Les adresses IP débutant par 81.155.57 sont fournies par UK Internet Service Provider, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.140.128.0/19, le bloc IP comprant les adresses de 81.140.128.0 à 81.140.159.255). Le numéro de système autonome (ASN) est 6871.
| ASN | 6871 |
| IP commençant par | 81.140.128.0 |
| IP se terminant par | 81.140.159.255 |
| Nom ASN | UK Internet Service Provider |
| CDIR | 81.140.128.0/19 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 04/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | GB | Royaume-Uni | - | Berkeley | 51,6911 | -2,4592 | 2017-07-04 |
| MaxMind | GB | Royaume-Uni | - | Newport | 51,5833 | -2,9833 | 2017-07-04 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.155.57.0 | 1369127168 | 0 |
| 81.155.57.1 | 1369127169 | 0 |
| 81.155.57.2 | 1369127170 | 0 |
| 81.155.57.3 | 1369127171 | 0 |
| 81.155.57.4 | 1369127172 | 0 |
| 81.155.57.5 | 1369127173 | 0 |
| 81.155.57.6 | 1369127174 | 0 |
| 81.155.57.7 | 1369127175 | 0 |
| 81.155.57.8 | 1369127176 | 0 |
| 81.155.57.9 | 1369127177 | 0 |
| 81.155.57.10 | 1369127178 | 0 |
| 81.155.57.11 | 1369127179 | 0 |
| 81.155.57.12 | 1369127180 | 0 |
| 81.155.57.13 | 1369127181 | 0 |
| 81.155.57.14 | 1369127182 | 0 |
| 81.155.57.15 | 1369127183 | 0 |
| 81.155.57.16 | 1369127184 | 0 |
| 81.155.57.17 | 1369127185 | 0 |
| 81.155.57.18 | 1369127186 | 0 |
| 81.155.57.19 | 1369127187 | 0 |
| 81.155.57.20 | 1369127188 | 0 |
| 81.155.57.21 | 1369127189 | 0 |
| 81.155.57.22 | 1369127190 | 0 |
| 81.155.57.23 | 1369127191 | 0 |
| 81.155.57.24 | 1369127192 | 0 |
| 81.155.57.25 | 1369127193 | 0 |
| 81.155.57.26 | 1369127194 | 0 |
| 81.155.57.27 | 1369127195 | 0 |
| 81.155.57.28 | 1369127196 | 0 |
| 81.155.57.29 | 1369127197 | 0 |
| 81.155.57.30 | 1369127198 | 0 |
| 81.155.57.31 | 1369127199 | 0 |
| 81.155.57.32 | 1369127200 | 0 |
| 81.155.57.33 | 1369127201 | 0 |
| 81.155.57.34 | 1369127202 | 0 |
| 81.155.57.35 | 1369127203 | 0 |
| 81.155.57.36 | 1369127204 | 0 |
| 81.155.57.37 | 1369127205 | 0 |
| 81.155.57.38 | 1369127206 | 0 |
| 81.155.57.39 | 1369127207 | 0 |
| 81.155.57.40 | 1369127208 | 0 |
| 81.155.57.41 | 1369127209 | 0 |
| 81.155.57.42 | 1369127210 | 0 |
| 81.155.57.43 | 1369127211 | 0 |
| 81.155.57.44 | 1369127212 | 0 |
| 81.155.57.45 | 1369127213 | 0 |
| 81.155.57.46 | 1369127214 | 0 |
| 81.155.57.47 | 1369127215 | 0 |
| 81.155.57.48 | 1369127216 | 0 |
| 81.155.57.49 | 1369127217 | 0 |
| 81.155.57.50 | 1369127218 | 0 |
| 81.155.57.51 | 1369127219 | 0 |
| 81.155.57.52 | 1369127220 | 0 |
| 81.155.57.53 | 1369127221 | 0 |
| 81.155.57.54 | 1369127222 | 0 |
| 81.155.57.55 | 1369127223 | 0 |
| 81.155.57.56 | 1369127224 | 0 |
| 81.155.57.57 | 1369127225 | 0 |
| 81.155.57.58 | 1369127226 | 0 |
| 81.155.57.59 | 1369127227 | 0 |
| 81.155.57.60 | 1369127228 | 0 |
| 81.155.57.61 | 1369127229 | 0 |
| 81.155.57.62 | 1369127230 | 0 |
| 81.155.57.63 | 1369127231 | 0 |
| 81.155.57.64 | 1369127232 | 0 |
| 81.155.57.65 | 1369127233 | 0 |
| 81.155.57.66 | 1369127234 | 0 |
| 81.155.57.67 | 1369127235 | 0 |
| 81.155.57.68 | 1369127236 | 0 |
| 81.155.57.69 | 1369127237 | 0 |
| 81.155.57.70 | 1369127238 | 0 |
| 81.155.57.71 | 1369127239 | 0 |
| 81.155.57.72 | 1369127240 | 0 |
| 81.155.57.73 | 1369127241 | 0 |
| 81.155.57.74 | 1369127242 | 0 |
| 81.155.57.75 | 1369127243 | 0 |
| 81.155.57.76 | 1369127244 | 0 |
| 81.155.57.77 | 1369127245 | 0 |
| 81.155.57.78 | 1369127246 | 0 |
| 81.155.57.79 | 1369127247 | 0 |
| 81.155.57.80 | 1369127248 | 0 |
| 81.155.57.81 | 1369127249 | 0 |
| 81.155.57.82 | 1369127250 | 0 |
| 81.155.57.83 | 1369127251 | 0 |
| 81.155.57.84 | 1369127252 | 0 |
| 81.155.57.85 | 1369127253 | 0 |