Les adresses IP débutant par 3.99.98 sont fournies par Level 3 Communications, Inc., elles appartiennent au CIDR (Classless Inter-Domain Routing) 4.0.0.0/8, le bloc IP comprant les adresses de 4.0.0.0 à 4.255.255.255). Le numéro de système autonome (ASN) est 3356.
| ASN | 3356 |
| IP commençant par | 4.0.0.0 |
| IP se terminant par | 4.255.255.255 |
| Nom ASN | Level 3 Communications, Inc. |
| CDIR | 4.0.0.0/8 |
| IP numérique | |
| Registe | |
| Dernière mise à jour | 01/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-09-01 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-09-01 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.99.98.0 | 56844800 | 0 |
| 3.99.98.1 | 56844801 | 0 |
| 3.99.98.2 | 56844802 | 0 |
| 3.99.98.3 | 56844803 | 0 |
| 3.99.98.4 | 56844804 | 0 |
| 3.99.98.5 | 56844805 | 0 |
| 3.99.98.6 | 56844806 | 0 |
| 3.99.98.7 | 56844807 | 0 |
| 3.99.98.8 | 56844808 | 0 |
| 3.99.98.9 | 56844809 | 0 |
| 3.99.98.10 | 56844810 | 0 |
| 3.99.98.11 | 56844811 | 0 |
| 3.99.98.12 | 56844812 | 0 |
| 3.99.98.13 | 56844813 | 0 |
| 3.99.98.14 | 56844814 | 0 |
| 3.99.98.15 | 56844815 | 0 |
| 3.99.98.16 | 56844816 | 0 |
| 3.99.98.17 | 56844817 | 0 |
| 3.99.98.18 | 56844818 | 0 |
| 3.99.98.19 | 56844819 | 0 |
| 3.99.98.20 | 56844820 | 0 |
| 3.99.98.21 | 56844821 | 0 |
| 3.99.98.22 | 56844822 | 0 |
| 3.99.98.23 | 56844823 | 0 |
| 3.99.98.24 | 56844824 | 0 |
| 3.99.98.25 | 56844825 | 0 |
| 3.99.98.26 | 56844826 | 0 |
| 3.99.98.27 | 56844827 | 0 |
| 3.99.98.28 | 56844828 | 0 |
| 3.99.98.29 | 56844829 | 0 |
| 3.99.98.30 | 56844830 | 0 |
| 3.99.98.31 | 56844831 | 0 |
| 3.99.98.32 | 56844832 | 0 |
| 3.99.98.33 | 56844833 | 0 |
| 3.99.98.34 | 56844834 | 0 |
| 3.99.98.35 | 56844835 | 0 |
| 3.99.98.36 | 56844836 | 0 |
| 3.99.98.37 | 56844837 | 0 |
| 3.99.98.38 | 56844838 | 0 |
| 3.99.98.39 | 56844839 | 0 |
| 3.99.98.40 | 56844840 | 0 |
| 3.99.98.41 | 56844841 | 0 |
| 3.99.98.42 | 56844842 | 0 |
| 3.99.98.43 | 56844843 | 0 |
| 3.99.98.44 | 56844844 | 0 |
| 3.99.98.45 | 56844845 | 0 |
| 3.99.98.46 | 56844846 | 0 |
| 3.99.98.47 | 56844847 | 0 |
| 3.99.98.48 | 56844848 | 0 |
| 3.99.98.49 | 56844849 | 0 |
| 3.99.98.50 | 56844850 | 0 |
| 3.99.98.51 | 56844851 | 0 |
| 3.99.98.52 | 56844852 | 0 |
| 3.99.98.53 | 56844853 | 0 |
| 3.99.98.54 | 56844854 | 0 |
| 3.99.98.55 | 56844855 | 0 |
| 3.99.98.56 | 56844856 | 0 |
| 3.99.98.57 | 56844857 | 0 |
| 3.99.98.58 | 56844858 | 0 |
| 3.99.98.59 | 56844859 | 0 |
| 3.99.98.60 | 56844860 | 0 |
| 3.99.98.61 | 56844861 | 0 |
| 3.99.98.62 | 56844862 | 0 |
| 3.99.98.63 | 56844863 | 0 |
| 3.99.98.64 | 56844864 | 0 |
| 3.99.98.65 | 56844865 | 0 |
| 3.99.98.66 | 56844866 | 0 |
| 3.99.98.67 | 56844867 | 0 |
| 3.99.98.68 | 56844868 | 0 |
| 3.99.98.69 | 56844869 | 0 |
| 3.99.98.70 | 56844870 | 0 |
| 3.99.98.71 | 56844871 | 0 |
| 3.99.98.72 | 56844872 | 0 |
| 3.99.98.73 | 56844873 | 0 |
| 3.99.98.74 | 56844874 | 0 |
| 3.99.98.75 | 56844875 | 0 |
| 3.99.98.76 | 56844876 | 0 |
| 3.99.98.77 | 56844877 | 0 |
| 3.99.98.78 | 56844878 | 0 |
| 3.99.98.79 | 56844879 | 0 |
| 3.99.98.80 | 56844880 | 0 |
| 3.99.98.81 | 56844881 | 0 |
| 3.99.98.82 | 56844882 | 0 |
| 3.99.98.83 | 56844883 | 0 |
| 3.99.98.84 | 56844884 | 0 |
| 3.99.98.85 | 56844885 | 0 |