Let's Encrypt
Nginx
Apache HTTP Server
Sectigo
Starfield Tech
Google Trust Services
Amazon Trust Services
AWS Certificate Manager
Shopify Checkout API
ZeroSSL
ComodoCA SSL
Cloudflare SSL
Sales outreach
All 1,300 of these sites already run DFN PKI, with the research services segment leading at 48 sites. Pitch the products and services that fit that exact stack.
Websites using DFN PKI
Security & Compliance EV SSL Certificates
Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month
- Live websites detected
- 1,300
- Countries with usage
- 22
- Top market: Germany
- 🇩🇪 91.6%
DFN PKI global heatmap
darker = more sitesDFN PKI usage by country
by sites detected-
01 🇩🇪 Germany 1,180 91.6%
-
02 🇺🇸 United States 75 5.8%
-
03 🇫🇷 France 8 0.6%
-
04 🇳🇱 Netherlands 3 0.2%
-
05 🇮🇳 India 3 0.2%
-
06 🇯🇵 Japan 2 0.2%
-
07 🇲🇾 Malaysia 2 0.2%
-
08 🇨🇭 Switzerland 1 0.1%
-
09 🇬🇧 United Kingdom 1 0.1%
-
10 🇨🇳 China 1 0.1%
And 12 more countries in the full dataset.
Need every DFN PKI site in one market? Unlock DFN PKI once and rebuild filtered reports as often as you like for a month: by country, TLD, or stack combination, each with up to 20 data points per site.
Start from $39/moDFN PKI usage by country group
by sites detected-
01 European Union (EU) 9 countries 1,197 92.9%
-
02 DACH 2 countries 1,181 91.7%
-
03 English-Speaking Countries 3 countries 79 6.1%
-
04 North America 1 country 75 5.8%
-
05 French-Speaking Countries 3 countries 10 0.8%
-
06 Asia-Pacific (APAC) 5 countries 9 0.7%
-
07 BRICS 3 countries 5 0.4%
-
08 Benelux 2 countries 4 0.3%
-
09 Latin America (LATAM) 3 countries 3 0.2%
-
10 East Asia 2 countries 3 0.2%
Country groups overlap: a country can belong to several at once (Germany counts toward Europe, Western Europe, the EU and DACH). Percentages are each group's share of the 1,288 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.
Top websites using DFN PKI
by popularity| # | Website | Popularity | StackSpend | Country | TLD |
|---|---|---|---|---|---|
| 01 |
 statista.com
|
425 | $2.5M+ | 🇩🇪 Germany | com |
| 02 | uni-bonn.de | 8,719 | $1.7K+ | 🇩🇪 Germany | de |
| 03 |
 uni-muenster.de
|
11,461 | $2.9K+ | 🇩🇪 Germany | de |
| 04 | uni-hannover.de | 13,302 | $3.95K+ | 🇩🇪 Germany | de |
| 05 | uni-bremen.de | 13,508 | $3.48K+ | 🇩🇪 Germany | de |
| 06 |
 uni-mainz.de
|
14,252 | $2.47K+ | 🇩🇪 Germany | de |
| 07 |
 ruhr-uni-bochum.de
|
14,270 | $1.33K+ | 🇩🇪 Germany | de |
| 08 |
 uni-bielefeld.de
|
14,537 | $3.54K+ | 🇩🇪 Germany | de |
| 09 | uni-jena.de | 16,015 | $3.37K+ | 🇩🇪 Germany | de |
| 10 | uni-wuerzburg.de | 16,188 | $1.25K+ | 🇩🇪 Germany | de |
| 11 |
 bundesgesundheitsministerium.de
|
17,557 | $1.72K+ | 🇩🇪 Germany | de |
| 12 | uni-saarland.de | 17,572 | $1.2K+ | 🇩🇪 Germany | de |
| 13 |
 tu-chemnitz.de
|
18,105 | $1.18K+ | 🇩🇪 Germany | de |
| 14 | ptb.de | 18,991 | $1.16K+ | 🇩🇪 Germany | de |
| 15 | uni-halle.de | 19,165 | $470K+ | 🇩🇪 Germany | de |
| 16 |
 uni-mannheim.de
|
19,313 | $2.01K+ | 🇩🇪 Germany | de |
| 17 |
 brandenburg.de
|
20,604 | $1.58K+ | 🇩🇪 Germany | de |
| 18 |
 uni-bayreuth.de
|
21,519 | $1.46K+ | 🇩🇪 Germany | de |
| 19 |
 bremen.de
|
24,123 | $2.53K+ | 🇩🇪 Germany | de |
| 20 |
 uni-rostock.de
|
25,877 | $3.1K+ | 🇩🇪 Germany | de |
This is 20 of 1,300 websites. Download up to 1M sites per list as CSV, enriched with firmographics.
Companies using DFN PKI
sample, enriched| Company | Website | Employees | Industry | Country | Founded |
|---|---|---|---|---|---|
| Ipk Leibniz-institut |
 ipk-gatersleben.de
|
501-1000 | Research | 🇩🇪 Germany | 1943 |
| University Of Muenster |
uni-muenster.de
|
5001-10000 | Research | 🇩🇪 Germany | 1780 |
| Willkommen Auf E-teaching.org… |
 e-teaching.org
|
- | - | 🇩🇪 Germany | - |
| Staatliches Schulamt Schwerin |
 bildung-mv.de
|
11-50 | - | 🇩🇪 Germany | - |
| Folkwang University Of Arts |
 folkwang-uni.de
|
1001-5000 | Artists and Writers | 🇩🇪 Germany | - |
| Brekom Gmbh |
 brekom.de
|
51-200 | information technology and services | 🇩🇪 Germany | 1997 |
| Universitätsklinikum Hamburg Eppendorf |
 uke.de
|
10001+ | hospital & health care | 🇩🇪 Germany | 1889 |
| Land Brandenburg |
brandenburg.de
|
1-10 | - | 🇩🇪 Germany | - |
| NCT Heidelberg |
 nct-heidelberg.de
|
201-500 | Hospitals and Health Care | 🇩🇪 Germany | - |
| Gerri Germany |
 gerri-germany.org
|
10001+ | Research Services | 🇩🇪 Germany | 2015 |
| Technische Universität Clausthal |
 tu-clausthal.de
|
501-1000 | Research | 🇩🇪 Germany | 1775 |
| Staatliche Studienakademie Glauchau |
 ba-glauchau.de
|
5001-10000 | internet | 🇩🇪 Germany | - |
| RIFS Research Institute For Sustainability |
 rifs-potsdam.de
|
201-500 | Research Services | 🇩🇪 Germany | - |
| University Of Rostock |
uni-rostock.de
|
1001-5000 | Research | 🇩🇪 Germany | 1419 |
| Bibliothek Der Technischen Fachhochschule |
 beuth-hochschule.de
|
- | - | 🇩🇪 Germany | - |
| Alice Salomon Hochschule Berlin |
 ash-berlin.eu
|
51-200 | Higher Education | 🇩🇪 Germany | - |
| Population Europe |
 population-europe.eu
|
1-10 | Research Services | 🇩🇪 Germany | 2009 |
| Law Clinic Augsburg |
 lawclinic-augsburg.de
|
11-50 | Law Practice | 🇩🇪 Germany | 2015 |
| Geo-INQUIRE |
 geo-inquire.eu
|
51-200 | Research Services | 🇩🇪 Germany | 2022 |
| LEAPS - League Of European… |
 leaps-initiative.eu
|
5001-10000 | Research Services | 🇺🇳 - | - |
| University Alliance Ruhr |
 uaruhr.de
|
1-10 | Non-profit Organization Management | 🇺🇸 United States | 2004 |
| Leibniz-Institut DSMZ-Deutsche Sammlung… |
 dsmz.de
|
201-500 | Research Services | 🇩🇪 Germany | 1969 |
| University Of Applied Sciences,… |
 hs-karlsruhe.de
|
1001-5000 | Higher Education | 🇩🇪 Germany | 1878 |
| Niedersachsen-Technikum |
 niedersachsen-technikum.de
|
11-50 | Higher Education | 🇩🇪 Germany | - |
| Gemeinsame Normdatei (GND) |
 gnd.network
|
501-1000 | Libraries | 🇺🇳 - | 2012 |
| Studentenwerk Bielefeld |
 studentenwerk-bielefeld.de
|
1-10 | - | 🇩🇪 Germany | - |
| Marum - Center For Marine Environmental… |
 marum.de
|
201-500 | Research | 🇩🇪 Germany | - |
| DESY |
 desy.de
|
1001-5000 | Research Services | 🇩🇪 Germany | 1959 |
| University Of Applied Science, Kiel |
 fh-kiel.de
|
51-200 | Research | 🇳🇱 Netherlands | - |
| GRANNI |
 uni-luebeck.de
|
11-50 | Research Services | 🇺🇳 - | - |
| Deutsche Nationalbibliothek |
 dnb.de
|
501-1000 | Libraries | 🇩🇪 Germany | - |
| University Of Bielefeld |
uni-bielefeld.de
|
5001-10000 | Research | 🇩🇪 Germany | 1969 |
| Bundesministerium Für Gesundheit |
bundesgesundheitsministerium.de
|
501-1000 | executive office | 🇩🇪 Germany | - |
| PIER - Partnership Of University Of… |
 pier-hamburg.de
|
1-10 | Higher Education | 🇩🇪 Germany | 2011 |
| SPIDoc's - MSCA Doctoral Network |
 ms-spidoc.eu
|
11-50 | Research Services | 🇩🇪 Germany | 2023 |
| Leibniz-forschungsinstitut Für Molekulare… |
 leibniz-fmp.de
|
201-500 | pharmaceuticals | 🇩🇪 Germany | 1992 |
| Leibniz Institute Of Atmospheric Physics… |
 iap-kborn.de
|
51-200 | Research | 🇩🇪 Germany | 1992 |
| University Of Mainz |
uni-mainz.de
|
1001-5000 | Research | 🇩🇪 Germany | 1477 |
| Universitätsmedizin Göttingen |
 umg.eu
|
5001-10000 | hospital & health care | 🇩🇪 Germany | - |
| Athene-center |
 athene-center.de
|
501-1000 | Research | 🇩🇪 Germany | 2019 |
A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.
DFN PKI usage by industry
by TLD segment-
01 Research Services 48 23.4%
-
02 Research 37 18%
-
03 Higher Education 34 16.6%
-
04 Higher Education 27 13.2%
-
05 Research 10 4.9%
-
06 Libraries 6 2.9%
-
07 Government Administration 5 2.4%
-
08 Government Administration 5 2.4%
-
09 Hospitals and Health Care 5 2.4%
-
10 IT Services and IT Consulting 4 2%
DFN PKI industry distribution chart
share by domain segmentDFN PKI users by company revenue
34 companiesTechnologies related to DFN PKI
EV SSL CertificatesPut it to work
What teams do with the DFN PKI list
Competitor analysis
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Market research
Top markets for DFN PKI: Germany (91.6%), United States (5.8%), France (0.6%). Size the EV SSL Certificates market by geography before you build or invest.
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