67.59 | 1369260859 | 0 |
| 81.157.67.60 | 1369260860 | 0 |
| 81.157.67.61 | 1369260861 | 0 |
| 81.157.67.62 | 1369260862 | 0 |
| 81.157.67.63 | 1369260863 | 0 |
| 81.157.67.64 | 1369260864 | 0 |
| 81.157.67.65 | 1369260865 | 0 |
| 81.157.67.66 | 1369260866 | 0 |
| 81.157.67.67 | 1369260867 | 0 |
| 81.157.67.68 | 1369260868 | 0 |
| 81.157.67.69 | 1369260869 | 0 |
| 81.157.67.70 | 1369260870 | 0 |
| 81.157.67.71 | 1369260871 | 0 |
| 81.157.67.72 | 1369260872 | 0 |
| 81.157.67.73 | 1369260873 | 0 |
| 81.157.67.74 | 1369260874 | 0 |
| 81.157.67.75 | 1369260875 | 0 |
| 81.157.67.76 | 1369260876 | 0 |
| 81.157.67.77 | 1369260877 | 0 |
| 81.157.67.78 | 1369260878 | 0 |
| 81.157.67.79 | 1369260879 | 0 |
| 81.157.67.80 | 1369260880 | 0 |
| 81.157.67.81 | 1369260881 | 0 |
| 81.157.67.82 | 1369260882 | 0 |
| 81.157.67.83 | 1369260883 | 0 |
| 81.157.67.84 | 1369260884 | 0 |
| 81.157.67.85 | 1369260885 | 0 |