Les adresses IP débutant par 66.90.100 sont fournies par Cogent Communications, elles appartiennent au CIDR (Classless Inter-Domain Routing) 66.90.64.0/18, le bloc IP comprant les adresses de 66.90.64.0 à 66.90.127.255). Le numéro de système autonome (ASN) est 174.
| ASN | 174 |
| IP commençant par | 66.90.64.0 |
| IP se terminant par | 66.90.127.255 |
| Nom ASN | Cogent Communications |
| CDIR | 66.90.64.0/18 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 14/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Chicago | 41,8782 | -87,6254 | 2017-07-03 |
| MaxMind | US | États-Unis | - | Chicago | 41,8776 | -87,6272 | 2017-07-03 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 66.90.100.0 | 1113220096 | 0 |
| 66.90.100.1 | 1113220097 | 0 |
| 66.90.100.2 | 1113220098 | 0 |
| 66.90.100.3 | 1113220099 | 0 |
| 66.90.100.4 | 1113220100 | 0 |
| 66.90.100.5 | 1113220101 | 0 |
| 66.90.100.6 | 1113220102 | 0 |
| 66.90.100.7 | 1113220103 | 0 |
| 66.90.100.8 | 1113220104 | 0 |
| 66.90.100.9 | 1113220105 | 0 |
| 66.90.100.10 | 1113220106 | 0 |
| 66.90.100.11 | 1113220107 | 0 |
| 66.90.100.12 | 1113220108 | 0 |
| 66.90.100.13 | 1113220109 | 0 |
| 66.90.100.14 | 1113220110 | 0 |
| 66.90.100.15 | 1113220111 | 0 |
| 66.90.100.16 | 1113220112 | 0 |
| 66.90.100.17 | 1113220113 | 0 |
| 66.90.100.18 | 1113220114 | 0 |
| 66.90.100.19 | 1113220115 | 0 |
| 66.90.100.20 | 1113220116 | 0 |
| 66.90.100.21 | 1113220117 | 0 |
| 66.90.100.22 | 1113220118 | 0 |
| 66.90.100.23 | 1113220119 | 0 |
| 66.90.100.24 | 1113220120 | 0 |
| 66.90.100.25 | 1113220121 | 0 |
| 66.90.100.26 | 1113220122 | 0 |
| 66.90.100.27 | 1113220123 | 0 |
| 66.90.100.28 | 1113220124 | 0 |
| 66.90.100.29 | 1113220125 | 0 |
| 66.90.100.30 | 1113220126 | 0 |
| 66.90.100.31 | 1113220127 | 0 |
| 66.90.100.32 | 1113220128 | 0 |
| 66.90.100.33 | 1113220129 | 0 |
| 66.90.100.34 | 1113220130 | 0 |
| 66.90.100.35 | 1113220131 | 0 |
| 66.90.100.36 | 1113220132 | 0 |
| 66.90.100.37 | 1113220133 | 0 |
| 66.90.100.38 | 1113220134 | 0 |
| 66.90.100.39 | 1113220135 | 0 |
| 66.90.100.40 | 1113220136 | 0 |
| 66.90.100.41 | 1113220137 | 0 |
| 66.90.100.42 | 1113220138 | 0 |
| 66.90.100.43 | 1113220139 | 0 |
| 66.90.100.44 | 1113220140 | 0 |
| 66.90.100.45 | 1113220141 | 0 |
| 66.90.100.46 | 1113220142 | 0 |
| 66.90.100.47 | 1113220143 | 0 |
| 66.90.100.48 | 1113220144 | 0 |
| 66.90.100.49 | 1113220145 | 0 |
| 66.90.100.50 | 1113220146 | 0 |
| 66.90.100.51 | 1113220147 | 0 |
| 66.90.100.52 | 1113220148 | 0 |
| 66.90.100.53 | 1113220149 | 0 |
| 66.90.100.54 | 1113220150 | 0 |
| 66.90.100.55 | 1113220151 | 0 |
| 66.90.100.56 | 1113220152 | 0 |
| 66.90.100.57 | 1113220153 | 0 |
| 66.90.100.58 | 1113220154 | 0 |
| 66.90.100.59 | 1113220155 | 0 |
| 66.90.100.60 | 1113220156 | 0 |
| 66.90.100.61 | 1113220157 | 0 |
| 66.90.100.62 | 1113220158 | 0 |
| 66.90.100.63 | 1113220159 | 0 |
| 66.90.100.64 | 1113220160 | 0 |
| 66.90.100.65 | 1113220161 | 0 |
| 66.90.100.66 | 1113220162 | 0 |
| 66.90.100.67 | 1113220163 | 0 |
| 66.90.100.68 | 1113220164 | 0 |
| 66.90.100.69 | 1113220165 | 0 |
| 66.90.100.70 | 1113220166 | 0 |
| 66.90.100.71 | 1113220167 | 0 |
| 66.90.100.72 | 1113220168 | 0 |
| 66.90.100.73 | 1113220169 | 0 |
| 66.90.100.74 | 1113220170 | 0 |
| 66.90.100.75 | 1113220171 | 0 |
| 66.90.100.76 | 1113220172 | 0 |
| 66.90.100.77 | 1113220173 | 0 |
| 66.90.100.78 | 1113220174 | 0 |
| 66.90.100.79 | 1113220175 | 0 |
| 66.90.100.80 | 1113220176 | 0 |
| 66.90.100.81 | 1113220177 | 0 |
| 66.90.100.82 | 1113220178 | 0 |
| 66.90.100.83 | 1113220179 | 0 |
| 66.90.100.84 | 1113220180 | 0 |
| 66.90.100.85 | 1113220181 | 0 |