OpenResty
Envoy
OpenGSE
Tengine
Apache Traffic Server
AlmaLinux
Cowboy
Angie
Kestrel
Apache Tomcat
gunicorn
Phusion Passenger
Sales outreach
All 670,493 of these sites already run Caddy, with the accounting segment leading at 1,079 sites. Pitch the products and services that fit that exact stack.
Websites using Caddy
Development Utilities Server Software Visit website
Caddy is an open-source web server written in Go that automatically manages HTTPS for websites. It provisions and renews TLS certificates on-the-fly and supports custom domains and internal PKI management.
Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month
- Live websites detected
- 670,493
- Countries with usage
- 203
- Top market: Canada
- 🇨🇦 26.3%
Caddy global heatmap
darker = more sitesCaddy usage by country
by sites detected-
01 🇨🇦 Canada 174,375 26.3%
-
02 🇺🇸 United States 95,963 14.5%
-
03 🇩🇪 Germany 87,864 13.2%
-
04 🇳🇱 Netherlands 68,296 10.3%
-
05 🇬🇧 United Kingdom 37,054 5.6%
-
06 🇫🇷 France 23,862 3.6%
-
07 🇳🇴 Norway 17,033 2.6%
-
08 🇸🇪 Sweden 14,445 2.2%
-
09 🇧🇪 Belgium 12,469 1.9%
-
10 🇷🇺 Russia 11,532 1.7%
And 193 more countries in the full dataset.
Need every Caddy site in one market? Unlock Caddy 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/moCaddy usage by country group
by sites detected-
01 Europe 53 countries 343,987 51.9%
-
02 English-Speaking Countries 45 countries 328,149 49.5%
-
03 Western Europe 24 countries 301,369 45.4%
-
04 North America 4 countries 270,346 40.8%
-
05 European Union (EU) 27 countries 269,127 40.6%
-
06 DACH 4 countries 101,186 15.3%
-
07 Benelux 3 countries 81,673 12.3%
-
08 French-Speaking Countries 31 countries 44,634 6.7%
-
09 Eastern Europe 23 countries 42,594 6.4%
-
10 Nordics 7 countries 41,036 6.2%
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 663,177 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.
Top websites using Caddy
by popularity| # | Website | Popularity | StackSpend | Country | TLD |
|---|---|---|---|---|---|
| 01 | pubmatic.com | 205 | $1.11M+ | 🇺🇸 United States | com |
| 02 |
 vandervossen.net
|
750 | $5.79K+ | 🇺🇳 - | net |
| 03 | lycos.com | 3,970 | $2.52K+ | 🇺🇸 United States | com |
| 04 |
 codeberg.org
|
5,803 | $2.09K+ | 🇩🇪 Germany | org |
| 05 |
 dz-cleaning.com
|
5,990 | $2.06K+ | 🇬🇷 Greece | com |
| 06 | aokzone.com | 8,149 | $1.76K+ | 🇨🇦 Canada | com |
| 07 | calacapress.com | 9,007 | $1.68K+ | 🇨🇦 Canada | com |
| 08 | pow7.com | 12,263 | $1.44K+ | 🇺🇸 United States | com |
| 09 | pubgclanemblem.com | 14,583 | $1.32K+ | 🇨🇦 Canada | com |
| 10 |
 tldp.org
|
15,330 | $1.29K+ | 🇺🇸 United States | org |
| 11 | cfx.re | 16,118 | $13.79K+ | 🇺🇳 Réunion | re |
| 12 |
 technical.city
|
16,402 | $1.34K+ | 🇩🇪 Germany | city |
| 13 |
 napkinlands.com
|
16,581 | $1.24K+ | 🇫🇮 Finland | com |
| 14 | idealist.org | 17,045 | $3.52K+ | 🇺🇸 United States | org |
| 15 | linde-stories.com | 17,364 | $1.21K+ | 🇧🇪 Belgium | com |
| 16 | nitter.net | 18,348 | $2.05K+ | 🇺🇸 United States | net |
| 17 | amsnet.nl | 18,423 | $6.97K+ | 🇳🇱 Netherlands | nl |
| 18 |
 claim.ceo
|
20,563 | $2.72K+ | 🇺🇸 United States | ceo |
| 19 | jusonsmart.com | 20,964 | $1.11K+ | 🇨🇳 China | com |
| 20 | rko-group.ru | 21,280 | $1.09K+ | 🇷🇺 Russia | ru |
This is 20 of 670,493 websites. Download up to 1M sites per list as CSV, enriched with firmographics.
Companies using Caddy
sample, enriched| Company | Website | Employees | Industry | Country | Founded |
|---|---|---|---|---|---|
| Zorgcontact |
 amie.nl
|
201-500 | hospital & health care | 🇳🇱 Netherlands | - |
| EFGH |
 efgh.fr
|
11-50 | Financial Services | 🇫🇷 France | - |
| Kementerian Imigrasi Dan Pemasyarakatan |
 kemenimipas.go.id
|
10001+ | Government Administration | 🇮🇩 Indonesia | 2024 |
| RM-Terex |
 rm-terex.com
|
1001-5000 | Industrial Machinery Manufacturing | 🇺🇳 - | 2012 |
| Sheridanssolicitors |
 sheridanssolicitors.co.uk
|
- | Legal Services | 🇬🇧 United Kingdom | - |
| SAVIS, Spanish Craft Beer |
 savis.es
|
1-10 | Food and Beverage Services | 🇪🇸 Spain | 2015 |
| Tim Jsc |
 tim.bg
|
501-1000 | Security and Investigations | 🇧🇬 Bulgaria | 1993 |
| Evex Hospitals |
 evexhospitals.ge
|
5001-10000 | hospital & health care | 🇬🇪 Georgia | 2012 |
| Fevents Groep |
 fevents.nl
|
51-200 | Hospitality | 🇳🇱 Netherlands | 2009 |
| Good To Go Tires |
 goodtogotire.ca
|
- | Individual and Family Services | 🇨🇦 Canada | - |
| Orange Business Uk |
 orange.co.uk
|
10001+ | Telecommunications | 🇬🇧 United Kingdom | 1994 |
| Caprai |
 caprai.it
|
201-500 | Textile Manufacturing | 🇮🇹 Italy | 1955 |
| Kweizar Energy |
 kweizar.energy
|
501-1000 | Solar Electric Power Generation | 🇺🇳 - | 2024 |
| Rörtema I Nyköping AB |
 rortema.com
|
11-50 | Construction | 🇸🇪 Sweden | 2001 |
| Hülsta Esher |
 hulsta.co.uk
|
5001-10000 | Furniture | 🇬🇧 United Kingdom | 1940 |
| Product Of The Year Singapore - Malaysia |
 poysingapore.com
|
1-10 | Advertising Services | 🇸🇬 Singapore | 2023 |
| Les Scouts Tunisiens |
 scouts.tn
|
51-200 | Non-profit Organizations | 🇹🇳 Tunisia | - |
| Tractebel Engie |
 tractebel-engie.be
|
1001-5000 | Construction | 🇧🇪 Belgium | - |
| PT INTERNUX (BOLT) |
 bolt.id
|
201-500 | Telecommunications | 🇮🇩 Indonesia | 2000 |
| De Bouwhoek |
 debouwhoek.nl
|
10001+ | Education Administration Programs | 🇺🇳 - | 2019 |
| Comunet Business Manager | comunet.es | 11-50 | Software Development | 🇪🇸 Spain | 1996 |
| TAXI PELICANUL |
 taxipelicanul.ro
|
1001-5000 | Truck Transportation | 🇺🇳 - | 2007 |
| Ofd Computersysteme GmbH |
 ofd.de
|
1-10 | - | 🇩🇪 Germany | - |
| Dimedis |
 dimedis.de
|
51-200 | computer software | 🇩🇪 Germany | 1996 |
| LIBERTY Galați |
 libertygalati.ro
|
5001-10000 | Industrial Machinery Manufacturing | 🇷🇴 Romania | 1992 |
| A Funerária Da Abóboda |
 funerariadaaboboda.com
|
- | Individual and Family Services | 🇵🇹 Portugal | - |
| ACRELEC RedBiscuit |
 red-biscuit.com
|
501-1000 | IT Services and IT Consulting | 🇺🇸 United States | 2023 |
| Fiebig Ebert+Jacobi GmbH |
 fej.de
|
- | Pharmaceutical Manufacturing | 🇩🇪 Germany | - |
| National Ambulance UAE |
 nationalambulance.ae
|
501-1000 | Hospitals and Health Care | 🇦🇪 United Arab Emirates | 2010 |
| Your Care Training LTD |
 yourcaretraining.com
|
11-50 | Hospitals and Health Care | 🇬🇧 United Kingdom | 2017 |
| Fortent |
 fortent.com
|
51-200 | Software Development | 🇺🇸 United States | 1993 |
| Kyrgyz State Law University |
 ksla.kg
|
5001-10000 | Law Enforcement | 🇰🇬 Kyrgyzstan | 2003 |
| Experienced Pilots Advancing Safety EPAS |
 epaspilot.org
|
1001-5000 | Airlines and Aviation | 🇺🇸 United States | 2024 |
| INPS ENTERPRISE SOLUTIONS LIMITED | inps4.co.uk | 201-500 | IT Services and IT Consulting | 🇺🇳 - | - |
| Jx Nippon Oil & Energy Europe |
 eneos.eu
|
10001+ | oil & energy | 🇺🇳 - | 1888 |
| Medical Optics Fund |
 medical-optics.org
|
1-10 | Medical Equipment Manufacturing | 🇳🇱 Netherlands | 2018 |
| Tractebel |
 tractebel-engie.com
|
5001-10000 | Civil Engineering | 🇧🇪 Belgium | - |
| Thury |
 thury.fr
|
1-10 | Government Administration | 🇺🇳 - | - |
| Pumper Pickle |
 pumperpickle.com
|
51-200 | Restaurants | 🇺🇸 United States | - |
| Scottish & Newcastle |
 scottish-newcastle.com
|
10001+ | Food and Beverage Services | 🇬🇧 United Kingdom | - |
A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.
Caddy usage by industry
by TLD segment-
01 Accounting 1,079 10.8%
-
02 IT Services and IT Consulting 1,005 10.1%
-
03 Software Development 990 9.9%
-
04 Technology, Information and Internet 772 7.7%
-
05 Business Consulting and Services 714 7.2%
-
06 Construction 551 5.5%
-
07 Restaurants 533 5.3%
-
08 Real Estate 521 5.2%
-
09 Retail 502 5%
-
10 Advertising Services 430 4.3%
Caddy industry distribution chart
share by domain segmentCaddy users by company revenue
9,455 companiesTechnologies related to Caddy
Server SoftwarePut it to work
What teams do with the Caddy list
Competitor analysis
Selling OpenResty, Envoy, or another Server Software product? These 670K Caddy users are your displacement audience, filterable by country and company size.
Market research
Top markets for Caddy: Canada (26.3%), United States (14.5%), Germany (13.2%). Size the Server Software market by geography before you build or invest.
Free for non-profits, academia & data journalists - non-commercial and public-interest use, on request.
Request accessTurn 670,493 Caddy websites into your next campaign, audit, or dataset
Unlock Caddy and download unlimited filtered reports for a month: up to 1M sites per list, segmented by country and TLD.
No contracts, cancel anytime · Instant access after checkout · Data point availability varies by website and report