Les adresses IP débutant par 131.220.3 sont fournies par Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., elles appartiennent au CIDR (Classless Inter-Domain Routing) 131.220.0.0/16, le bloc IP comprant les adresses de 131.220.0.0 à 131.220.255.255). Le numéro de système autonome (ASN) est 680.
| ASN | 680 |
| IP commençant par | 131.220.0.0 |
| IP se terminant par | 131.220.255.255 |
| Nom ASN | Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. |
| CDIR | 131.220.0.0/16 |
| IP numérique | |
| Registe | ripencc |
| Dernière mise à jour | 28/03/2020 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | DE | Allemagne | - | Isenburg | 50,4833 | 7,6 | 2020-03-28 |
| MaxMind | AR | Argentine | - | - | -34,6033 | -58,3817 | 2020-03-28 |
| Whois | DE | - | - | - | 10 | 51 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 131.220.3.0 | 2212233984 | 0 |
| 131.220.3.1 | 2212233985 | 0 |
| 131.220.3.2 | 2212233986 | 0 |
| 131.220.3.3 | 2212233987 | 0 |
| 131.220.3.4 | 2212233988 | 0 |
| 131.220.3.5 | 2212233989 | 0 |
| 131.220.3.6 | 2212233990 | 0 |
| 131.220.3.7 | 2212233991 | 0 |
| 131.220.3.8 | 2212233992 | 0 |
| 131.220.3.9 | 2212233993 | 0 |
| 131.220.3.10 | 2212233994 | 0 |
| 131.220.3.11 | 2212233995 | 0 |
| 131.220.3.12 | 2212233996 | 0 |
| 131.220.3.13 | 2212233997 | 0 |
| 131.220.3.14 | 2212233998 | 0 |
| 131.220.3.15 | 2212233999 | 0 |
| 131.220.3.16 | 2212234000 | 0 |
| 131.220.3.17 | 2212234001 | 0 |
| 131.220.3.18 | 2212234002 | 0 |
| 131.220.3.19 | 2212234003 | 0 |
| 131.220.3.20 | 2212234004 | 0 |
| 131.220.3.21 | 2212234005 | 0 |
| 131.220.3.22 | 2212234006 | 0 |
| 131.220.3.23 | 2212234007 | 0 |
| 131.220.3.24 | 2212234008 | 0 |
| 131.220.3.25 | 2212234009 | 0 |
| 131.220.3.26 | 2212234010 | 0 |
| 131.220.3.27 | 2212234011 | 0 |
| 131.220.3.28 | 2212234012 | 0 |
| 131.220.3.29 | 2212234013 | 0 |
| 131.220.3.30 | 2212234014 | 0 |
| 131.220.3.31 | 2212234015 | 0 |
| 131.220.3.32 | 2212234016 | 0 |
| 131.220.3.33 | 2212234017 | 0 |
| 131.220.3.34 | 2212234018 | 0 |
| 131.220.3.35 | 2212234019 | 0 |
| 131.220.3.36 | 2212234020 | 0 |
| 131.220.3.37 | 2212234021 | 0 |
| 131.220.3.38 | 2212234022 | 0 |
| 131.220.3.39 | 2212234023 | 0 |
| 131.220.3.40 | 2212234024 | 0 |
| 131.220.3.41 | 2212234025 | 0 |
| 131.220.3.42 | 2212234026 | 0 |
| 131.220.3.43 | 2212234027 | 0 |
| 131.220.3.44 | 2212234028 | 0 |
| 131.220.3.45 | 2212234029 | 0 |
| 131.220.3.46 | 2212234030 | 0 |
| 131.220.3.47 | 2212234031 | 0 |
| 131.220.3.48 | 2212234032 | 0 |
| 131.220.3.49 | 2212234033 | 0 |
| 131.220.3.50 | 2212234034 | 0 |
| 131.220.3.51 | 2212234035 | 0 |
| 131.220.3.52 | 2212234036 | 0 |
| 131.220.3.53 | 2212234037 | 0 |
| 131.220.3.54 | 2212234038 | 0 |
| 131.220.3.55 | 2212234039 | 0 |
| 131.220.3.56 | 2212234040 | 0 |
| 131.220.3.57 | 2212234041 | 0 |
| 131.220.3.58 | 2212234042 | 0 |
| 131.220.3.59 | 2212234043 | 0 |
| 131.220.3.60 | 2212234044 | 0 |
| 131.220.3.61 | 2212234045 | 0 |
| 131.220.3.62 | 2212234046 | 0 |
| 131.220.3.63 | 2212234047 | 0 |
| 131.220.3.64 | 2212234048 | 0 |
| 131.220.3.65 | 2212234049 | 0 |
| 131.220.3.66 | 2212234050 | 0 |
| 131.220.3.67 | 2212234051 | 0 |
| 131.220.3.68 | 2212234052 | 0 |
| 131.220.3.69 | 2212234053 | 0 |
| 131.220.3.70 | 2212234054 | 0 |
| 131.220.3.71 | 2212234055 | 0 |
| 131.220.3.72 | 2212234056 | 0 |
| 131.220.3.73 | 2212234057 | 0 |
| 131.220.3.74 | 2212234058 | 0 |
| 131.220.3.75 | 2212234059 | 0 |
| 131.220.3.76 | 2212234060 | 0 |
| 131.220.3.77 | 2212234061 | 0 |
| 131.220.3.78 | 2212234062 | 0 |
| 131.220.3.79 | 2212234063 | 0 |
| 131.220.3.80 | 2212234064 | 0 |
| 131.220.3.81 | 2212234065 | 0 |
| 131.220.3.82 | 2212234066 | 0 |
| 131.220.3.83 | 2212234067 | 0 |
| 131.220.3.84 | 2212234068 | 0 |
| 131.220.3.85 | 2212234069 | 0 |