Les adresses IP débutant par 6.131.99 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 | arin |
| Dernière mise à jour | 01/04/2019 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Columbus | 39,9664 | -83,0128 | 2019-04-01 |
| MaxMind | US | États-Unis | - | - | 37,751 | -97,822 | 2019-04-01 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 6.131.99.0 | 109273856 | 0 |
| 6.131.99.1 | 109273857 | 0 |
| 6.131.99.2 | 109273858 | 0 |
| 6.131.99.3 | 109273859 | 0 |
| 6.131.99.4 | 109273860 | 0 |
| 6.131.99.5 | 109273861 | 0 |
| 6.131.99.6 | 109273862 | 0 |
| 6.131.99.7 | 109273863 | 0 |
| 6.131.99.8 | 109273864 | 0 |
| 6.131.99.9 | 109273865 | 0 |
| 6.131.99.10 | 109273866 | 0 |
| 6.131.99.11 | 109273867 | 0 |
| 6.131.99.12 | 109273868 | 0 |
| 6.131.99.13 | 109273869 | 0 |
| 6.131.99.14 | 109273870 | 0 |
| 6.131.99.15 | 109273871 | 0 |
| 6.131.99.16 | 109273872 | 0 |
| 6.131.99.17 | 109273873 | 0 |
| 6.131.99.18 | 109273874 | 0 |
| 6.131.99.19 | 109273875 | 0 |
| 6.131.99.20 | 109273876 | 0 |
| 6.131.99.21 | 109273877 | 0 |
| 6.131.99.22 | 109273878 | 0 |
| 6.131.99.23 | 109273879 | 0 |
| 6.131.99.24 | 109273880 | 0 |
| 6.131.99.25 | 109273881 | 0 |
| 6.131.99.26 | 109273882 | 0 |
| 6.131.99.27 | 109273883 | 0 |
| 6.131.99.28 | 109273884 | 0 |
| 6.131.99.29 | 109273885 | 0 |
| 6.131.99.30 | 109273886 | 0 |
| 6.131.99.31 | 109273887 | 0 |
| 6.131.99.32 | 109273888 | 0 |
| 6.131.99.33 | 109273889 | 0 |
| 6.131.99.34 | 109273890 | 0 |
| 6.131.99.35 | 109273891 | 0 |
| 6.131.99.36 | 109273892 | 0 |
| 6.131.99.37 | 109273893 | 0 |
| 6.131.99.38 | 109273894 | 0 |
| 6.131.99.39 | 109273895 | 0 |
| 6.131.99.40 | 109273896 | 0 |
| 6.131.99.41 | 109273897 | 0 |
| 6.131.99.42 | 109273898 | 0 |
| 6.131.99.43 | 109273899 | 0 |
| 6.131.99.44 | 109273900 | 0 |
| 6.131.99.45 | 109273901 | 0 |
| 6.131.99.46 | 109273902 | 0 |
| 6.131.99.47 | 109273903 | 0 |
| 6.131.99.48 | 109273904 | 0 |
| 6.131.99.49 | 109273905 | 0 |
| 6.131.99.50 | 109273906 | 0 |
| 6.131.99.51 | 109273907 | 0 |
| 6.131.99.52 | 109273908 | 0 |
| 6.131.99.53 | 109273909 | 0 |
| 6.131.99.54 | 109273910 | 0 |
| 6.131.99.55 | 109273911 | 0 |
| 6.131.99.56 | 109273912 | 0 |
| 6.131.99.57 | 109273913 | 0 |
| 6.131.99.58 | 109273914 | 0 |
| 6.131.99.59 | 109273915 | 0 |
| 6.131.99.60 | 109273916 | 0 |
| 6.131.99.61 | 109273917 | 0 |
| 6.131.99.62 | 109273918 | 0 |
| 6.131.99.63 | 109273919 | 0 |
| 6.131.99.64 | 109273920 | 0 |
| 6.131.99.65 | 109273921 | 0 |
| 6.131.99.66 | 109273922 | 0 |
| 6.131.99.67 | 109273923 | 0 |
| 6.131.99.68 | 109273924 | 0 |
| 6.131.99.69 | 109273925 | 0 |
| 6.131.99.70 | 109273926 | 0 |
| 6.131.99.71 | 109273927 | 0 |
| 6.131.99.72 | 109273928 | 0 |
| 6.131.99.73 | 109273929 | 0 |
| 6.131.99.74 | 109273930 | 0 |
| 6.131.99.75 | 109273931 | 0 |
| 6.131.99.76 | 109273932 | 0 |
| 6.131.99.77 | 109273933 | 0 |
| 6.131.99.78 | 109273934 | 0 |
| 6.131.99.79 | 109273935 | 0 |
| 6.131.99.80 | 109273936 | 0 |
| 6.131.99.81 | 109273937 | 0 |
| 6.131.99.82 | 109273938 | 0 |
| 6.131.99.83 | 109273939 | 0 |
| 6.131.99.84 | 109273940 | 0 |
| 6.131.99.85 | 109273941 | 0 |