Longest Match / Networks

Autonomous system

AS680: Deutsches Forschungsnetz (DFN)

Germany · education

Estimated users is a published estimate of how many people use this network, extrapolated from 30,243 observations over a 60 day window. Large operators often run several networks, so a low figure can mean their customers reach the internet through a sibling network.

What this tells you

• Of those, 69,800 are in Germany, 0.1% of everyone online there.
• 134 distinct organisations hold registered assignments inside this space, so an address here often belongs to one of their customers.

Countries in this space

Country	IPv4 share	IPv6 share
Germany	99%	99%
Everything else (1 more)	1%	1%

Organisations holding assignments here

Registered organisations account for 89% of this network's IPv4 space and 97% of its IPv6 space.

Organisation	IPv4 share	IPv6 share
Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.	7%	1%
Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.	4%	<0.1%
Freie Universitaet Berlin	3%	-
Technische Universitaet Dresden	2%	11%
Universitaet Duisburg-Essen	2%	-
Technische Universitaet Berlin	2%	-
Universitaet Wuerzburg	2%	-
Alfred-Wegener-Institut Helmholtz-Zentrum fuer Polar- und Meeresforschung	2%	-
Universitaet Siegen	0.9%	11%
Universitaet Muenster, CIT	0.9%	11%
Berliner Hochschule fuer Technik	0.9%	11%
Rheinische Friedrich-Wilhelms-Universitaet Bonn	0.9%	11%
Universitaet Bremen	0.9%	11%
CISPA-Helmholtz-Zentrum fuer Informationssicherheit gGmbH	<0.1%	11%
Otto-von-Guericke-Universitaet Magdeburg	<0.1%	11%
Everything else (119 more)	73%	10%

Anonymizer signals

Flagged space covers <0.1% of this network's IPv4 space.

Category	IPv4 share
Tor exit	<0.1%
Open proxy	<0.1%
Not covered by any of these	100%