Les adresses IP débutant par 81.78.53 sont fournies par UK Backbone Network, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.76.0.0/14, le bloc IP comprant les adresses de 81.76.0.0 à 81.79.255.255). Le numéro de système autonome (ASN) est 5388.
| ASN | 5388 |
| IP commençant par | 81.76.0.0 |
| IP se terminant par | 81.79.255.255 |
| Nom ASN | UK Backbone Network |
| CDIR | 81.76.0.0/14 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 23/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | Royaume-Uni | - | Leeds | 51,2468 | 0,6068 | 2017-07-22 |
| MaxMind | GB | Royaume-Uni | - | - | 51,4964 | -0,1224 | 2017-07-22 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.78.53.0 | 1364079872 | 0 |
| 81.78.53.1 | 1364079873 | 0 |
| 81.78.53.2 | 1364079874 | 0 |
| 81.78.53.3 | 1364079875 | 0 |
| 81.78.53.4 | 1364079876 | 0 |
| 81.78.53.5 | 1364079877 | 0 |
| 81.78.53.6 | 1364079878 | 0 |
| 81.78.53.7 | 1364079879 | 0 |
| 81.78.53.8 | 1364079880 | 0 |
| 81.78.53.9 | 1364079881 | 0 |
| 81.78.53.10 | 1364079882 | 0 |
| 81.78.53.11 | 1364079883 | 0 |
| 81.78.53.12 | 1364079884 | 0 |
| 81.78.53.13 | 1364079885 | 0 |
| 81.78.53.14 | 1364079886 | 0 |
| 81.78.53.15 | 1364079887 | 0 |
| 81.78.53.16 | 1364079888 | 0 |
| 81.78.53.17 | 1364079889 | 0 |
| 81.78.53.18 | 1364079890 | 0 |
| 81.78.53.19 | 1364079891 | 0 |
| 81.78.53.20 | 1364079892 | 0 |
| 81.78.53.21 | 1364079893 | 0 |
| 81.78.53.22 | 1364079894 | 0 |
| 81.78.53.23 | 1364079895 | 0 |
| 81.78.53.24 | 1364079896 | 0 |
| 81.78.53.25 | 1364079897 | 0 |
| 81.78.53.26 | 1364079898 | 0 |
| 81.78.53.27 | 1364079899 | 0 |
| 81.78.53.28 | 1364079900 | 0 |
| 81.78.53.29 | 1364079901 | 0 |
| 81.78.53.30 | 1364079902 | 0 |
| 81.78.53.31 | 1364079903 | 0 |
| 81.78.53.32 | 1364079904 | 0 |
| 81.78.53.33 | 1364079905 | 0 |
| 81.78.53.34 | 1364079906 | 0 |
| 81.78.53.35 | 1364079907 | 0 |
| 81.78.53.36 | 1364079908 | 0 |
| 81.78.53.37 | 1364079909 | 0 |
| 81.78.53.38 | 1364079910 | 0 |
| 81.78.53.39 | 1364079911 | 0 |
| 81.78.53.40 | 1364079912 | 0 |
| 81.78.53.41 | 1364079913 | 0 |
| 81.78.53.42 | 1364079914 | 0 |
| 81.78.53.43 | 1364079915 | 0 |
| 81.78.53.44 | 1364079916 | 0 |
| 81.78.53.45 | 1364079917 | 0 |
| 81.78.53.46 | 1364079918 | 0 |
| 81.78.53.47 | 1364079919 | 0 |
| 81.78.53.48 | 1364079920 | 0 |
| 81.78.53.49 | 1364079921 | 0 |
| 81.78.53.50 | 1364079922 | 0 |
| 81.78.53.51 | 1364079923 | 0 |
| 81.78.53.52 | 1364079924 | 0 |
| 81.78.53.53 | 1364079925 | 0 |
| 81.78.53.54 | 1364079926 | 0 |
| 81.78.53.55 | 1364079927 | 0 |
| 81.78.53.56 | 1364079928 | 0 |
| 81.78.53.57 | 1364079929 | 0 |
| 81.78.53.58 | 1364079930 | 0 |
| 81.78.53.59 | 1364079931 | 0 |
| 81.78.53.60 | 1364079932 | 0 |
| 81.78.53.61 | 1364079933 | 0 |
| 81.78.53.62 | 1364079934 | 0 |
| 81.78.53.63 | 1364079935 | 0 |
| 81.78.53.64 | 1364079936 | 0 |
| 81.78.53.65 | 1364079937 | 0 |
| 81.78.53.66 | 1364079938 | 0 |
| 81.78.53.67 | 1364079939 | 0 |
| 81.78.53.68 | 1364079940 | 0 |
| 81.78.53.69 | 1364079941 | 0 |
| 81.78.53.70 | 1364079942 | 0 |
| 81.78.53.71 | 1364079943 | 0 |
| 81.78.53.72 | 1364079944 | 0 |
| 81.78.53.73 | 1364079945 | 0 |
| 81.78.53.74 | 1364079946 | 0 |
| 81.78.53.75 | 1364079947 | 0 |
| 81.78.53.76 | 1364079948 | 0 |
| 81.78.53.77 | 1364079949 | 0 |
| 81.78.53.78 | 1364079950 | 0 |
| 81.78.53.79 | 1364079951 | 0 |
| 81.78.53.80 | 1364079952 | 0 |
| 81.78.53.81 | 1364079953 | 0 |
| 81.78.53.82 | 1364079954 | 0 |
| 81.78.53.83 | 1364079955 | 0 |
| 81.78.53.84 | 1364079956 | 0 |
| 81.78.53.85 | 1364079957 | 0 |
| IP | Numerical IP | DNS |
| 81.78.53.86 | 1364079958 | 0 |
| 81.78.53.87 | 1364079959 | 0 |
| 81.78.53.88 | 1364079960 | 0 |
| 81.78.53.89 | 1364079961 | 0 |
| 81.78.53.90 | 1364079962 | 0 |
| 81.78.53.91 | 1364079963 | 0 |
| 81.78.53.92 | 1364079964 | 0 |
| 81.78.53.93 | 1364079965 | 0 |
| 81.78.53.94 | 1364079966 | 0 |
| 81.78.53.95 | 1364079967 | 0 |
| 81.78.53.96 | 1364079968 | 0 |
| 81.78.53.97 | 1364079969 | 0 |
| 81.78.53.98 | 1364079970 | 0 |
| 81.78.53.99 | 1364079971 | 0 |
| 81.78.53.100 | 1364079972 | 0 |
| 81.78.53.101 | 1364079973 | 0 |
| 81.78.53.102 | 1364079974 | 0 |
| 81.78.53.103 | 1364079975 | 0 |
| 81.78.53.104 | 1364079976 | 0 |
| 81.78.53.105 | 1364079977 | 0 |
| 81.78.53.106 | 1364079978 | 0 |
| 81.78.53.107 | 1364079979 | 0 |
| 81.78.53.108 | 1364079980 | 0 |
| 81.78.53.109 | 1364079981 | 0 |
| 81.78.53.110 | 1364079982 | 0 |
| 81.78.53.111 | 1364079983 | 0 |
| 81.78.53.112 | 1364079984 | 0 |
| 81.78.53.113 | 1364079985 | 0 |
| 81.78.53.114 | 1364079986 | 0 |
| 81.78.53.115 | 1364079987 | 0 |
| 81.78.53.116 | 1364079988 | 0 |
| 81.78.53.117 | 1364079989 | 0 |
| 81.78.53.118 | 1364079990 | 0 |
| 81.78.53.119 | 1364079991 | 0 |
| 81.78.53.120 | 1364079992 | 0 |
| 81.78.53.121 | 1364079993 | 0 |
| 81.78.53.122 | 1364079994 | 0 |
| 81.78.53.123 | 1364079995 | 0 |
| 81.78.53.124 | 1364079996 | 0 |
| 81.78.53.125 | 1364079997 | 0 |
| 81.78.53.126 | 1364079998 | 0 |
| 81.78.53.127 | 1364079999 | 0 |
| 81.78.53.128 | 1364080000 | 0 |
| 81.78.53.129 | 1364080001 | 0 |
| 81.78.53.130 | 1364080002 | 0 |
| 81.78.53.131 | 1364080003 | 0 |
| 81.78.53.132 | 1364080004 | 0 |
| 81.78.53.133 | 1364080005 | 0 |
| 81.78.53.134 | 1364080006 | 0 |
| 81.78.53.135 | 1364080007 | 0 |
| 81.78.53.136 | 1364080008 | 0 |
| 81.78.53.137 | 1364080009 | 0 |
| 81.78.53.138 | 1364080010 | 0 |
| 81.78.53.139 | 1364080011 | 0 |
| 81.78.53.140 | 1364080012 | 0 |
| 81.78.53.141 | 1364080013 | 0 |
| 81.78.53.142 | 1364080014 | 0 |
| 81.78.53.143 | 1364080015 | 0 |
| 81.78.53.144 | 1364080016 | 0 |
| 81.78.53.145 | 1364080017 | 0 |
| 81.78.53.146 | 1364080018 | 0 |
| 81.78.53.147 | 1364080019 | 0 |
| 81.78.53.148 | 1364080020 | 0 |
| 81.78.53.149 | 1364080021 | 0 |
| 81.78.53.150 | 1364080022 | 0 |
| 81.78.53.151 | 1364080023 | 0 |
| 81.78.53.152 | 1364080024 | 0 |
| 81.78.53.153 | 1364080025 | 0 |
| 81.78.53.154 | 1364080026 | 0 |
| 81.78.53.155 | 1364080027 | 0 |
| 81.78.53.156 | 1364080028 | 0 |
| 81.78.53.157 | 1364080029 | 0 |
| 81.78.53.158 | 1364080030 | 0 |
| 81.78.53.159 | 1364080031 | 0 |
| 81.78.53.160 | 1364080032 | 0 |
| 81.78.53.161 | 1364080033 | 0 |
| 81.78.53.162 | 1364080034 | 0 |
| 81.78.53.163 | 1364080035 | 0 |
| 81.78.53.164 | 1364080036 | 0 |
| 81.78.53.165 | 1364080037 | 0 |
| 81.78.53.166 | 1364080038 | 0 |
| 81.78.53.167 | 1364080039 | 0 |
| 81.78.53.168 | 1364080040 | 0 |
| 81.78.53.169 | 1364080041 | 0 |
| 81.78.53.170 | 1364080042 | 0 |
| 81.78.53.171 | 1364080043 | 0 |
| IP | Numerical IP | DNS |
| 81.78.53.172 | 1364080044 | 0 |
| 81.78.53.173 | 1364080045 | 0 |
| 81.78.53.174 | 1364080046 | 0 |
| 81.78.53.175 | 1364080047 | 0 |
| 81.78.53.176 | 1364080048 | 0 |
| 81.78.53.177 | 1364080049 | 0 |
| 81.78.53.178 | 1364080050 | 0 |
| 81.78.53.179 | 1364080051 | 0 |
| 81.78.53.180 | 1364080052 | 0 |
| 81.78.53.181 | 1364080053 | 0 |
| 81.78.53.182 | 1364080054 | 0 |
| 81.78.53.183 | 1364080055 | 0 |
| 81.78.53.184 | 1364080056 | 0 |
| 81.78.53.185 | 1364080057 | 0 |
| 81.78.53.186 | 1364080058 | 0 |
| 81.78.53.187 | 1364080059 | 0 |
| 81.78.53.188 | 1364080060 | 0 |
| 81.78.53.189 | 1364080061 | 0 |
| 81.78.53.190 | 1364080062 | 0 |
| 81.78.53.191 | 1364080063 | 0 |
| 81.78.53.192 | 1364080064 | 0 |
| 81.78.53.193 | 1364080065 | 0 |
| 81.78.53.194 | 1364080066 | 0 |
| 81.78.53.195 | 1364080067 | 0 |
| 81.78.53.196 | 1364080068 | 0 |
| 81.78.53.197 | 1364080069 | 0 |
| 81.78.53.198 | 1364080070 | 0 |
| 81.78.53.199 | 1364080071 | 0 |
| 81.78.53.200 | 1364080072 | 0 |
| 81.78.53.201 | 1364080073 | 0 |
| 81.78.53.202 | 1364080074 | 0 |
| 81.78.53.203 | 1364080075 | 0 |
| 81.78.53.204 | 1364080076 | 0 |
| 81.78.53.205 | 1364080077 | 0 |
| 81.78.53.206 | 1364080078 | 0 |
| 81.78.53.207 | 1364080079 | 0 |
| 81.78.53.208 | 1364080080 | 0 |
| 81.78.53.209 | 1364080081 | 0 |
| 81.78.53.210 | 1364080082 | 0 |
| 81.78.53.211 | 1364080083 | 0 |
| 81.78.53.212 | 1364080084 | 0 |
| 81.78.53.213 | 1364080085 | 0 |
| 81.78.53.214 | 1364080086 | 0 |
| 81.78.53.215 | 1364080087 | 0 |
| 81.78.53.216 | 1364080088 | 0 |
| 81.78.53.217 | 1364080089 | 0 |
| 81.78.53.218 | 1364080090 | 0 |
| 81.78.53.219 | 1364080091 | 0 |
| 81.78.53.220 | 1364080092 | 0 |
| 81.78.53.221 | 1364080093 | 0 |
| 81.78.53.222 | 1364080094 | 0 |
| 81.78.53.223 | 1364080095 | 0 |
| 81.78.53.224 | 1364080096 | 0 |
| 81.78.53.225 | 1364080097 | 0 |
| 81.78.53.226 | 1364080098 | 0 |
| 81.78.53.227 | 1364080099 | 0 |
| 81.78.53.228 | 1364080100 | 0 |
| 81.78.53.229 | 1364080101 | 0 |
| 81.78.53.230 | 1364080102 | 0 |
| 81.78.53.231 | 1364080103 | 0 |
| 81.78.53.232 | 1364080104 | 0 |
| 81.78.53.233 | 1364080105 | 0 |
| 81.78.53.234 | 1364080106 | 0 |
| 81.78.53.235 | 1364080107 | 0 |
| 81.78.53.236 | 1364080108 | 0 |
| 81.78.53.237 | 1364080109 | 0 |
| 81.78.53.238 | 1364080110 | 0 |
| 81.78.53.239 | 1364080111 | 0 |
| 81.78.53.240 | 1364080112 | 0 |
| 81.78.53.241 | 1364080113 | 0 |
| 81.78.53.242 | 1364080114 | 0 |
| 81.78.53.243 | 1364080115 | 0 |
| 81.78.53.244 | 1364080116 | 0 |
| 81.78.53.245 | 1364080117 | 0 |
| 81.78.53.246 | 1364080118 | 0 |
| 81.78.53.247 | 1364080119 | 0 |
| 81.78.53.248 | 1364080120 | 0 |
| 81.78.53.249 | 1364080121 | 0 |
| 81.78.53.250 | 1364080122 | 0 |
| 81.78.53.251 | 1364080123 | 0 |
| 81.78.53.252 | 1364080124 | 0 |
| 81.78.53.253 | 1364080125 | 0 |
| 81.78.53.254 | 1364080126 | 0 |
| 81.78.53.255 | 1364080127 | 0 |