Les adresses IP débutant par 129.4.155 sont fournies par Northrop Grumman, elles appartiennent au CIDR (Classless Inter-Domain Routing) 129.4.0.0/16, le bloc IP comprant les adresses de 129.4.0.0 à 129.4.255.255). Le numéro de système autonome (ASN) est 1906.
| ASN | 1906 |
| IP commençant par | 129.4.0.0 |
| IP se terminant par | 129.4.255.255 |
| Nom ASN | Northrop Grumman |
| CDIR | 129.4.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 21/01/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Troy | 42,7284 | -73,6918 | 2020-01-20 |
| MaxMind | US | États-Unis | - | Hartford | 41,788 | -72,6673 | 2020-01-20 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 129.4.155.0 | 2164562688 | 0 |
| 129.4.155.1 | 2164562689 | 0 |
| 129.4.155.2 | 2164562690 | 0 |
| 129.4.155.3 | 2164562691 | 0 |
| 129.4.155.4 | 2164562692 | 0 |
| 129.4.155.5 | 2164562693 | 0 |
| 129.4.155.6 | 2164562694 | 0 |
| 129.4.155.7 | 2164562695 | 0 |
| 129.4.155.8 | 2164562696 | 0 |
| 129.4.155.9 | 2164562697 | 0 |
| 129.4.155.10 | 2164562698 | 0 |
| 129.4.155.11 | 2164562699 | 0 |
| 129.4.155.12 | 2164562700 | 0 |
| 129.4.155.13 | 2164562701 | 0 |
| 129.4.155.14 | 2164562702 | 0 |
| 129.4.155.15 | 2164562703 | 0 |
| 129.4.155.16 | 2164562704 | 0 |
| 129.4.155.17 | 2164562705 | 0 |
| 129.4.155.18 | 2164562706 | 0 |
| 129.4.155.19 | 2164562707 | 0 |
| 129.4.155.20 | 2164562708 | 0 |
| 129.4.155.21 | 2164562709 | 0 |
| 129.4.155.22 | 2164562710 | 0 |
| 129.4.155.23 | 2164562711 | 0 |
| 129.4.155.24 | 2164562712 | 0 |
| 129.4.155.25 | 2164562713 | 0 |
| 129.4.155.26 | 2164562714 | 0 |
| 129.4.155.27 | 2164562715 | 0 |
| 129.4.155.28 | 2164562716 | 0 |
| 129.4.155.29 | 2164562717 | 0 |
| 129.4.155.30 | 2164562718 | 0 |
| 129.4.155.31 | 2164562719 | 0 |
| 129.4.155.32 | 2164562720 | 0 |
| 129.4.155.33 | 2164562721 | 0 |
| 129.4.155.34 | 2164562722 | 0 |
| 129.4.155.35 | 2164562723 | 0 |
| 129.4.155.36 | 2164562724 | 0 |
| 129.4.155.37 | 2164562725 | 0 |
| 129.4.155.38 | 2164562726 | 0 |
| 129.4.155.39 | 2164562727 | 0 |
| 129.4.155.40 | 2164562728 | 0 |
| 129.4.155.41 | 2164562729 | 0 |
| 129.4.155.42 | 2164562730 | 0 |
| 129.4.155.43 | 2164562731 | 0 |
| 129.4.155.44 | 2164562732 | 0 |
| 129.4.155.45 | 2164562733 | 0 |
| 129.4.155.46 | 2164562734 | 0 |
| 129.4.155.47 | 2164562735 | 0 |
| 129.4.155.48 | 2164562736 | 0 |
| 129.4.155.49 | 2164562737 | 0 |
| 129.4.155.50 | 2164562738 | 0 |
| 129.4.155.51 | 2164562739 | 0 |
| 129.4.155.52 | 2164562740 | 0 |
| 129.4.155.53 | 2164562741 | 0 |
| 129.4.155.54 | 2164562742 | 0 |
| 129.4.155.55 | 2164562743 | 0 |
| 129.4.155.56 | 2164562744 | 0 |
| 129.4.155.57 | 2164562745 | 0 |
| 129.4.155.58 | 2164562746 | 0 |
| 129.4.155.59 | 2164562747 | 0 |
| 129.4.155.60 | 2164562748 | 0 |
| 129.4.155.61 | 2164562749 | 0 |
| 129.4.155.62 | 2164562750 | 0 |
| 129.4.155.63 | 2164562751 | 0 |
| 129.4.155.64 | 2164562752 | 0 |
| 129.4.155.65 | 2164562753 | 0 |
| 129.4.155.66 | 2164562754 | 0 |
| 129.4.155.67 | 2164562755 | 0 |
| 129.4.155.68 | 2164562756 | 0 |
| 129.4.155.69 | 2164562757 | 0 |
| 129.4.155.70 | 2164562758 | 0 |
| 129.4.155.71 | 2164562759 | 0 |
| 129.4.155.72 | 2164562760 | 0 |
| 129.4.155.73 | 2164562761 | 0 |
| 129.4.155.74 | 2164562762 | 0 |
| 129.4.155.75 | 2164562763 | 0 |
| 129.4.155.76 | 2164562764 | 0 |
| 129.4.155.77 | 2164562765 | 0 |
| 129.4.155.78 | 2164562766 | 0 |
| 129.4.155.79 | 2164562767 | 0 |
| 129.4.155.80 | 2164562768 | 0 |
| 129.4.155.81 | 2164562769 | 0 |
| 129.4.155.82 | 2164562770 | 0 |
| 129.4.155.83 | 2164562771 | 0 |
| 129.4.155.84 | 2164562772 | 0 |
| 129.4.155.85 | 2164562773 | 0 |