Les adresses IP débutant par 3.80.72 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 | 27/07/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Fairfield | 41,2184 | -73,2517 | 2017-07-27 |
| MaxMind | US | États-Unis | - | Fairfield | 41,1412 | -73,2637 | 2017-07-27 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 3.80.72.0 | 55592960 | 0 |
| 3.80.72.1 | 55592961 | 0 |
| 3.80.72.2 | 55592962 | 0 |
| 3.80.72.3 | 55592963 | 0 |
| 3.80.72.4 | 55592964 | 0 |
| 3.80.72.5 | 55592965 | 0 |
| 3.80.72.6 | 55592966 | 0 |
| 3.80.72.7 | 55592967 | 0 |
| 3.80.72.8 | 55592968 | 0 |
| 3.80.72.9 | 55592969 | 0 |
| 3.80.72.10 | 55592970 | 0 |
| 3.80.72.11 | 55592971 | 0 |
| 3.80.72.12 | 55592972 | 0 |
| 3.80.72.13 | 55592973 | 0 |
| 3.80.72.14 | 55592974 | 0 |
| 3.80.72.15 | 55592975 | 0 |
| 3.80.72.16 | 55592976 | 0 |
| 3.80.72.17 | 55592977 | 0 |
| 3.80.72.18 | 55592978 | 0 |
| 3.80.72.19 | 55592979 | 0 |
| 3.80.72.20 | 55592980 | 0 |
| 3.80.72.21 | 55592981 | 0 |
| 3.80.72.22 | 55592982 | 0 |
| 3.80.72.23 | 55592983 | 0 |
| 3.80.72.24 | 55592984 | 0 |
| 3.80.72.25 | 55592985 | 0 |
| 3.80.72.26 | 55592986 | 0 |
| 3.80.72.27 | 55592987 | 0 |
| 3.80.72.28 | 55592988 | 0 |
| 3.80.72.29 | 55592989 | 0 |
| 3.80.72.30 | 55592990 | 0 |
| 3.80.72.31 | 55592991 | 0 |
| 3.80.72.32 | 55592992 | 0 |
| 3.80.72.33 | 55592993 | 0 |
| 3.80.72.34 | 55592994 | 0 |
| 3.80.72.35 | 55592995 | 0 |
| 3.80.72.36 | 55592996 | 0 |
| 3.80.72.37 | 55592997 | 0 |
| 3.80.72.38 | 55592998 | 0 |
| 3.80.72.39 | 55592999 | 0 |
| 3.80.72.40 | 55593000 | 0 |
| 3.80.72.41 | 55593001 | 0 |
| 3.80.72.42 | 55593002 | 0 |
| 3.80.72.43 | 55593003 | 0 |
| 3.80.72.44 | 55593004 | 0 |
| 3.80.72.45 | 55593005 | 0 |
| 3.80.72.46 | 55593006 | 0 |
| 3.80.72.47 | 55593007 | 0 |
| 3.80.72.48 | 55593008 | 0 |
| 3.80.72.49 | 55593009 | 0 |
| 3.80.72.50 | 55593010 | 0 |
| 3.80.72.51 | 55593011 | 0 |
| 3.80.72.52 | 55593012 | 0 |
| 3.80.72.53 | 55593013 | 0 |
| 3.80.72.54 | 55593014 | 0 |
| 3.80.72.55 | 55593015 | 0 |
| 3.80.72.56 | 55593016 | 0 |
| 3.80.72.57 | 55593017 | 0 |
| 3.80.72.58 | 55593018 | 0 |
| 3.80.72.59 | 55593019 | 0 |
| 3.80.72.60 | 55593020 | 0 |
| 3.80.72.61 | 55593021 | 0 |
| 3.80.72.62 | 55593022 | 0 |
| 3.80.72.63 | 55593023 | 0 |
| 3.80.72.64 | 55593024 | 0 |
| 3.80.72.65 | 55593025 | 0 |
| 3.80.72.66 | 55593026 | 0 |
| 3.80.72.67 | 55593027 | 0 |
| 3.80.72.68 | 55593028 | 0 |
| 3.80.72.69 | 55593029 | 0 |
| 3.80.72.70 | 55593030 | 0 |
| 3.80.72.71 | 55593031 | 0 |
| 3.80.72.72 | 55593032 | 0 |
| 3.80.72.73 | 55593033 | 0 |
| 3.80.72.74 | 55593034 | 0 |
| 3.80.72.75 | 55593035 | 0 |
| 3.80.72.76 | 55593036 | 0 |
| 3.80.72.77 | 55593037 | 0 |
| 3.80.72.78 | 55593038 | 0 |
| 3.80.72.79 | 55593039 | 0 |
| 3.80.72.80 | 55593040 | 0 |
| 3.80.72.81 | 55593041 | 0 |
| 3.80.72.82 | 55593042 | 0 |
| 3.80.72.83 | 55593043 | 0 |
| 3.80.72.84 | 55593044 | 0 |
| 3.80.72.85 | 55593045 | 0 |