Les adresses IP débutant par 38.1.228 sont fournies par Cogent Communications, elles appartiennent au CIDR (Classless Inter-Domain Routing) 38.0.0.0/8, le bloc IP comprant les adresses de 38.0.0.0 à 38.255.255.255). Le numéro de système autonome (ASN) est 174.
| ASN | 174 |
| IP commençant par | 38.0.0.0 |
| IP se terminant par | 38.255.255.255 |
| Nom ASN | Cogent Communications |
| CDIR | 38.0.0.0/8 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 06/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Washington | 38,9016 | -77,0508 | 2017-07-06 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2017-07-06 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 38.1.228.0 | 637658112 | 0 |
| 38.1.228.1 | 637658113 | 0 |
| 38.1.228.2 | 637658114 | 0 |
| 38.1.228.3 | 637658115 | 0 |
| 38.1.228.4 | 637658116 | 0 |
| 38.1.228.5 | 637658117 | 0 |
| 38.1.228.6 | 637658118 | 0 |
| 38.1.228.7 | 637658119 | 0 |
| 38.1.228.8 | 637658120 | 0 |
| 38.1.228.9 | 637658121 | 0 |
| 38.1.228.10 | 637658122 | 0 |
| 38.1.228.11 | 637658123 | 0 |
| 38.1.228.12 | 637658124 | 0 |
| 38.1.228.13 | 637658125 | 0 |
| 38.1.228.14 | 637658126 | 0 |
| 38.1.228.15 | 637658127 | 0 |
| 38.1.228.16 | 637658128 | 0 |
| 38.1.228.17 | 637658129 | 0 |
| 38.1.228.18 | 637658130 | 0 |
| 38.1.228.19 | 637658131 | 0 |
| 38.1.228.20 | 637658132 | 0 |
| 38.1.228.21 | 637658133 | 0 |
| 38.1.228.22 | 637658134 | 0 |
| 38.1.228.23 | 637658135 | 0 |
| 38.1.228.24 | 637658136 | 0 |
| 38.1.228.25 | 637658137 | 0 |
| 38.1.228.26 | 637658138 | 0 |
| 38.1.228.27 | 637658139 | 0 |
| 38.1.228.28 | 637658140 | 0 |
| 38.1.228.29 | 637658141 | 0 |
| 38.1.228.30 | 637658142 | 0 |
| 38.1.228.31 | 637658143 | 0 |
| 38.1.228.32 | 637658144 | 0 |
| 38.1.228.33 | 637658145 | 0 |
| 38.1.228.34 | 637658146 | 0 |
| 38.1.228.35 | 637658147 | 0 |
| 38.1.228.36 | 637658148 | 0 |
| 38.1.228.37 | 637658149 | 0 |
| 38.1.228.38 | 637658150 | 0 |
| 38.1.228.39 | 637658151 | 0 |
| 38.1.228.40 | 637658152 | 0 |
| 38.1.228.41 | 637658153 | 0 |
| 38.1.228.42 | 637658154 | 0 |
| 38.1.228.43 | 637658155 | 0 |
| 38.1.228.44 | 637658156 | 0 |
| 38.1.228.45 | 637658157 | 0 |
| 38.1.228.46 | 637658158 | 0 |
| 38.1.228.47 | 637658159 | 0 |
| 38.1.228.48 | 637658160 | 0 |
| 38.1.228.49 | 637658161 | 0 |
| 38.1.228.50 | 637658162 | 0 |
| 38.1.228.51 | 637658163 | 0 |
| 38.1.228.52 | 637658164 | 0 |
| 38.1.228.53 | 637658165 | 0 |
| 38.1.228.54 | 637658166 | 0 |
| 38.1.228.55 | 637658167 | 0 |
| 38.1.228.56 | 637658168 | 0 |
| 38.1.228.57 | 637658169 | 0 |
| 38.1.228.58 | 637658170 | 0 |
| 38.1.228.59 | 637658171 | 0 |
| 38.1.228.60 | 637658172 | 0 |
| 38.1.228.61 | 637658173 | 0 |
| 38.1.228.62 | 637658174 | 0 |
| 38.1.228.63 | 637658175 | 0 |
| 38.1.228.64 | 637658176 | 0 |
| 38.1.228.65 | 637658177 | 0 |
| 38.1.228.66 | 637658178 | 0 |
| 38.1.228.67 | 637658179 | 0 |
| 38.1.228.68 | 637658180 | 0 |
| 38.1.228.69 | 637658181 | 0 |
| 38.1.228.70 | 637658182 | 0 |
| 38.1.228.71 | 637658183 | 0 |
| 38.1.228.72 | 637658184 | 0 |
| 38.1.228.73 | 637658185 | 0 |
| 38.1.228.74 | 637658186 | 0 |
| 38.1.228.75 | 637658187 | 0 |
| 38.1.228.76 | 637658188 | 0 |
| 38.1.228.77 | 637658189 | 0 |
| 38.1.228.78 | 637658190 | 0 |
| 38.1.228.79 | 637658191 | 0 |
| 38.1.228.80 | 637658192 | 0 |
| 38.1.228.81 | 637658193 | 0 |
| 38.1.228.82 | 637658194 | 0 |
| 38.1.228.83 | 637658195 | 0 |
| 38.1.228.84 | 637658196 | 0 |
| 38.1.228.85 | 637658197 | 0 |