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AS680 DFN

Germany RIPE 294 IPv4 prefixes 25 IPv6 prefixes
IPv4 addresses
7.9M
IPv6 /64 networks
343.6B
Upstreams
41
Peers and downstreams
331

Holder

AS name
DFN
Description
Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
Organisation
Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
Registered in
Berlin, Germany
Abuse contact
abuse@dfn.de
Assigned
1993-08-31
Registered
2002-09-20
Record last changed
2026-05-18 13:44 UTC
128.140.208.0/21128.176.0.0/16128.7.0.0/16129.217.0.0/16129.233.128.0/18129.233.202.0/24129.233.210.0/24129.233.224.0/20129.247.0.0/16129.26.0.0/16129.70.0.0/16130.133.0.0/16130.149.0.0/16130.183.0.0/16130.73.0.0/16130.75.0.0/16131.173.0.0/16131.188.0.0/16131.220.0.0/16131.234.0.0/16132.176.0.0/16132.180.0.0/16132.187.0.0/16132.195.0.0/16132.199.0.0/16132.231.0.0/16132.252.0.0/16134.1.0.0/16134.100.0.0/16134.102.0.0/16134.104.0.0/16134.106.0.0/15134.106.0.0/16134.109.0.0/16134.110.0.0/16134.169.0.0/16134.176.0.0/16134.245.0.0/16134.28.0.0/16134.30.0.0/16134.91.0.0/16134.94.0.0/16134.96.0.0/16134.99.0.0/16134.99.235.0/24136.156.96.0/19136.172.0.0/16137.193.0.0/16137.248.0.0/16137.250.0.0/16139.11.0.0/16139.13.0.0/16139.17.0.0/16139.174.0.0/16139.18.0.0/16139.19.0.0/16139.191.184.0/21139.20.0.0/16139.30.0.0/16139.6.0.0/16139.75.0.0/16141.13.0.0/16141.14.0.0/16141.20.0.0/16141.22.0.0/16141.23.0.0/16141.24.0.0/16141.25.0.0/16141.27.0.0/16141.30.0.0/16141.32.0.0/16141.33.0.0/16141.35.0.0/16141.39.0.0/16141.4.0.0/16141.41.0.0/16141.42.0.0/16141.43.0.0/16141.44.0.0/15141.44.0.0/16141.45.0.0/16141.46.0.0/16141.48.0.0/16141.5.0.0/16141.50.0.0/16141.51.0.0/16141.53.0.0/16141.54.0.0/16141.55.0.0/16141.56.0.0/16141.57.0.0/16141.60.0.0/16141.61.0.0/16141.63.0.0/16141.64.0.0/16141.65.0.0/16141.67.0.0/16141.71.0.0/16141.74.0.0/16141.75.0.0/16141.76.0.0/16141.78.0.0/18141.78.104.0/21141.78.112.0/20141.78.192.0/18141.78.64.0/19141.78.96.0/22141.82.0.0/16141.83.0.0/16141.89.0.0/16141.9.0.0/16141.99.0.0/16146.107.0.0/16147.172.0.0/16149.203.0.0/16149.205.0.0/16149.217.0.0/16149.220.0.0/16149.222.0.0/16153.96.0.0/16153.97.0.0/16160.45.0.0/16185.111.60.0/22185.149.212.0/22185.151.152.0/22185.229.244.0/22185.58.36.0/22188.1.0.0/16188.1.101.0/24192.102.150.0/23192.102.152.0/23192.102.156.0/24192.102.158.0/23192.102.160.0/24192.102.161.0/24192.102.162.0/23192.102.164.0/24192.102.167.0/24192.102.168.0/24192.102.169.0/24192.102.170.0/24192.102.172.0/24192.102.174.0/24192.102.175.0/24192.102.176.0/23192.108.23.0/24192.108.24.0/23192.108.26.0/24192.108.30.0/24192.108.32.0/24192.108.33.0/24192.108.34.0/24192.108.48.0/24192.108.51.0/24192.108.52.0/23192.108.54.0/24192.108.67.0/24192.108.69.0/24192.108.70.0/24192.108.71.0/24192.109.101.0/24192.109.115.0/24192.109.116.0/24192.109.13.0/24192.109.134.0/24192.109.135.0/24192.109.175.0/24192.109.177.0/24192.109.19.0/24192.109.202.0/24192.109.234.0/24192.109.27.0/24192.109.44.0/24192.109.48.0/24192.12.81.0/24192.124.237.0/24192.124.239.0/24192.124.240.0/22192.124.243.0/24192.124.245.0/24192.124.246.0/24192.124.248.0/24192.124.250.0/24192.124.251.0/24192.124.253.0/24192.124.254.0/24192.129.10.0/23192.129.12.0/23192.129.14.0/24192.129.16.0/23192.129.18.0/24192.129.2.0/24192.129.23.0/24192.129.26.0/23192.129.28.0/23192.129.31.0/24192.129.51.0/24192.129.7.0/24192.129.8.0/24192.160.142.0/24192.166.56.0/21192.26.174.0/23192.26.176.0/20192.26.192.0/23192.35.149.0/24192.35.150.0/24192.35.151.0/24192.35.152.0/24192.35.153.0/24192.35.63.0/24192.35.64.0/24192.35.66.0/23192.35.68.0/22192.44.12.0/24192.44.15.0/24192.44.18.0/24192.44.20.0/23192.44.23.0/24192.44.25.0/24192.44.26.0/24192.44.28.0/24192.44.29.0/24192.44.30.0/23192.44.36.0/24192.44.37.0/24192.44.38.0/24192.44.39.0/24192.44.40.0/24192.44.5.0/24192.44.6.0/24192.44.8.0/24192.44.81.0/24192.44.82.0/23192.44.84.0/22192.44.88.0/23192.44.9.0/24192.44.90.0/24192.53.103.0/24192.54.34.0/23192.54.41.0/24192.54.49.0/24192.54.60.0/24192.55.188.0/24192.55.244.0/24192.68.254.0/24192.73.34.0/24192.76.145.0/24192.76.146.0/24192.76.148.0/24192.76.154.0/24192.76.157.0/24192.76.158.0/24192.76.176.0/24192.76.241.0/24192.76.245.0/24192.76.246.0/23192.76.248.0/24192.82.241.0/24192.86.163.0/24193.100.227.0/24193.149.8.0/21193.16.112.0/20193.16.4.0/22193.17.22.0/24193.17.232.0/22193.17.236.0/22193.17.240.0/23193.174.0.0/15193.22.112.0/23193.22.114.0/23193.22.32.0/20193.22.48.0/23193.22.64.0/20193.23.168.0/22193.23.254.0/24193.24.80.0/21193.25.16.0/20193.25.32.0/20193.30.112.0/24194.113.208.0/24194.15.138.0/24194.15.139.0/24194.39.180.0/22194.49.61.0/24194.76.232.0/22194.76.43.0/24194.94.0.0/15195.37.0.0/16195.88.209.0/24212.201.0.0/16212.44.192.0/1945.12.192.0/2284.246.64.0/2187.77.0.0/16

WHOIS

aut-num:        AS680
as-name:        DFN
org:            ORG-DV1-RIPE
descr:          Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
status:         LEGACY
admin-c:        CG1688-RIPE
tech-c:         DFN1-RIPE
mnt-by:         DFN-MNT
mnt-by:         RIPE-NCC-LEGACY-MNT
created:        2002-09-20T09:00:35Z
last-modified:  2026-05-18T13:44:55Z
source:         RIPE