DMARC
Google Workspace
Godaddy Professional Email
Namecheap Business Email
IONOS Hosted Email
Hostinger Business Email
Strato Email
HostGator Email
OVH mail
Opensrs MX
Above.com MX
Sales outreach
All 280,792 of these sites already run Fastmail, with the software development segment leading at 1,616 sites. Pitch the products and services that fit that exact stack.
Websites using Fastmail
MX & Email Hosting Services Email Hosting Visit website
Fastmail is an email hosting service that prioritizes privacy and security. It offers features such as calendar integration, contact management, and tools to manage email efficiently across devices.
Up to 1M sites per list · Segment by country & TLD to cover the full footprint · Unlimited report rebuilds for 1 month
- Live websites detected
- 280,792
- Countries with usage
- 194
- Top market: United States
- 🇺🇸 54.9%
Fastmail global heatmap
darker = more sitesFastmail usage by country
by sites detected-
01 🇺🇸 United States 151,992 54.9%
-
02 🇬🇷 Greece 44,992 16.2%
-
03 🇧🇪 Belgium 12,869 4.6%
-
04 🇬🇧 United Kingdom 12,156 4.4%
-
05 🇩🇪 Germany 9,896 3.6%
-
06 🇨🇦 Canada 8,434 3%
-
07 🇦🇺 Australia 5,211 1.9%
-
08 🇳🇱 Netherlands 4,768 1.7%
-
09 🇫🇷 France 4,048 1.5%
-
10 🇸🇪 Sweden 1,744 0.6%
And 184 more countries in the full dataset.
Need every Fastmail site in one market? Unlock Fastmail 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/moFastmail usage by country group
by sites detected-
01 English-Speaking Countries 47 countries 181,721 65.6%
-
02 North America 5 countries 160,460 57.9%
-
03 Western Europe 23 countries 98,223 35.5%
-
04 European Union (EU) 27 countries 86,362 31.2%
-
05 Balkans 11 countries 46,292 16.7%
-
06 French-Speaking Countries 21 countries 18,450 6.7%
-
07 Benelux 3 countries 17,688 6.4%
-
08 DACH 4 countries 11,833 4.3%
-
09 Asia-Pacific (APAC) 41 countries 10,544 3.8%
-
10 Oceania 17 countries 6,477 2.3%
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 276,895 sites with a known country, so they describe overlapping views of the same data and do not add up to 100%.
Top websites using Fastmail
by popularity| # | Website | Popularity | StackSpend | Country | TLD |
|---|---|---|---|---|---|
| 01 | trainedmonkey.com | 719 | $5.91K+ | 🇺🇸 United States | com |
| 02 | paranoidfish.org | 752 | $5.78K+ | 🇺🇳 - | org |
| 03 | a-mo.net | 753 | $2.73K+ | 🇺🇳 - | net |
| 04 | minjungkim.com | 758 | $5.76K+ | 🇺🇸 United States | com |
| 05 |
 lunenburg.org
|
766 | $5.73K+ | 🇺🇸 United States | org |
| 06 | mcornick.org | 786 | $42.28K+ | 🇺🇸 United States | org |
| 07 | love2tap.com | 788 | $5.65K+ | 🇺🇸 United States | com |
| 08 | wademinter.com | 950 | $5.14K+ | 🇺🇸 United States | com |
| 09 | mcornick.is | 953 | $41.77K+ | 🇮🇸 Iceland | is |
| 10 |
 plex.tv
|
1,147 | $17.91K+ | 🇺🇸 United States | tv |
| 11 | amxrtb.com | 3,075 | $1.9K+ | 🇺🇸 United States | com |
| 12 |
 ipapi.co
|
3,217 | $2.82K+ | 🇺🇸 United States | co |
| 13 |
 urbandictionary.com
|
3,289 | $9.22K+ | 🇺🇸 United States | com |
| 14 |
 videolan.org
|
3,316 | $2.76K+ | 🇫🇷 France | org |
| 15 | laracasts.com | 3,341 | $2.75K+ | 🇺🇸 United States | com |
| 16 |
 ip.sb
|
3,796 | $2.59K+ | 🇸🇧 Solomon Islands | sb |
| 17 | emojipedia.org | 3,887 | $2.55K+ | 🇺🇸 United States | org |
| 18 | thunderbird.net | 4,207 | $1.73M+ | 🇺🇸 United States | net |
| 19 | memcached.org | 4,482 | $2.38K+ | 🇺🇸 United States | org |
| 20 | fuller.li | 5,198 | $2.21K+ | 🇱🇮 Liechtenstein | li |
This is 20 of 280,792 websites. Download up to 1M sites per list as CSV, enriched with firmographics.
Companies using Fastmail
sample, enriched| Company | Website | Employees | Industry | Country | Founded |
|---|---|---|---|---|---|
| Keller Williams Cosmos |
 kwcosmos.gr
|
10001+ | Real Estate | 🇬🇷 Greece | 2020 |
| Tritoxo Project Management |
 tritoxo.eu
|
1-10 | Renewables & Environment | 🇬🇷 Greece | 2012 |
| Avantech |
 avantech.com.zm
|
501-1000 | Mining | 🇿🇲 Zambia | 2007 |
| IEEE Oregon Section Region 6 |
 ieee-oregon.org
|
1001-5000 | Non-profit Organizations | 🇺🇳 - | - |
| Kms Buildings S.a. - Isobox. |
 kms.gr
|
51-200 | Construction | 🇬🇷 Greece | 1989 |
| South Crete Touristic Services SA |
 southcrete.gr
|
11-50 | Leisure, Travel & Tourism | 🇬🇷 Greece | 1978 |
| Beastarwithus |
 beastarwithus.com
|
5001-10000 | Advertising Services | 🇬🇷 Greece | 1998 |
| Space Management |
 spacemanagement.com
|
201-500 | Facilities Services | 🇺🇸 United States | 1997 |
| OPTOVISION - PAPAEFTHYMIOU O.E. |
 opto-vision.gr
|
- | - | 🇬🇷 Greece | - |
| Kentucky Occupational Therapy Association |
 kotaweb.org
|
501-1000 | Hospitals and Health Care | 🇺🇸 United States | 1947 |
| Aggarwal College , Ballabgarh | collg.com | 5001-10000 | Higher Education | 🇺🇳 - | - |
| ASHRAE Hellenic Chapter |
 ashrae.gr
|
51-200 | Industrial Machinery Manufacturing | 🇬🇷 Greece | 1999 |
| ALLIANCE EU |
 alliance-heu-project.eu
|
1-10 | Information Services | 🇧🇪 Belgium | - |
| Conroe Lodge #748 |
 conroe748.com
|
201-500 | Non-profit Organizations | 🇺🇸 United States | - |
| StartupNorth |
 startupnorth.ca
|
1001-5000 | Software Development | 🇨🇦 Canada | 2007 |
| Uva Design Studio |
 uvadesignstudio.com
|
- | - | 🇺🇸 United States | - |
| Keller Williams Athens Center |
 kwac.gr
|
10001+ | Real Estate | 🇬🇷 Greece | 1983 |
| Noam AI | One Research LTD |
 noamai.org
|
11-50 | Software Development | 🇺🇳 - | - |
| Inversora Familiar S.A. |
 inversorafamiliar.com
|
11-50 | Real Estate | 🇦🇷 Argentina | 2010 |
| Seestieto | seestieto.com | - | IT Services and IT Consulting | 🇺🇳 - | - |
| Redline Metals Inc |
 redlinemetals.com
|
51-200 | Mining | 🇺🇸 United States | 1993 |
| Harvard Financial Analysts Club |
 harvardfac.org
|
501-1000 | Financial Services | 🇺🇸 United States | 1996 |
| Otto Uk |
 russelljsmith.co.uk
|
5001-10000 | Retail | 🇬🇧 United Kingdom | - |
| Ibrahim Bin Talib International Group |
 talibgroup.net
|
201-500 | machinery | 🇸🇦 Saudi Arabia | 1992 |
| Gorilla Themes |
 gorillathemes.com
|
1-10 | - | 🇺🇸 United States | - |
| San Francisco Regional Mensa |
 sfmensa.org
|
1001-5000 | Non-profit Organization Management | 🇺🇸 United States | 1965 |
| Denver East High School Alumni, Parents,… |
 eastangelfoundation.org
|
10001+ | Education | 🇺🇸 United States | 1875 |
| 491 Gallery |
 491gallery.org
|
- | Wellness and Fitness Services | 🇬🇧 United Kingdom | - |
| Careerty Informatics Private Limited |
 careerty.com
|
1-10 | Technology, Information and Internet | 🇮🇳 India | 2014 |
| Mole Group |
 molepharmacy.com
|
11-50 | Retail Pharmacies | 🇬🇷 Greece | 2016 |
| Aceros Otero |
 oteroindustrial.cl
|
1001-5000 | Wholesale | 🇨🇱 Chile | 1963 |
| DiTECT Project EU/China |
 ditect.eu
|
501-1000 | Food and Beverage Services | 🇬🇷 Greece | 2020 |
| FIRE SPRINKLER CONTRACTORS ASSOCIATION OF… |
 fscatx.org
|
201-500 | Civic and Social Organizations | 🇺🇸 United States | 2012 |
| Manager's Office Marketing & Management… |
 managersoffice.net
|
10001+ | Business Consulting and Services | 🇺🇸 United States | 1961 |
| Garner Construction |
 garnerwbe.com
|
51-200 | Construction | 🇺🇸 United States | 1991 |
| Chapman Built |
 chapmanbuilt.com.au
|
- | Construction | 🇦🇺 Australia | - |
| Ortec |
 ortec-online.com
|
201-500 | electrical/electronic manufacturing | 🇺🇸 United States | 1960 |
| Thesiswhisperer |
 thesiswhisperer.com
|
1-10 | Higher Education | 🇦🇺 Australia | 2010 |
| BookLover.gr |
 booklover.gr
|
11-50 | Book Publishing | 🇬🇷 Greece | 2025 |
| SPINE ACTION |
 spineaction.gr
|
51-200 | Medical Equipment Manufacturing | 🇬🇷 Greece | 2007 |
A sample of enriched company profiles. Full exports include company, social, and spend signals on every domain.
Fastmail usage by industry
by TLD segment-
01 Software Development 1,616 18.5%
-
02 IT Services and IT Consulting 1,065 12.2%
-
03 Technology, Information and Internet 1,063 12.2%
-
04 Business Consulting and Services 594 6.8%
-
05 Advertising Services 491 5.6%
-
06 information technology and services 342 3.9%
-
07 computer software 339 3.9%
-
08 Design Services 320 3.7%
-
09 Construction 314 3.6%
-
10 Retail 273 3.1%
Fastmail industry distribution chart
share by domain segmentFastmail users by company revenue
8,807 companiesTechnologies related to Fastmail
Email HostingPut it to work
What teams do with the Fastmail list
Competitor analysis
Selling SPF (Sender Policy Framework), DMARC, or another Email Hosting product? These 281K Fastmail users are your displacement audience, filterable by country and company size.
Market research
Top markets for Fastmail: United States (54.9%), Greece (16.2%), Belgium (4.6%). Size the Email Hosting 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 280,792 Fastmail websites into your next campaign, audit, or dataset
Unlock Fastmail 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