Home / Prefixes / 2001:638::/32

2001:638::/32 RPKI valid

DFN Deutsches Forschungsnetz e.V. · Updated 21.10.2026 20:15 UTC
Announced IPv6 AS680 DFN Deutsches Forschungsnetz e.V. DE Mering, Germany

Network Information

Prefix
2001:638::/32
Network Description:
—
Address range
2001:638:: – 2001:638:ffff:ffff:ffff:ffff:ffff:ffff
Size
4,294,967,296 × /64
Origin AS
AS680 DFN Deutsches Forschungsnetz e.V.
Organization
Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.
AS path
AS208972AS9121AS3356AS680AS680
Paths seen
1
RPKI
RPKI valid
Location
DE Mering, Germany
First seen
21.10.2026

RPKI ROAs

ROA prefixMax lengthOrigin ASTrust anchor
2001:638::/32 /32 AS680 RIPE Matches
None in the routing table.
None in the routing table.
PrefixOrigin ASDescriptionLocationRPKI
45.12.192.0/22 AS680 DE No ROA
84.246.64.0/21 AS680 DE RPKI valid
87.77.0.0/16 AS680 DE Berlin RPKI valid
128.7.0.0/16 AS680 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. DE Wachtberg No ROA
128.140.208.0/21 AS680 DE No ROA
128.176.0.0/16 AS680 DE Altenberge RPKI valid
129.26.0.0/16 AS680 DE RPKI valid
129.70.0.0/16 AS680 DE Bielefeld RPKI valid
129.217.0.0/16 AS680 IT & Medien Centrum (ITMC) DE Dortmund RPKI valid
129.233.128.0/18 AS680 Fraunhofer-129-233-NO-Intranet-1 DE Dresden RPKI valid
129.233.202.0/24 AS680 Fraunhofer-129-233-202-NO-Intranet DE RPKI valid
129.233.210.0/24 AS680 DE RPKI valid
129.233.224.0/20 AS680 Fraunhofer-129-233-NO-Intranet-2 DE RPKI valid
129.247.0.0/16 AS680 DE RPKI valid
130.73.0.0/16 AS680 DE No ROA
130.75.0.0/16 AS680 Hannover DE Hanover RPKI valid
130.133.0.0/16 AS680 DE Berlin RPKI valid
130.149.0.0/16 AS680 TU Berlin, campus network DE Berlin RPKI valid
130.183.0.0/16 AS680 Garching DE Munich RPKI valid
131.173.0.0/16 AS680 Osnabrueck DE Osnabrück RPKI valid
131.188.0.0/16 AS680 Erlangen DE Erlangen RPKI valid
131.220.0.0/16 AS680 DE Bonn RPKI valid
131.234.0.0/16 AS680 DE Höxter RPKI valid
132.176.0.0/16 AS680 58097 Hagen DE Dortmund RPKI valid
132.180.0.0/16 AS680 Universitaet Bayreuth DE Neumarkt-Sankt Veit RPKI valid
132.187.0.0/16 AS680 DE Würzburg RPKI valid
132.195.0.0/16 AS680 Bergische Universitaet Wuppertal DE Radevormwald No ROA
132.199.0.0/16 AS680 DE Regensburg RPKI valid
132.231.0.0/16 AS680 DE Passau RPKI valid
132.252.0.0/16 AS680 45117 Essen DE Essen RPKI valid
134.1.0.0/16 AS680 27570 Bremerhaven DE Helgoland RPKI valid
134.28.0.0/16 AS680 DE Hamburg RPKI valid
134.30.0.0/16 AS680 14109 Berlin DE Berlin RPKI valid
134.91.0.0/16 AS680 47057 Duisburg DE Duisburg RPKI valid
134.94.0.0/16 AS680 Juelich, D-52425 DE Jülich RPKI valid
134.96.0.0/16 AS680 Universitaet des Saarlandes, Saarbruecken DE Saarbrücken RPKI valid
134.99.0.0/16 AS680 40225 Duesseldorf DE Düsseldorf RPKI valid
134.99.235.0/24 AS680 40225 Duesseldorf DE Düsseldorf RPKI valid
134.100.0.0/16 AS680 Universitaet Hamburg campus net DE Hamburg RPKI valid
134.102.0.0/16 AS680 DE Bremen RPKI valid
134.104.0.0/16 AS680 Max-Planck-Institut fuer Radioastronomie, Bonn DE RPKI valid
134.106.0.0/15 AS680 The whole IPv4 address space DE Oldenburg No ROA
134.106.0.0/16 AS680 Hochschulrechenzentrum DE Oldenburg RPKI valid
134.107.0.0/16 AS680 DE Cologne No ROA
134.109.0.0/16 AS680 Technische Universitaet Chemnitz DE Chemnitz RPKI valid
134.110.0.0/16 AS680 DE Hanover RPKI valid
134.169.0.0/16 AS680 DE Braunschweig RPKI valid
134.176.0.0/16 AS680 Heinrich-Buff-Ring 44 Giessen DE Giessen RPKI valid
134.245.0.0/16 AS680 Universitaet Kiel DE Kiel No ROA
136.156.96.0/19 AS680 European Centre for Medium-Range Weather Forecasts DE No ROA
136.172.0.0/16 AS680 Deutsches Klimarechenzentrum (DKRZ), Hamburg DE RPKI valid
137.193.0.0/16 AS680 Werner-Heisenberg-Weg 39, D-85579 Neubiberg DE Unterhaching RPKI valid
137.248.0.0/16 AS680 Germany DE Bad Endbach RPKI valid
137.250.0.0/16 AS680 86135 Augsburg DE Augsburg RPKI valid
139.6.0.0/16 AS680 Campus IT DE Cologne RPKI valid
139.11.0.0/16 AS680 22043 Hamburg DE Hamburg RPKI valid
139.13.0.0/16 AS680 Standort Wilhelmshaven DE Wilhelmshaven RPKI valid
139.17.0.0/16 AS680 14473 Potsdam DE Berlin RPKI valid
139.18.0.0/16 AS680 04109 Leipzig DE Leipzig RPKI valid
139.19.0.0/16 AS680 Max-Planck-Institut fuer Informatik, Saarbruecken DE Saarbrücken RPKI valid
139.20.0.0/16 AS680 DE Freiberg RPKI valid
139.30.0.0/16 AS680 Rostock DE Rostock RPKI valid
139.75.0.0/16 AS680 Telegraphenberg, Potsdam DE RPKI valid
139.174.0.0/16 AS680 Clausthal DE Clausthal-Zellerfeld RPKI valid
139.191.184.0/21 AS680 Joint Research Centre No ROA
141.4.0.0/16 AS680 Geesthacht DE RPKI valid
141.5.0.0/16 AS680 44227 Dortmund DE Frankfurt am Main RPKI valid
141.9.0.0/16 AS680 10178 Berlin DE RPKI valid
141.13.0.0/16 AS680 DE Munich RPKI valid
141.14.0.0/16 AS680 14195 Berlin DE Berlin RPKI valid
141.20.0.0/16 AS680 Berlin DE Berlin RPKI valid
141.22.0.0/16 AS680 20099 Hamburg DE Hamburg RPKI valid
141.23.0.0/16 AS680 D-10587 Berlin DE Berlin RPKI valid
141.24.0.0/16 AS680 98693 Ilmenau DE Ilmenau RPKI valid
141.25.0.0/16 AS680 DE RPKI valid
141.27.0.0/16 AS680 97074 Wuerzburg DE RPKI valid
141.30.0.0/16 AS680 Technische Universitaet Dresden DE Dresden RPKI valid
141.32.0.0/16 AS680 08056 Zwickau DE Zwickau RPKI valid
141.33.0.0/16 AS680 DE Potsdam RPKI valid
141.35.0.0/16 AS680 DE Jena RPKI valid
141.39.0.0/16 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. DE RPKI valid
141.41.0.0/16 AS680 DE Braunschweig RPKI valid
141.42.0.0/16 AS680 DE RPKI valid
141.43.0.0/16 AS680 DE Cottbus RPKI valid
141.44.0.0/15 AS680 The whole IPv4 address space DE Magdeburg No ROA
141.44.0.0/16 AS680 DE Magdeburg No ROA
141.45.0.0/16 AS680 DE Berlin RPKI valid
141.46.0.0/16 AS680 02763 Zittau DE Zittau RPKI valid
141.48.0.0/16 AS680 DE Halle RPKI valid
141.50.0.0/16 AS680 35392 Giessen DE Asbach No ROA
141.51.0.0/16 AS680 34109 Kassel DE Kassel No ROA
141.53.0.0/16 AS680 DE RPKI valid
141.54.0.0/16 AS680 DE Weimar RPKI valid
141.55.0.0/16 AS680 Hochschule fuer Technik und Wirtschaft Mittweida (FH) DE Mittweida No ROA
141.56.0.0/16 AS680 Hochschule fuer Technik und Wirtschaft Dresden (FH) DE Dresden RPKI valid
141.57.0.0/16 AS680 (FH) Rechenzentrum DE Leipzig RPKI valid
141.60.0.0/16 AS680 DE Burghausen RPKI valid
141.61.0.0/16 AS680 Am Klopferspitz 18; 82152 Martinsried DE No ROA
141.63.0.0/16 AS680 DE RPKI valid
141.64.0.0/16 AS680 13353 Berlin DE Berlin RPKI valid
141.65.0.0/16 AS680 Leipzig DE Leipzig RPKI valid
141.67.0.0/16 AS680 DE Erlangen RPKI valid
141.71.0.0/16 AS680 30459 Hannover DE Hanover RPKI valid
141.74.0.0/16 AS680 DE RPKI valid
141.75.0.0/16 AS680 90489 Nuernberg DE Nuremberg RPKI valid
141.76.0.0/16 AS680 Technische Universitaet Dresden DE Dresden RPKI valid
141.78.0.0/18 AS680 Katholische Universitaet Eichstaett DE Sauerlach No ROA
141.78.64.0/19 AS680 Katholische Universitaet Eichstaett DE Sauerlach No ROA
141.78.96.0/22 AS680 Katholische Universitaet Eichstaett DE Sauerlach No ROA
141.78.104.0/21 AS680 Katholische Universitaet Eichstaett DE Sauerlach No ROA
141.78.112.0/20 AS680 Katholische Universitaet Eichstaett DE Sauerlach No ROA
141.78.192.0/18 AS680 DE Eichstätt No ROA
141.82.0.0/16 AS680 DE Augsburg RPKI valid
141.83.0.0/16 AS680 23562 Luebeck DE Lübeck RPKI valid
141.89.0.0/16 AS680 Universitaet Potsdam DE Potsdam RPKI valid
141.99.0.0/16 AS680 DE Siegen RPKI valid
146.107.0.0/16 AS680 Deutsches Forschungszentrum fuer Gesundheit und Umwelt (GmbH) DE No ROA
147.172.0.0/16 AS680 Stiftung Universitaet Hildesheim DE RPKI valid
147.189.192.0/20 AS680 DE No ROA
149.203.0.0/16 AS680 Medizinisches Rechenzentrum DE No ROA
149.205.0.0/16 AS680 Rechenzentrum DE RPKI valid
149.217.0.0/16 AS680 Heidelberg 1 DE Mühlhausen RPKI valid
149.220.0.0/16 AS680 01328 Dresden DE Radeberg RPKI valid
149.222.0.0/16 AS680 Germany DE RPKI valid
153.96.0.0/16 AS680 DE RPKI valid
153.97.0.0/16 AS680 DE RPKI valid
160.45.0.0/16 AS680 DE Berlin RPKI valid
185.58.36.0/22 AS680 DE RPKI valid
185.111.60.0/22 AS680 DE No ROA
185.149.212.0/22 AS680 DE RPKI valid
185.151.152.0/22 AS680 DE RPKI valid
185.229.244.0/22 AS680 DE No ROA
188.1.0.0/16 AS680 connecting research institutes spread all over GERMANY DE RPKI valid
188.1.101.0/24 AS680 DE RPKI valid
192.12.81.0/24 AS680 Duesseldorf DE Düsseldorf RPKI valid
192.26.174.0/23 AS680 33098 DE RPKI valid
192.26.176.0/20 AS680 33098 DE RPKI valid
192.26.192.0/23 AS680 Universitaet Paderborn DE RPKI valid
192.35.63.0/24 AS680 Informatik, IRB DE RPKI valid
192.35.64.0/24 AS680 Informatik, IRB DE RPKI valid
192.35.66.0/23 AS680 D-4600 Dortmund DE RPKI valid
192.35.68.0/22 AS680 D-4600 Dortmund DE RPKI valid
192.35.149.0/24 AS680 DE RPKI valid
192.35.150.0/24 AS680 DE RPKI valid
192.35.151.0/24 AS680 DE RPKI valid
192.35.152.0/24 AS680 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung eingetragener Verein DE RPKI valid
192.35.153.0/24 AS680 DE RPKI valid
192.44.5.0/24 AS680 DE RPKI valid
192.44.6.0/24 AS680 DE RPKI valid
192.44.8.0/24 AS680 DE Nuremberg RPKI valid
192.44.9.0/24 AS680 DE Nuremberg RPKI valid
192.44.12.0/24 AS680 DE Nuremberg RPKI valid
192.44.15.0/24 AS680 DE Nuremberg RPKI valid
192.44.18.0/24 AS680 DE RPKI valid
192.44.20.0/23 AS680 The whole IPv4 address space DE RPKI valid
192.44.23.0/24 AS680 DE RPKI valid
192.44.25.0/24 AS680 DE RPKI valid
192.44.26.0/24 AS680 DE RPKI valid
192.44.28.0/24 AS680 DE RPKI valid
192.44.29.0/24 AS680 DE RPKI valid
192.44.30.0/23 AS680 The whole IPv4 address space DE RPKI valid
192.44.36.0/24 AS680 DE Jena RPKI valid
192.44.37.0/24 AS680 DE Jena RPKI valid
192.44.38.0/24 AS680 DE Jena RPKI valid
192.44.39.0/24 AS680 DE Jena RPKI valid
192.44.40.0/24 AS680 DE RPKI valid
192.44.81.0/24 AS680 Erlangen DE Nuremberg RPKI valid
192.44.82.0/23 AS680 Erlangen DE RPKI valid
192.44.84.0/22 AS680 Erlangen DE RPKI valid
192.44.88.0/23 AS680 Erlangen DE RPKI valid
192.44.90.0/24 AS680 Erlangen DE RPKI valid
192.53.103.0/24 AS680 DE Braunschweig RPKI valid
192.54.34.0/23 AS680 The whole IPv4 address space DE RPKI valid
192.54.41.0/24 AS680 European Biomolecular Laboratory, Heidelberg DE No ROA
192.54.49.0/24 AS680 69120 Heidelberg DE RPKI valid
192.54.60.0/24 AS680 Zentrale Datenverarbeitung DE RPKI valid
192.55.188.0/24 AS680 69120 Heidelberg DE RPKI valid
192.55.244.0/24 AS680 Wissenschaftskolleg Berlin DE Berlin No ROA
192.68.254.0/24 AS680 Bonn DE RPKI valid
192.73.34.0/24 AS680 Am Klopferspitz 18; 82152 Martinsried DE No ROA
192.76.145.0/24 AS680 Fachbereich Informatik, Saarbruecken DE RPKI valid
192.76.146.0/24 AS680 D-66687 Wadern DE No ROA
192.76.148.0/24 AS680 Friedrichstrasse 37, D-46047 Oberhausen, Germany DE RPKI valid
192.76.154.0/24 AS680 Zentrum fuer Informationsdienste und Hochleistungsrechnen DE RPKI valid
192.76.157.0/24 AS680 Rechenzentrum DE No ROA
192.76.158.0/24 AS680 DE RPKI valid
192.76.176.0/24 AS680 10178 Berlin DE RPKI valid
192.76.241.0/24 AS680 DE RPKI valid
192.76.245.0/24 AS680 DE RPKI valid
192.76.246.0/23 AS680 The whole IPv4 address space DE RPKI valid
192.76.248.0/24 AS680 DE RPKI valid
192.80.51.0/24 AS680 DE RPKI valid
192.82.241.0/24 AS680 DE RPKI valid
192.86.163.0/24 AS680 DE No ROA
192.102.150.0/23 AS680 DE RPKI valid
192.102.152.0/23 AS680 DE RPKI valid
192.102.156.0/24 AS680 14476 Potsdam-Golm DE RPKI valid
192.102.158.0/23 AS680 DE RPKI valid
192.102.160.0/24 AS680 98693 Ilmenau DE Berlin RPKI valid
192.102.161.0/24 AS680 44227 Dortmund DE Berlin RPKI valid
200 / 322

Origin AS

Details →
AS
AS680
Name
DFN Deutsches Forschungsnetz e.V.
Also Known As:
DFN
Website
https://www.dfn.de
Prefixes
298 IPv4 · 25 IPv6
Peers
25 (2 Upstreams)

Approximate location

GeoLite2

External links

RIPEstat bgp.tools Hurricane Electric IRR Explorer Looking Glass JSON API