La dirección IP 81.143.70 es proporcionada por BTnet UK Regional network, que es propiedad de la CIDR (Classless Inter-Domain Routing) 81.128.0.0/11, IP entre 81.128.0.0 a 81.159.255.255 ). El número de sistema autónomo (ASN) es 2856.
| ASN | 2856 |
| IP que comienzan con | 81.128.0.0 |
| IP que termina con | 81.159.255.255 |
| ASN Nombre | BTnet UK Regional network |
| CDIR | 81.128.0.0/11 |
| IP numérica | |
| Registe | ripencc |
| Última actualización | 03/08/2017 |

| Código País | País | Región | Ciudad | Latitud | Longitud | Última actualización | |
| IP2Location | GB | Reino Unido | - | Newport | 51,5877 | -2,9984 | 2017-08-03 |
| MaxMind | GB | Reino Unido | - | Hendon | 51,6 | -0,2167 | 2017-08-03 |
| Whois | GB | - | - | - | -3 | 55 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.143.70.0 | 1368344064 | 0 |
| 81.143.70.1 | 1368344065 | 0 |
| 81.143.70.2 | 1368344066 | 0 |
| 81.143.70.3 | 1368344067 | 0 |
| 81.143.70.4 | 1368344068 | 0 |
| 81.143.70.5 | 1368344069 | 0 |
| 81.143.70.6 | 1368344070 | 0 |
| 81.143.70.7 | 1368344071 | 0 |
| 81.143.70.8 | 1368344072 | 0 |
| 81.143.70.9 | 1368344073 | 0 |
| 81.143.70.10 | 1368344074 | 0 |
| 81.143.70.11 | 1368344075 | 0 |
| 81.143.70.12 | 1368344076 | 0 |
| 81.143.70.13 | 1368344077 | 0 |
| 81.143.70.14 | 1368344078 | 0 |
| 81.143.70.15 | 1368344079 | 0 |
| 81.143.70.16 | 1368344080 | 0 |
| 81.143.70.17 | 1368344081 | 0 |
| 81.143.70.18 | 1368344082 | 0 |
| 81.143.70.19 | 1368344083 | 0 |
| 81.143.70.20 | 1368344084 | 0 |
| 81.143.70.21 | 1368344085 | 0 |
| 81.143.70.22 | 1368344086 | 0 |
| 81.143.70.23 | 1368344087 | 0 |
| 81.143.70.24 | 1368344088 | 0 |
| 81.143.70.25 | 1368344089 | 0 |
| 81.143.70.26 | 1368344090 | 0 |
| 81.143.70.27 | 1368344091 | 0 |
| 81.143.70.28 | 1368344092 | 0 |
| 81.143.70.29 | 1368344093 | 0 |
| 81.143.70.30 | 1368344094 | 0 |
| 81.143.70.31 | 1368344095 | 0 |
| 81.143.70.32 | 1368344096 | 0 |
| 81.143.70.33 | 1368344097 | 0 |
| 81.143.70.34 | 1368344098 | 0 |
| 81.143.70.35 | 1368344099 | 0 |
| 81.143.70.36 | 1368344100 | 0 |
| 81.143.70.37 | 1368344101 | 0 |
| 81.143.70.38 | 1368344102 | 0 |
| 81.143.70.39 | 1368344103 | 0 |
| 81.143.70.40 | 1368344104 | 0 |
| 81.143.70.41 | 1368344105 | 0 |
| 81.143.70.42 | 1368344106 | 0 |
| 81.143.70.43 | 1368344107 | 0 |
| 81.143.70.44 | 1368344108 | 0 |
| 81.143.70.45 | 1368344109 | 0 |
| 81.143.70.46 | 1368344110 | 0 |
| 81.143.70.47 | 1368344111 | 0 |
| 81.143.70.48 | 1368344112 | 0 |
| 81.143.70.49 | 1368344113 | 0 |
| 81.143.70.50 | 1368344114 | 0 |
| 81.143.70.51 | 1368344115 | 0 |
| 81.143.70.52 | 1368344116 | 0 |
| 81.143.70.53 | 1368344117 | 0 |
| 81.143.70.54 | 1368344118 | 0 |
| 81.143.70.55 | 1368344119 | 0 |
| 81.143.70.56 | 1368344120 | 0 |
| 81.143.70.57 | 1368344121 | 0 |
| 81.143.70.58 | 1368344122 | 0 |
| 81.143.70.59 | 1368344123 | 0 |
| 81.143.70.60 | 1368344124 | 0 |
| 81.143.70.61 | 1368344125 | 0 |
| 81.143.70.62 | 1368344126 | 0 |
| 81.143.70.63 | 1368344127 | 0 |
| 81.143.70.64 | 1368344128 | 0 |
| 81.143.70.65 | 1368344129 | 0 |
| 81.143.70.66 | 1368344130 | 0 |
| 81.143.70.67 | 1368344131 | 0 |
| 81.143.70.68 | 1368344132 | 0 |
| 81.143.70.69 | 1368344133 | 0 |
| 81.143.70.70 | 1368344134 | 0 |
| 81.143.70.71 | 1368344135 | 0 |
| 81.143.70.72 | 1368344136 | 0 |
| 81.143.70.73 | 1368344137 | 0 |
| 81.143.70.74 | 1368344138 | 0 |
| 81.143.70.75 | 1368344139 | 0 |
| 81.143.70.76 | 1368344140 | 0 |
| 81.143.70.77 | 1368344141 | 0 |
| 81.143.70.78 | 1368344142 | 0 |
| 81.143.70.79 | 1368344143 | 0 |
| 81.143.70.80 | 1368344144 | 0 |
| 81.143.70.81 | 1368344145 | 0 |
| 81.143.70.82 | 1368344146 | 0 |
| 81.143.70.83 | 1368344147 | 0 |
| 81.143.70.84 | 1368344148 | 0 |
| 81.143.70.85 | 1368344149 | 0 |