Les adresses IP débutant par 38.91.86 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 | 30/04/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Washington | 38,9016 | -77,0508 | 2018-04-30 |
| MaxMind | US | États-Unis | - | Fredericktown | 37,5364 | -90,3197 | 2018-04-30 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 38.91.86.0 | 643520000 | 0 |
| 38.91.86.1 | 643520001 | 0 |
| 38.91.86.2 | 643520002 | 0 |
| 38.91.86.3 | 643520003 | 0 |
| 38.91.86.4 | 643520004 | 0 |
| 38.91.86.5 | 643520005 | 0 |
| 38.91.86.6 | 643520006 | 0 |
| 38.91.86.7 | 643520007 | 0 |
| 38.91.86.8 | 643520008 | 0 |
| 38.91.86.9 | 643520009 | 0 |
| 38.91.86.10 | 643520010 | 0 |
| 38.91.86.11 | 643520011 | 0 |
| 38.91.86.12 | 643520012 | 0 |
| 38.91.86.13 | 643520013 | 0 |
| 38.91.86.14 | 643520014 | 0 |
| 38.91.86.15 | 643520015 | 0 |
| 38.91.86.16 | 643520016 | 0 |
| 38.91.86.17 | 643520017 | 0 |
| 38.91.86.18 | 643520018 | 0 |
| 38.91.86.19 | 643520019 | 0 |
| 38.91.86.20 | 643520020 | 0 |
| 38.91.86.21 | 643520021 | 0 |
| 38.91.86.22 | 643520022 | 0 |
| 38.91.86.23 | 643520023 | 0 |
| 38.91.86.24 | 643520024 | 0 |
| 38.91.86.25 | 643520025 | 0 |
| 38.91.86.26 | 643520026 | 0 |
| 38.91.86.27 | 643520027 | 0 |
| 38.91.86.28 | 643520028 | 0 |
| 38.91.86.29 | 643520029 | 0 |
| 38.91.86.30 | 643520030 | 0 |
| 38.91.86.31 | 643520031 | 0 |
| 38.91.86.32 | 643520032 | 0 |
| 38.91.86.33 | 643520033 | 0 |
| 38.91.86.34 | 643520034 | 0 |
| 38.91.86.35 | 643520035 | 0 |
| 38.91.86.36 | 643520036 | 0 |
| 38.91.86.37 | 643520037 | 0 |
| 38.91.86.38 | 643520038 | 0 |
| 38.91.86.39 | 643520039 | 0 |
| 38.91.86.40 | 643520040 | 0 |
| 38.91.86.41 | 643520041 | 0 |
| 38.91.86.42 | 643520042 | 0 |
| 38.91.86.43 | 643520043 | 0 |
| 38.91.86.44 | 643520044 | 0 |
| 38.91.86.45 | 643520045 | 0 |
| 38.91.86.46 | 643520046 | 0 |
| 38.91.86.47 | 643520047 | 0 |
| 38.91.86.48 | 643520048 | 0 |
| 38.91.86.49 | 643520049 | 0 |
| 38.91.86.50 | 643520050 | 0 |
| 38.91.86.51 | 643520051 | 0 |
| 38.91.86.52 | 643520052 | 0 |
| 38.91.86.53 | 643520053 | 0 |
| 38.91.86.54 | 643520054 | 0 |
| 38.91.86.55 | 643520055 | 0 |
| 38.91.86.56 | 643520056 | 0 |
| 38.91.86.57 | 643520057 | 0 |
| 38.91.86.58 | 643520058 | 0 |
| 38.91.86.59 | 643520059 | 0 |
| 38.91.86.60 | 643520060 | 0 |
| 38.91.86.61 | 643520061 | 0 |
| 38.91.86.62 | 643520062 | 0 |
| 38.91.86.63 | 643520063 | 0 |
| 38.91.86.64 | 643520064 | 0 |
| 38.91.86.65 | 643520065 | 0 |
| 38.91.86.66 | 643520066 | 0 |
| 38.91.86.67 | 643520067 | 0 |
| 38.91.86.68 | 643520068 | 0 |
| 38.91.86.69 | 643520069 | 0 |
| 38.91.86.70 | 643520070 | 0 |
| 38.91.86.71 | 643520071 | 0 |
| 38.91.86.72 | 643520072 | 0 |
| 38.91.86.73 | 643520073 | 0 |
| 38.91.86.74 | 643520074 | 0 |
| 38.91.86.75 | 643520075 | 0 |
| 38.91.86.76 | 643520076 | 0 |
| 38.91.86.77 | 643520077 | 0 |
| 38.91.86.78 | 643520078 | 0 |
| 38.91.86.79 | 643520079 | 0 |
| 38.91.86.80 | 643520080 | 0 |
| 38.91.86.81 | 643520081 | 0 |
| 38.91.86.82 | 643520082 | 0 |
| 38.91.86.83 | 643520083 | 0 |
| 38.91.86.84 | 643520084 | 0 |
| 38.91.86.85 | 643520085 | 0 |