Les adresses IP débutant par 204.5.203 sont fournies par Cogent Communications, elles appartiennent au CIDR (Classless Inter-Domain Routing) 204.4.0.0/14, le bloc IP comprant les adresses de 204.4.0.0 à 204.7.255.255). Le numéro de système autonome (ASN) est 174.
| ASN | 174 |
| IP commençant par | 204.4.0.0 |
| IP se terminant par | 204.7.255.255 |
| Nom ASN | Cogent Communications |
| CDIR | 204.4.0.0/14 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 31/10/2018 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Euclid | 41,5931 | -81,5269 | 2019-07-17 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2019-07-17 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 204.5.203.0 | 3422931712 | 0 |
| 204.5.203.1 | 3422931713 | 0 |
| 204.5.203.2 | 3422931714 | 0 |
| 204.5.203.3 | 3422931715 | 0 |
| 204.5.203.4 | 3422931716 | 0 |
| 204.5.203.5 | 3422931717 | 0 |
| 204.5.203.6 | 3422931718 | 0 |
| 204.5.203.7 | 3422931719 | 0 |
| 204.5.203.8 | 3422931720 | 0 |
| 204.5.203.9 | 3422931721 | 0 |
| 204.5.203.10 | 3422931722 | 0 |
| 204.5.203.11 | 3422931723 | 0 |
| 204.5.203.12 | 3422931724 | 0 |
| 204.5.203.13 | 3422931725 | 0 |
| 204.5.203.14 | 3422931726 | 0 |
| 204.5.203.15 | 3422931727 | 0 |
| 204.5.203.16 | 3422931728 | 0 |
| 204.5.203.17 | 3422931729 | 0 |
| 204.5.203.18 | 3422931730 | 0 |
| 204.5.203.19 | 3422931731 | 0 |
| 204.5.203.20 | 3422931732 | 0 |
| 204.5.203.21 | 3422931733 | 0 |
| 204.5.203.22 | 3422931734 | 0 |
| 204.5.203.23 | 3422931735 | 0 |
| 204.5.203.24 | 3422931736 | 0 |
| 204.5.203.25 | 3422931737 | 0 |
| 204.5.203.26 | 3422931738 | 0 |
| 204.5.203.27 | 3422931739 | 0 |
| 204.5.203.28 | 3422931740 | 0 |
| 204.5.203.29 | 3422931741 | 0 |
| 204.5.203.30 | 3422931742 | 0 |
| 204.5.203.31 | 3422931743 | 0 |
| 204.5.203.32 | 3422931744 | 0 |
| 204.5.203.33 | 3422931745 | 0 |
| 204.5.203.34 | 3422931746 | 0 |
| 204.5.203.35 | 3422931747 | 0 |
| 204.5.203.36 | 3422931748 | 0 |
| 204.5.203.37 | 3422931749 | 0 |
| 204.5.203.38 | 3422931750 | 0 |
| 204.5.203.39 | 3422931751 | 0 |
| 204.5.203.40 | 3422931752 | 0 |
| 204.5.203.41 | 3422931753 | 0 |
| 204.5.203.42 | 3422931754 | 0 |
| 204.5.203.43 | 3422931755 | 0 |
| 204.5.203.44 | 3422931756 | 0 |
| 204.5.203.45 | 3422931757 | 0 |
| 204.5.203.46 | 3422931758 | 0 |
| 204.5.203.47 | 3422931759 | 0 |
| 204.5.203.48 | 3422931760 | 0 |
| 204.5.203.49 | 3422931761 | 0 |
| 204.5.203.50 | 3422931762 | 0 |
| 204.5.203.51 | 3422931763 | 0 |
| 204.5.203.52 | 3422931764 | 0 |
| 204.5.203.53 | 3422931765 | 0 |
| 204.5.203.54 | 3422931766 | 0 |
| 204.5.203.55 | 3422931767 | 0 |
| 204.5.203.56 | 3422931768 | 0 |
| 204.5.203.57 | 3422931769 | 0 |
| 204.5.203.58 | 3422931770 | 0 |
| 204.5.203.59 | 3422931771 | 0 |
| 204.5.203.60 | 3422931772 | 0 |
| 204.5.203.61 | 3422931773 | 0 |
| 204.5.203.62 | 3422931774 | 0 |
| 204.5.203.63 | 3422931775 | 0 |
| 204.5.203.64 | 3422931776 | 0 |
| 204.5.203.65 | 3422931777 | 0 |
| 204.5.203.66 | 3422931778 | 0 |
| 204.5.203.67 | 3422931779 | 0 |
| 204.5.203.68 | 3422931780 | 0 |
| 204.5.203.69 | 3422931781 | 0 |
| 204.5.203.70 | 3422931782 | 0 |
| 204.5.203.71 | 3422931783 | 0 |
| 204.5.203.72 | 3422931784 | 0 |
| 204.5.203.73 | 3422931785 | 0 |
| 204.5.203.74 | 3422931786 | 0 |
| 204.5.203.75 | 3422931787 | 0 |
| 204.5.203.76 | 3422931788 | 0 |
| 204.5.203.77 | 3422931789 | 0 |
| 204.5.203.78 | 3422931790 | 0 |
| 204.5.203.79 | 3422931791 | 0 |
| 204.5.203.80 | 3422931792 | 0 |
| 204.5.203.81 | 3422931793 | 0 |
| 204.5.203.82 | 3422931794 | 0 |
| 204.5.203.83 | 3422931795 | 0 |
| 204.5.203.84 | 3422931796 | 0 |
| 204.5.203.85 | 3422931797 | 0 |