Les adresses IP débutant par 3.99.86 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 | 16/09/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-09-16 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-09-16 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.99.86.0 | 56841728 | 0 |
| 3.99.86.1 | 56841729 | 0 |
| 3.99.86.2 | 56841730 | 0 |
| 3.99.86.3 | 56841731 | 0 |
| 3.99.86.4 | 56841732 | 0 |
| 3.99.86.5 | 56841733 | 0 |
| 3.99.86.6 | 56841734 | 0 |
| 3.99.86.7 | 56841735 | 0 |
| 3.99.86.8 | 56841736 | 0 |
| 3.99.86.9 | 56841737 | 0 |
| 3.99.86.10 | 56841738 | 0 |
| 3.99.86.11 | 56841739 | 0 |
| 3.99.86.12 | 56841740 | 0 |
| 3.99.86.13 | 56841741 | 0 |
| 3.99.86.14 | 56841742 | 0 |
| 3.99.86.15 | 56841743 | 0 |
| 3.99.86.16 | 56841744 | 0 |
| 3.99.86.17 | 56841745 | 0 |
| 3.99.86.18 | 56841746 | 0 |
| 3.99.86.19 | 56841747 | 0 |
| 3.99.86.20 | 56841748 | 0 |
| 3.99.86.21 | 56841749 | 0 |
| 3.99.86.22 | 56841750 | 0 |
| 3.99.86.23 | 56841751 | 0 |
| 3.99.86.24 | 56841752 | 0 |
| 3.99.86.25 | 56841753 | 0 |
| 3.99.86.26 | 56841754 | 0 |
| 3.99.86.27 | 56841755 | 0 |
| 3.99.86.28 | 56841756 | 0 |
| 3.99.86.29 | 56841757 | 0 |
| 3.99.86.30 | 56841758 | 0 |
| 3.99.86.31 | 56841759 | 0 |
| 3.99.86.32 | 56841760 | 0 |
| 3.99.86.33 | 56841761 | 0 |
| 3.99.86.34 | 56841762 | 0 |
| 3.99.86.35 | 56841763 | 0 |
| 3.99.86.36 | 56841764 | 0 |
| 3.99.86.37 | 56841765 | 0 |
| 3.99.86.38 | 56841766 | 0 |
| 3.99.86.39 | 56841767 | 0 |
| 3.99.86.40 | 56841768 | 0 |
| 3.99.86.41 | 56841769 | 0 |
| 3.99.86.42 | 56841770 | 0 |
| 3.99.86.43 | 56841771 | 0 |
| 3.99.86.44 | 56841772 | 0 |
| 3.99.86.45 | 56841773 | 0 |
| 3.99.86.46 | 56841774 | 0 |
| 3.99.86.47 | 56841775 | 0 |
| 3.99.86.48 | 56841776 | 0 |
| 3.99.86.49 | 56841777 | 0 |
| 3.99.86.50 | 56841778 | 0 |
| 3.99.86.51 | 56841779 | 0 |
| 3.99.86.52 | 56841780 | 0 |
| 3.99.86.53 | 56841781 | 0 |
| 3.99.86.54 | 56841782 | 0 |
| 3.99.86.55 | 56841783 | 0 |
| 3.99.86.56 | 56841784 | 0 |
| 3.99.86.57 | 56841785 | 0 |
| 3.99.86.58 | 56841786 | 0 |
| 3.99.86.59 | 56841787 | 0 |
| 3.99.86.60 | 56841788 | 0 |
| 3.99.86.61 | 56841789 | 0 |
| 3.99.86.62 | 56841790 | 0 |
| 3.99.86.63 | 56841791 | 0 |
| 3.99.86.64 | 56841792 | 0 |
| 3.99.86.65 | 56841793 | 0 |
| 3.99.86.66 | 56841794 | 0 |
| 3.99.86.67 | 56841795 | 0 |
| 3.99.86.68 | 56841796 | 0 |
| 3.99.86.69 | 56841797 | 0 |
| 3.99.86.70 | 56841798 | 0 |
| 3.99.86.71 | 56841799 | 0 |
| 3.99.86.72 | 56841800 | 0 |
| 3.99.86.73 | 56841801 | 0 |
| 3.99.86.74 | 56841802 | 0 |
| 3.99.86.75 | 56841803 | 0 |
| 3.99.86.76 | 56841804 | 0 |
| 3.99.86.77 | 56841805 | 0 |
| 3.99.86.78 | 56841806 | 0 |
| 3.99.86.79 | 56841807 | 0 |
| 3.99.86.80 | 56841808 | 0 |
| 3.99.86.81 | 56841809 | 0 |
| 3.99.86.82 | 56841810 | 0 |
| 3.99.86.83 | 56841811 | 0 |
| 3.99.86.84 | 56841812 | 0 |
| 3.99.86.85 | 56841813 | 0 |