Les adresses IP débutant par 6.254.21 sont fournies par Level 3 Communications, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 8.0.0.0/8, le bloc IP comprant les adresses de 8.0.0.0 à 8.255.255.255). Le numéro de système autonome (ASN) est 3356.
| ASN | 3356 |
| IP commençant par | 8.0.0.0 |
| IP se terminant par | 8.255.255.255 |
| Nom ASN | Level 3 Communications, Inc. |
| CDIR | 8.0.0.0/8 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 22/11/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fort Huachuca | 31,5565 | -110,3506 | 2017-11-22 |
| MaxMind | US | États-Unis | - | Fort Huachuca | 31,5273 | -110,3607 | 2017-11-22 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 6.254.21.0 | 117314816 | 0 |
| 6.254.21.1 | 117314817 | 0 |
| 6.254.21.2 | 117314818 | 0 |
| 6.254.21.3 | 117314819 | 0 |
| 6.254.21.4 | 117314820 | 0 |
| 6.254.21.5 | 117314821 | 0 |
| 6.254.21.6 | 117314822 | 0 |
| 6.254.21.7 | 117314823 | 0 |
| 6.254.21.8 | 117314824 | 0 |
| 6.254.21.9 | 117314825 | 0 |
| 6.254.21.10 | 117314826 | 0 |
| 6.254.21.11 | 117314827 | 0 |
| 6.254.21.12 | 117314828 | 0 |
| 6.254.21.13 | 117314829 | 0 |
| 6.254.21.14 | 117314830 | 0 |
| 6.254.21.15 | 117314831 | 0 |
| 6.254.21.16 | 117314832 | 0 |
| 6.254.21.17 | 117314833 | 0 |
| 6.254.21.18 | 117314834 | 0 |
| 6.254.21.19 | 117314835 | 0 |
| 6.254.21.20 | 117314836 | 0 |
| 6.254.21.21 | 117314837 | 0 |
| 6.254.21.22 | 117314838 | 0 |
| 6.254.21.23 | 117314839 | 0 |
| 6.254.21.24 | 117314840 | 0 |
| 6.254.21.25 | 117314841 | 0 |
| 6.254.21.26 | 117314842 | 0 |
| 6.254.21.27 | 117314843 | 0 |
| 6.254.21.28 | 117314844 | 0 |
| 6.254.21.29 | 117314845 | 0 |
| 6.254.21.30 | 117314846 | 0 |
| 6.254.21.31 | 117314847 | 0 |
| 6.254.21.32 | 117314848 | 0 |
| 6.254.21.33 | 117314849 | 0 |
| 6.254.21.34 | 117314850 | 0 |
| 6.254.21.35 | 117314851 | 0 |
| 6.254.21.36 | 117314852 | 0 |
| 6.254.21.37 | 117314853 | 0 |
| 6.254.21.38 | 117314854 | 0 |
| 6.254.21.39 | 117314855 | 0 |
| 6.254.21.40 | 117314856 | 0 |
| 6.254.21.41 | 117314857 | 0 |
| 6.254.21.42 | 117314858 | 0 |
| 6.254.21.43 | 117314859 | 0 |
| 6.254.21.44 | 117314860 | 0 |
| 6.254.21.45 | 117314861 | 0 |
| 6.254.21.46 | 117314862 | 0 |
| 6.254.21.47 | 117314863 | 0 |
| 6.254.21.48 | 117314864 | 0 |
| 6.254.21.49 | 117314865 | 0 |
| 6.254.21.50 | 117314866 | 0 |
| 6.254.21.51 | 117314867 | 0 |
| 6.254.21.52 | 117314868 | 0 |
| 6.254.21.53 | 117314869 | 0 |
| 6.254.21.54 | 117314870 | 0 |
| 6.254.21.55 | 117314871 | 0 |
| 6.254.21.56 | 117314872 | 0 |
| 6.254.21.57 | 117314873 | 0 |
| 6.254.21.58 | 117314874 | 0 |
| 6.254.21.59 | 117314875 | 0 |
| 6.254.21.60 | 117314876 | 0 |
| 6.254.21.61 | 117314877 | 0 |
| 6.254.21.62 | 117314878 | 0 |
| 6.254.21.63 | 117314879 | 0 |
| 6.254.21.64 | 117314880 | 0 |
| 6.254.21.65 | 117314881 | 0 |
| 6.254.21.66 | 117314882 | 0 |
| 6.254.21.67 | 117314883 | 0 |
| 6.254.21.68 | 117314884 | 0 |
| 6.254.21.69 | 117314885 | 0 |
| 6.254.21.70 | 117314886 | 0 |
| 6.254.21.71 | 117314887 | 0 |
| 6.254.21.72 | 117314888 | 0 |
| 6.254.21.73 | 117314889 | 0 |
| 6.254.21.74 | 117314890 | 0 |
| 6.254.21.75 | 117314891 | 0 |
| 6.254.21.76 | 117314892 | 0 |
| 6.254.21.77 | 117314893 | 0 |
| 6.254.21.78 | 117314894 | 0 |
| 6.254.21.79 | 117314895 | 0 |
| 6.254.21.80 | 117314896 | 0 |
| 6.254.21.81 | 117314897 | 0 |
| 6.254.21.82 | 117314898 | 0 |
| 6.254.21.83 | 117314899 | 0 |
| 6.254.21.84 | 117314900 | 0 |
| 6.254.21.85 | 117314901 | 0 |