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Email Hosting Updated June 13, 2026

Companies using Proton Mail — 2,771 sites

All 2,771 companies in our database running Proton Mail, sorted by global traffic rank. Sign in to unlock emails and export to CSV.

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Filter: 🇺🇸 United States🇨🇦 Canada🇩🇪 Germany🇫🇷 France + Add tech filter All filters →
Showing 10 of 2,771 companies ↓ Export CSV
#DomainCountryGlobal rankEmail
1 neocities.org United States #1623 🔒 Sign in
2 theintercept.com United States #1643 🔒 Sign in
3 proton.me Germany #2186 🔒 Sign in
4 ghostery.com United States #3234 🔒 Sign in
5 etymonline.com — #3248 🔒 Sign in
6 gdpr.eu France #3481 🔒 Sign in
7 gab.com — #3960 🔒 Sign in
8 epic.org — #6110 🔒 Sign in
9 morguefile.com Canada #6358 🔒 Sign in
10 stocksnap.io — #6413 🔒 Sign in
Showing 10 of 2,771 · sign in to unlock all Get full list →
Why sales teams search for Proton Mail

Companies on Proton Mail run professional email infrastructure. Target for productivity suites, email security, and business communication tools.

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Companies using Proton Mail also commonly use
Open GraphHTTP/3Cloudflare DNSCloudflareHSTSCloudflare CDNBootstrapSchema.org
Other Email Hosting technologies Browse all →
Google Workspace185,297 Microsoft 365 Mail171,604 Yandex Mail11,556 Zoho Mail9,554 Mailgun4,331 Mail.ru3,960 TimeWeb Mail3,320 Namecheap Email2,997 Apple iCloud Mail1,933 Amazon SES266 SendGrid MX230

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By country
🇺🇸 United States 580 🇨🇦 Canada 249 🇩🇪 Germany 195 🇫🇷 France 72 🇳🇱 Netherlands 65 🇫🇮 Finland 44
Often used with
Open GraphHTTP/3Cloudflare DNSCloudflareHSTSCloudflare CDNBootstrapSchema.org