Les adresses IP débutant par 3.76.99 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 | arin |
| Dernière mise à jour | 09/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-07-08 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-07-08 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.76.99.0 | 55337728 | 0 |
| 3.76.99.1 | 55337729 | 0 |
| 3.76.99.2 | 55337730 | 0 |
| 3.76.99.3 | 55337731 | 0 |
| 3.76.99.4 | 55337732 | 0 |
| 3.76.99.5 | 55337733 | 0 |
| 3.76.99.6 | 55337734 | 0 |
| 3.76.99.7 | 55337735 | 0 |
| 3.76.99.8 | 55337736 | 0 |
| 3.76.99.9 | 55337737 | 0 |
| 3.76.99.10 | 55337738 | 0 |
| 3.76.99.11 | 55337739 | 0 |
| 3.76.99.12 | 55337740 | 0 |
| 3.76.99.13 | 55337741 | 0 |
| 3.76.99.14 | 55337742 | 0 |
| 3.76.99.15 | 55337743 | 0 |
| 3.76.99.16 | 55337744 | 0 |
| 3.76.99.17 | 55337745 | 0 |
| 3.76.99.18 | 55337746 | 0 |
| 3.76.99.19 | 55337747 | 0 |
| 3.76.99.20 | 55337748 | 0 |
| 3.76.99.21 | 55337749 | 0 |
| 3.76.99.22 | 55337750 | 0 |
| 3.76.99.23 | 55337751 | 0 |
| 3.76.99.24 | 55337752 | 0 |
| 3.76.99.25 | 55337753 | 0 |
| 3.76.99.26 | 55337754 | 0 |
| 3.76.99.27 | 55337755 | 0 |
| 3.76.99.28 | 55337756 | 0 |
| 3.76.99.29 | 55337757 | 0 |
| 3.76.99.30 | 55337758 | 0 |
| 3.76.99.31 | 55337759 | 0 |
| 3.76.99.32 | 55337760 | 0 |
| 3.76.99.33 | 55337761 | 0 |
| 3.76.99.34 | 55337762 | 0 |
| 3.76.99.35 | 55337763 | 0 |
| 3.76.99.36 | 55337764 | 0 |
| 3.76.99.37 | 55337765 | 0 |
| 3.76.99.38 | 55337766 | 0 |
| 3.76.99.39 | 55337767 | 0 |
| 3.76.99.40 | 55337768 | 0 |
| 3.76.99.41 | 55337769 | 0 |
| 3.76.99.42 | 55337770 | 0 |
| 3.76.99.43 | 55337771 | 0 |
| 3.76.99.44 | 55337772 | 0 |
| 3.76.99.45 | 55337773 | 0 |
| 3.76.99.46 | 55337774 | 0 |
| 3.76.99.47 | 55337775 | 0 |
| 3.76.99.48 | 55337776 | 0 |
| 3.76.99.49 | 55337777 | 0 |
| 3.76.99.50 | 55337778 | 0 |
| 3.76.99.51 | 55337779 | 0 |
| 3.76.99.52 | 55337780 | 0 |
| 3.76.99.53 | 55337781 | 0 |
| 3.76.99.54 | 55337782 | 0 |
| 3.76.99.55 | 55337783 | 0 |
| 3.76.99.56 | 55337784 | 0 |
| 3.76.99.57 | 55337785 | 0 |
| 3.76.99.58 | 55337786 | 0 |
| 3.76.99.59 | 55337787 | 0 |
| 3.76.99.60 | 55337788 | 0 |
| 3.76.99.61 | 55337789 | 0 |
| 3.76.99.62 | 55337790 | 0 |
| 3.76.99.63 | 55337791 | 0 |
| 3.76.99.64 | 55337792 | 0 |
| 3.76.99.65 | 55337793 | 0 |
| 3.76.99.66 | 55337794 | 0 |
| 3.76.99.67 | 55337795 | 0 |
| 3.76.99.68 | 55337796 | 0 |
| 3.76.99.69 | 55337797 | 0 |
| 3.76.99.70 | 55337798 | 0 |
| 3.76.99.71 | 55337799 | 0 |
| 3.76.99.72 | 55337800 | 0 |
| 3.76.99.73 | 55337801 | 0 |
| 3.76.99.74 | 55337802 | 0 |
| 3.76.99.75 | 55337803 | 0 |
| 3.76.99.76 | 55337804 | 0 |
| 3.76.99.77 | 55337805 | 0 |
| 3.76.99.78 | 55337806 | 0 |
| 3.76.99.79 | 55337807 | 0 |
| 3.76.99.80 | 55337808 | 0 |
| 3.76.99.81 | 55337809 | 0 |
| 3.76.99.82 | 55337810 | 0 |
| 3.76.99.83 | 55337811 | 0 |
| 3.76.99.84 | 55337812 | 0 |
| 3.76.99.85 | 55337813 | 0 |