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Organization

Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

IPv4 addresses
7,670,272
CIDR ranges
363
Category
enterprise
BGP prefixes announced
297

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Enterprise allocation +4
  • Trust score 69 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

About Verein zur Förderung eines Deutschen Forschungsnetzes

Deutsches Forschungsnetz, usually abbreviated to DFN, is the German national research and education network (NREN) used for academic and research purposes. It is managed by the scientific community organized in the voluntary Association to Promote a German Education and Research Network which was founded in 1984 by universities, non-university research institutions and research-oriented companies to stimulate computerized communication in Germany.

Founded
1984
Headquarters
Berlin
Industry
research

Operates 1 network present at 4 internet exchanges with a selective peering policy.

Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. — global IP footprint

Cities where Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.

ASNNameIPsPrefixesCountry
AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 7.67M 364 DE

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
139.18.0.0/15 131.1K
21.8%
AS680 DE Saarland Saarbrücken
141.22.0.0/15 131.1K
31.7%
AS680 DE Free and Hanseatic City of Hamburg Hamburg
141.24.0.0/15 131.1K
14.4%
AS680 DE Thuringia Suhl
141.32.0.0/15 131.1K
0.7%
AS680 DE Saxony Zwickau
141.42.0.0/15 131.1K
19.7%
AS680 DE Brandenburg Senftenberg
141.44.0.0/15 131.1K
3.7%
AS680 DE State of Berlin Berlin
141.50.0.0/15 131.1K
25.8%
AS680 DE Hesse Giessen
141.54.0.0/15 131.1K
20.4%
AS680 DE Saxony Chemnitz
141.56.0.0/15 131.1K
3.4%
AS680 DE Saxony Dresden
141.60.0.0/15 131.1K
9.4%
AS680 DE Bavaria Planegg
141.64.0.0/15 131.1K
2.1%
AS680 DE State of Berlin Berlin
141.74.0.0/15 131.1K
0.2%
AS680 DE Bavaria Nuremberg
141.82.0.0/15 131.1K
8.7%
AS680 DE Bavaria Augsburg
193.174.0.0/15 131.1K
12.5%
AS680 DE Bavaria Friesenried
194.94.0.0/15 131.1K
20.3%
AS680 DE Lower Saxony Hanover
87.77.0.0/16 65.5K
89.8%
AS680 DE State of Berlin Berlin
128.7.0.0/16 65.5K
0.8%
AS680 DE North Rhine-Westphalia Bonn
128.176.0.0/16 65.5K
17.1%
AS680 DE North Rhine-Westphalia Münster
129.26.0.0/16 65.5K
8.7%
AS680 DE North Rhine-Westphalia Alsdorf
129.70.0.0/16 65.5K
47.4%
AS680 DE North Rhine-Westphalia Bielefeld
129.217.0.0/16 65.5K
1.5%
AS680 DE North Rhine-Westphalia Dortmund
129.247.0.0/16 65.5K
0.8%
AS680 DE Brandenburg Schöneiche
130.73.0.0/16 65.5K
6.6%
AS680 DE
130.75.0.0/16 65.5K
27.4%
AS680 DE Lower Saxony Hanover
130.133.0.0/16 65.5K
18.0%
AS680 DE State of Berlin Berlin
130.149.0.0/16 65.5K
0.1%
AS680 DE State of Berlin Berlin
130.183.0.0/16 65.5K
14.8%
AS680 DE Bavaria Munich
131.173.0.0/16 65.5K
0.0%
AS680 DE Lower Saxony Vechta
131.188.0.0/16 65.5K
24.9%
AS680 DE Bavaria Erlangen
131.220.0.0/16 65.5K
29.3%
AS680 DE North Rhine-Westphalia Bonn
131.234.0.0/16 65.5K
21.0%
AS680 DE North Rhine-Westphalia Paderborn
132.176.0.0/16 65.5K
1.8%
AS680 DE North Rhine-Westphalia Cologne
132.180.0.0/16 65.5K
45.9%
AS680 DE Bavaria Bayreuth
132.187.0.0/16 65.5K
26.2%
AS680 DE Bavaria Würzburg
132.195.0.0/16 65.5K
29.4%
AS680 DE North Rhine-Westphalia Wuppertal
132.199.0.0/16 65.5K
36.9%
AS680 DE Bavaria Regensburg
132.231.0.0/16 65.5K
7.1%
AS680 DE Bavaria Passau
132.252.0.0/16 65.5K
44.0%
AS680 DE North Rhine-Westphalia Essen
134.1.0.0/16 65.5K
7.7%
AS680 DE Schleswig-Holstein Helgoland
134.28.0.0/16 65.5K
28.4%
AS680 DE Free and Hanseatic City of Hamburg Hamburg
134.30.0.0/16 65.5K
1.0%
AS680 DE State of Berlin Berlin
134.91.0.0/16 65.5K
20.0%
AS680 DE North Rhine-Westphalia Essen
134.94.0.0/16 65.5K
48.5%
AS680 DE North Rhine-Westphalia Jülich
134.96.0.0/16 65.5K
48.3%
AS680 DE Saarland Saarbrücken
134.99.0.0/16 65.5K
6.1%
AS680 DE North Rhine-Westphalia Düsseldorf
134.100.0.0/16 65.5K
42.6%
AS680 DE Free and Hanseatic City of Hamburg Hamburg
134.102.0.0/16 65.5K
43.9%
AS680 DE Bremen Bremen
134.104.0.0/16 65.5K
0.1%
AS680 DE
134.106.0.0/16 65.5K
4.0%
AS680 DE Lower Saxony Oldenburg
134.109.0.0/16 65.5K
45.5%
AS680 DE Saxony Chemnitz
134.110.0.0/16 65.5K
0.1%
AS680 DE Lower Saxony Braunschweig
134.169.0.0/16 65.5K
33.0%
AS680 DE Lower Saxony Braunschweig
134.176.0.0/16 65.5K
36.5%
AS680 DE Hesse Giessen
134.245.0.0/16 65.5K
27.2%
AS680 DE Schleswig-Holstein Kiel
136.172.0.0/16 65.5K
5.1%
AS680 DE Free and Hanseatic City of Hamburg Hamburg
137.193.0.0/16 65.5K
19.0%
AS680 DE Bavaria Neubiberg
137.248.0.0/16 65.5K
27.7%
AS680 DE Hesse Marburg
137.250.0.0/16 65.5K
25.4%
AS680 DE Bavaria Augsburg
139.6.0.0/16 65.5K
50.6%
AS680 DE North Rhine-Westphalia Cologne
139.11.0.0/16 65.5K
7.3%
AS680 DE Free and Hanseatic City of Hamburg Hamburg
139.13.0.0/16 65.5K
12.2%
AS680 DE Lower Saxony Emden
139.17.0.0/16 65.5K
1.3%
AS680 DE State of Berlin Berlin
139.20.0.0/16 65.5K
4.4%
AS680 DE Saxony Freiberg
139.30.0.0/16 65.5K
20.4%
AS680 DE Mecklenburg-Vorpommern Rostock
139.75.0.0/16 65.5K
0.1%
AS680 DE
139.174.0.0/16 65.5K
27.8%
AS680 DE Lower Saxony Clausthal-Zellerfeld
141.4.0.0/16 65.5K
0.1%
AS680 DE Free and Hanseatic City of Hamburg Hamburg
141.9.0.0/16 65.5K
0.0%
AS680 DE
141.13.0.0/16 65.5K
17.5%
AS680 DE Bavaria Bamberg
141.14.0.0/16 65.5K
12.9%
AS680 DE State of Berlin Berlin
141.20.0.0/16 65.5K
15.7%
AS680 DE Brandenburg Ludwigsfelde
141.27.0.0/16 65.5K
0.2%
AS680 DE Bavaria Würzburg
141.30.0.0/16 65.5K
27.7%
AS680 DE Saxony Dresden
141.35.0.0/16 65.5K
3.4%
AS680 DE Thuringia Jena
141.41.0.0/16 65.5K
0.8%
AS680 DE Hesse Kaufungen
141.46.0.0/16 65.5K
0.0%
AS680 DE Saxony Zittau
141.48.0.0/16 65.5K
3.0%
AS680 DE Saxony-Anhalt Halle
141.53.0.0/16 65.5K
57.0%
AS680 DE Mecklenburg-Vorpommern Stralsund
141.63.0.0/16 65.5K
0.1%
AS680 DE State of Berlin Berlin
141.67.0.0/16 65.5K
99.7%
AS680 DE Bavaria Erlangen
141.71.0.0/16 65.5K
0.5%
AS680 DE Lower Saxony Hanover
141.76.0.0/16 65.5K
30.6%
AS680 DE Saxony Dresden
141.89.0.0/16 65.5K
10.8%
AS680 DE Brandenburg Potsdam
141.99.0.0/16 65.5K
9.4%
AS680 DE North Rhine-Westphalia Siegen
146.107.0.0/16 65.5K
0.2%
AS680 DE Bavaria Munich
147.172.0.0/16 65.5K
0.4%
AS680 DE Lower Saxony Hildesheim
149.203.0.0/16 65.5K
0.2%
AS680 DE Saxony-Anhalt Magdeburg
149.205.0.0/16 65.5K
0.2%
AS680 DE Saxony-Anhalt Merseburg
149.217.0.0/16 65.5K
4.7%
AS680 DE Baden-Wurttemberg Heidelberg
149.220.0.0/16 65.5K
0.2%
AS680 DE Saxony Dresden
149.222.0.0/16 65.5K
3.1%
AS680 DE Schleswig-Holstein Kiel
160.45.0.0/16 65.5K
26.5%
AS680 DE State of Berlin Berlin
188.1.0.0/16 65.5K
7.1%
AS680 DE North Rhine-Westphalia Delbrück
195.37.0.0/16 65.5K
11.3%
AS680 DE North Rhine-Westphalia Düsseldorf
212.201.0.0/16 65.5K
15.4%
AS680 DE North Rhine-Westphalia Bonn
134.107.0.0/17 32.8K
11.5%
AS680 DE North Rhine-Westphalia Cologne
141.5.128.0/17 32.8K
99.9%
AS680 DE North Rhine-Westphalia Dortmund
141.39.0.0/17 32.8K
0.1%
AS680 DE
134.107.128.0/18 16.4K
0.0%
AS680 DE North Rhine-Westphalia Cologne
141.5.0.0/18 16.4K
13.6%
AS680 DE Hesse Frankfurt am Main

Frequently Asked Questions

How many IP addresses does Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. own?

Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. controls 7.67M IPv4 addresses distributed across 363 CIDR ranges. The organization is registered in Germany.

What ASNs does Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. operate?

Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. operates 1 Autonomous System. Each ASN represents an independently routed network that Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. manages for internet traffic delivery.

What type of organization is Verein zur Foerderung eines Deutschen Forschungsnetzes e.V.?

Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. is categorized as enterprise. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-18 11:55:31 UTC
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