Les adresses IP débutant par 81.2.158 sont fournies par Cogent Communications, elles appartiennent au CIDR (Classless Inter-Domain Routing) 81.2.150.0/23, le bloc IP comprant les adresses de 81.2.150.0 à 81.2.151.255). Le numéro de système autonome (ASN) est 174.
| ASN | 174 |
| IP commençant par | 81.2.150.0 |
| IP se terminant par | 81.2.151.255 |
| Nom ASN | Cogent Communications |
| CDIR | 81.2.150.0/23 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 07/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | New York City | 40,7143 | -74,006 | 2017-07-03 |
| MaxMind | DE | Allemagne | - | - | 51,2993 | 9,491 | 2017-07-03 |
| Whois | DE | - | - | - | 10 | 51 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 81.2.158.0 | 1359126016 | 0 |
| 81.2.158.1 | 1359126017 | 0 |
| 81.2.158.2 | 1359126018 | 0 |
| 81.2.158.3 | 1359126019 | 0 |
| 81.2.158.4 | 1359126020 | 0 |
| 81.2.158.5 | 1359126021 | 0 |
| 81.2.158.6 | 1359126022 | 0 |
| 81.2.158.7 | 1359126023 | 0 |
| 81.2.158.8 | 1359126024 | 0 |
| 81.2.158.9 | 1359126025 | 0 |
| 81.2.158.10 | 1359126026 | 0 |
| 81.2.158.11 | 1359126027 | 0 |
| 81.2.158.12 | 1359126028 | 0 |
| 81.2.158.13 | 1359126029 | 0 |
| 81.2.158.14 | 1359126030 | 0 |
| 81.2.158.15 | 1359126031 | 0 |
| 81.2.158.16 | 1359126032 | 0 |
| 81.2.158.17 | 1359126033 | 0 |
| 81.2.158.18 | 1359126034 | 0 |
| 81.2.158.19 | 1359126035 | 0 |
| 81.2.158.20 | 1359126036 | 0 |
| 81.2.158.21 | 1359126037 | 0 |
| 81.2.158.22 | 1359126038 | 0 |
| 81.2.158.23 | 1359126039 | 0 |
| 81.2.158.24 | 1359126040 | 0 |
| 81.2.158.25 | 1359126041 | 0 |
| 81.2.158.26 | 1359126042 | 0 |
| 81.2.158.27 | 1359126043 | 0 |
| 81.2.158.28 | 1359126044 | 0 |
| 81.2.158.29 | 1359126045 | 0 |
| 81.2.158.30 | 1359126046 | 0 |
| 81.2.158.31 | 1359126047 | 0 |
| 81.2.158.32 | 1359126048 | 0 |
| 81.2.158.33 | 1359126049 | 0 |
| 81.2.158.34 | 1359126050 | 0 |
| 81.2.158.35 | 1359126051 | 0 |
| 81.2.158.36 | 1359126052 | 0 |
| 81.2.158.37 | 1359126053 | 0 |
| 81.2.158.38 | 1359126054 | 0 |
| 81.2.158.39 | 1359126055 | 0 |
| 81.2.158.40 | 1359126056 | 0 |
| 81.2.158.41 | 1359126057 | 0 |
| 81.2.158.42 | 1359126058 | 0 |
| 81.2.158.43 | 1359126059 | 0 |
| 81.2.158.44 | 1359126060 | 0 |
| 81.2.158.45 | 1359126061 | 0 |
| 81.2.158.46 | 1359126062 | 0 |
| 81.2.158.47 | 1359126063 | 0 |
| 81.2.158.48 | 1359126064 | 0 |
| 81.2.158.49 | 1359126065 | 0 |
| 81.2.158.50 | 1359126066 | 0 |
| 81.2.158.51 | 1359126067 | 0 |
| 81.2.158.52 | 1359126068 | 0 |
| 81.2.158.53 | 1359126069 | 0 |
| 81.2.158.54 | 1359126070 | 0 |
| 81.2.158.55 | 1359126071 | 0 |
| 81.2.158.56 | 1359126072 | 0 |
| 81.2.158.57 | 1359126073 | 0 |
| 81.2.158.58 | 1359126074 | 0 |
| 81.2.158.59 | 1359126075 | 0 |
| 81.2.158.60 | 1359126076 | 0 |
| 81.2.158.61 | 1359126077 | 0 |
| 81.2.158.62 | 1359126078 | 0 |
| 81.2.158.63 | 1359126079 | 0 |
| 81.2.158.64 | 1359126080 | 0 |
| 81.2.158.65 | 1359126081 | 0 |
| 81.2.158.66 | 1359126082 | 0 |
| 81.2.158.67 | 1359126083 | 0 |
| 81.2.158.68 | 1359126084 | 0 |
| 81.2.158.69 | 1359126085 | 0 |
| 81.2.158.70 | 1359126086 | 0 |
| 81.2.158.71 | 1359126087 | 0 |
| 81.2.158.72 | 1359126088 | 0 |
| 81.2.158.73 | 1359126089 | 0 |
| 81.2.158.74 | 1359126090 | 0 |
| 81.2.158.75 | 1359126091 | 0 |
| 81.2.158.76 | 1359126092 | 0 |
| 81.2.158.77 | 1359126093 | 0 |
| 81.2.158.78 | 1359126094 | 0 |
| 81.2.158.79 | 1359126095 | 0 |
| 81.2.158.80 | 1359126096 | 0 |
| 81.2.158.81 | 1359126097 | 0 |
| 81.2.158.82 | 1359126098 | 0 |
| 81.2.158.83 | 1359126099 | 0 |
| 81.2.158.84 | 1359126100 | 0 |
| 81.2.158.85 | 1359126101 | 0 |
| IP | Numerical IP | DNS |
| 81.2.158.86 | 1359126102 | 0 |
| 81.2.158.87 | 1359126103 | 0 |
| 81.2.158.88 | 1359126104 | 0 |
| 81.2.158.89 | 1359126105 | 0 |
| 81.2.158.90 | 1359126106 | 0 |
| 81.2.158.91 | 1359126107 | 0 |
| 81.2.158.92 | 1359126108 | 0 |
| 81.2.158.93 | 1359126109 | 0 |
| 81.2.158.94 | 1359126110 | 0 |
| 81.2.158.95 | 1359126111 | 0 |
| 81.2.158.96 | 1359126112 | 0 |
| 81.2.158.97 | 1359126113 | 0 |
| 81.2.158.98 | 1359126114 | 0 |
| 81.2.158.99 | 1359126115 | 0 |
| 81.2.158.100 | 1359126116 | 0 |
| 81.2.158.101 | 1359126117 | 0 |
| 81.2.158.102 | 1359126118 | 0 |
| 81.2.158.103 | 1359126119 | 0 |
| 81.2.158.104 | 1359126120 | 0 |
| 81.2.158.105 | 1359126121 | 0 |
| 81.2.158.106 | 1359126122 | 0 |
| 81.2.158.107 | 1359126123 | 0 |
| 81.2.158.108 | 1359126124 | 0 |
| 81.2.158.109 | 1359126125 | 0 |
| 81.2.158.110 | 1359126126 | 0 |
| 81.2.158.111 | 1359126127 | 0 |
| 81.2.158.112 | 1359126128 | 0 |
| 81.2.158.113 | 1359126129 | 0 |
| 81.2.158.114 | 1359126130 | 0 |
| 81.2.158.115 | 1359126131 | 0 |
| 81.2.158.116 | 1359126132 | 0 |
| 81.2.158.117 | 1359126133 | 0 |
| 81.2.158.118 | 1359126134 | 0 |
| 81.2.158.119 | 1359126135 | 0 |
| 81.2.158.120 | 1359126136 | 0 |
| 81.2.158.121 | 1359126137 | 0 |
| 81.2.158.122 | 1359126138 | 0 |
| 81.2.158.123 | 1359126139 | 0 |
| 81.2.158.124 | 1359126140 | 0 |
| 81.2.158.125 | 1359126141 | 0 |
| 81.2.158.126 | 1359126142 | 0 |
| 81.2.158.127 | 1359126143 | 0 |
| 81.2.158.128 | 1359126144 | 0 |
| 81.2.158.129 | 1359126145 | 0 |
| 81.2.158.130 | 1359126146 | 0 |
| 81.2.158.131 | 1359126147 | 0 |
| 81.2.158.132 | 1359126148 | 0 |
| 81.2.158.133 | 1359126149 | 0 |
| 81.2.158.134 | 1359126150 | 0 |
| 81.2.158.135 | 1359126151 | 0 |
| 81.2.158.136 | 1359126152 | 0 |
| 81.2.158.137 | 1359126153 | 0 |
| 81.2.158.138 | 1359126154 | 0 |
| 81.2.158.139 | 1359126155 | 0 |
| 81.2.158.140 | 1359126156 | 0 |
| 81.2.158.141 | 1359126157 | 0 |
| 81.2.158.142 | 1359126158 | 0 |
| 81.2.158.143 | 1359126159 | 0 |
| 81.2.158.144 | 1359126160 | 0 |
| 81.2.158.145 | 1359126161 | 0 |
| 81.2.158.146 | 1359126162 | 0 |
| 81.2.158.147 | 1359126163 | 0 |
| 81.2.158.148 | 1359126164 | 0 |
| 81.2.158.149 | 1359126165 | 0 |
| 81.2.158.150 | 1359126166 | 0 |
| 81.2.158.151 | 1359126167 | 0 |
| 81.2.158.152 | 1359126168 | 0 |
| 81.2.158.153 | 1359126169 | 0 |
| 81.2.158.154 | 1359126170 | 0 |
| 81.2.158.155 | 1359126171 | 0 |
| 81.2.158.156 | 1359126172 | 0 |
| 81.2.158.157 | 1359126173 | 0 |
| 81.2.158.158 | 1359126174 | 0 |
| 81.2.158.159 | 1359126175 | 0 |
| 81.2.158.160 | 1359126176 | 0 |
| 81.2.158.161 | 1359126177 | 0 |
| 81.2.158.162 | 1359126178 | 0 |
| 81.2.158.163 | 1359126179 | 0 |
| 81.2.158.164 | 1359126180 | 0 |
| 81.2.158.165 | 1359126181 | 0 |
| 81.2.158.166 | 1359126182 | 0 |
| 81.2.158.167 | 1359126183 | 0 |
| 81.2.158.168 | 1359126184 | 0 |
| 81.2.158.169 | 1359126185 | 0 |
| 81.2.158.170 | 1359126186 | 0 |
| 81.2.158.171 | 1359126187 | 0 |
| IP | Numerical IP | DNS |
| 81.2.158.172 | 1359126188 | 0 |
| 81.2.158.173 | 1359126189 | 0 |
| 81.2.158.174 | 1359126190 | 0 |
| 81.2.158.175 | 1359126191 | 0 |
| 81.2.158.176 | 1359126192 | 0 |
| 81.2.158.177 | 1359126193 | 0 |
| 81.2.158.178 | 1359126194 | 0 |
| 81.2.158.179 | 1359126195 | 0 |
| 81.2.158.180 | 1359126196 | 0 |
| 81.2.158.181 | 1359126197 | 0 |
| 81.2.158.182 | 1359126198 | 0 |
| 81.2.158.183 | 1359126199 | 0 |
| 81.2.158.184 | 1359126200 | 0 |
| 81.2.158.185 | 1359126201 | 0 |
| 81.2.158.186 | 1359126202 | 0 |
| 81.2.158.187 | 1359126203 | 0 |
| 81.2.158.188 | 1359126204 | 0 |
| 81.2.158.189 | 1359126205 | 0 |
| 81.2.158.190 | 1359126206 | 0 |
| 81.2.158.191 | 1359126207 | 0 |
| 81.2.158.192 | 1359126208 | 0 |
| 81.2.158.193 | 1359126209 | 0 |
| 81.2.158.194 | 1359126210 | 0 |
| 81.2.158.195 | 1359126211 | 0 |
| 81.2.158.196 | 1359126212 | 0 |
| 81.2.158.197 | 1359126213 | 0 |
| 81.2.158.198 | 1359126214 | 0 |
| 81.2.158.199 | 1359126215 | 0 |
| 81.2.158.200 | 1359126216 | 0 |
| 81.2.158.201 | 1359126217 | 0 |
| 81.2.158.202 | 1359126218 | 0 |
| 81.2.158.203 | 1359126219 | 0 |
| 81.2.158.204 | 1359126220 | 0 |
| 81.2.158.205 | 1359126221 | 0 |
| 81.2.158.206 | 1359126222 | 0 |
| 81.2.158.207 | 1359126223 | 0 |
| 81.2.158.208 | 1359126224 | 0 |
| 81.2.158.209 | 1359126225 | 0 |
| 81.2.158.210 | 1359126226 | 0 |
| 81.2.158.211 | 1359126227 | 0 |
| 81.2.158.212 | 1359126228 | 0 |
| 81.2.158.213 | 1359126229 | 0 |
| 81.2.158.214 | 1359126230 | 0 |
| 81.2.158.215 | 1359126231 | 0 |
| 81.2.158.216 | 1359126232 | 0 |
| 81.2.158.217 | 1359126233 | 0 |
| 81.2.158.218 | 1359126234 | 0 |
| 81.2.158.219 | 1359126235 | 0 |
| 81.2.158.220 | 1359126236 | 0 |
| 81.2.158.221 | 1359126237 | 0 |
| 81.2.158.222 | 1359126238 | 0 |
| 81.2.158.223 | 1359126239 | 0 |
| 81.2.158.224 | 1359126240 | 0 |
| 81.2.158.225 | 1359126241 | 0 |
| 81.2.158.226 | 1359126242 | 0 |
| 81.2.158.227 | 1359126243 | 0 |
| 81.2.158.228 | 1359126244 | 0 |
| 81.2.158.229 | 1359126245 | 0 |
| 81.2.158.230 | 1359126246 | 0 |
| 81.2.158.231 | 1359126247 | 0 |
| 81.2.158.232 | 1359126248 | 0 |
| 81.2.158.233 | 1359126249 | 0 |
| 81.2.158.234 | 1359126250 | 0 |
| 81.2.158.235 | 1359126251 | 0 |
| 81.2.158.236 | 1359126252 | 0 |
| 81.2.158.237 | 1359126253 | 0 |
| 81.2.158.238 | 1359126254 | 0 |
| 81.2.158.239 | 1359126255 | 0 |
| 81.2.158.240 | 1359126256 | 0 |
| 81.2.158.241 | 1359126257 | 0 |
| 81.2.158.242 | 1359126258 | 0 |
| 81.2.158.243 | 1359126259 | 0 |
| 81.2.158.244 | 1359126260 | 0 |
| 81.2.158.245 | 1359126261 | 0 |
| 81.2.158.246 | 1359126262 | 0 |
| 81.2.158.247 | 1359126263 | 0 |
| 81.2.158.248 | 1359126264 | 0 |
| 81.2.158.249 | 1359126265 | 0 |
| 81.2.158.250 | 1359126266 | 0 |
| 81.2.158.251 | 1359126267 | 0 |
| 81.2.158.252 | 1359126268 | 0 |
| 81.2.158.253 | 1359126269 | 0 |
| 81.2.158.254 | 1359126270 | 0 |
| 81.2.158.255 | 1359126271 | 0 |