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Domain Due Diligence
Report for Proton.me

Report Date October 30, 2025
Recommendation
Proceed
Overall Summary
Safe
Why we think so

Proton.me is a well-established technology service with over 50 million monthly visits and a high global ranking (#723). It is widely used primarily in the United States and several European countries. The domain is secure, using valid SSL certificates and robust DNS configurations. The website features advanced technology integrations and multilingual support. Proton operates under Swiss jurisdiction with a history going back to 2010, and it maintains a transparent and accountable approach to legal data requests. Despite the presence of phishing scams impersonating Proton emails, there is no credible evidence that proton.me itself is fraudulent. The company has earned privacy-related legal victories and maintains active oversight of its security posture through user reports and transparency reports.

Confidence Score
90%

Risk Insights

🌐

Strong Web Presence

Over 50 million monthly visits
High global rank (#723)
Leading usage in US and Europe
🔒

Secure Domain Setup

Established since 2010
Valid SSL certificates
Protected WHOIS information
⚠️

Phishing Attempts Reported

Fake emails imitate Proton branding
Users targeted for credential theft
Official domain not fraudulent

Contradictory Signals

While proton.me is legitimate, scammers exploit its brand to target users via email.

Signal A: Domain integrity and secure technical indicators

Signal B: External phishing scams leveraging Proton brand

Category Scores

Identity 95/100
Reputation 90/100
Technical 90/100
Content 85/100
Legal 90/100
Business Validity 90/100

Red Flags & Warnings

  • Phishing scams have been reported that impersonate proton.me emails, which can cause credential theft if users are not cautious.

🔎 Detailed Checks & Analysis

Domain reputation and traffic

Score: 90/100
Passed

"This indicates broad legitimate use and reduces risk of scam classification."

Reason: Proton.me enjoys strong and consistent traffic with top-ranking global presence.

Domain age and technical security

Score: 90/100
Passed

"Older, properly configured domains typically show trustworthy infrastructure."

Reason: Domain registered over a decade ago with valid SSL and protected DNS setup.

Blacklist and phishing status

Score: 95/100
Passed

"Clean blacklist records indicate low scam risk."

Reason: No inclusion in crypto scam or Google Safe Browsing blacklists.

Reported scams or frauds

Score: 80/100
Passed

"Users should remain cautious, but domain itself is not fraudulent."

Reason: No direct fraud attributed to proton.me, though phishing imitates the brand.

Legal and customer trust

Score: 90/100
Passed

"This enhances user confidence and corporate legitimacy."

Reason: Company maintains transparency, legal victories, and complies responsibly with legal demands.

Your Next Steps

  • 1
    Use proton.me services as usual but remain vigilant for phishing attempts pretending to be from Proton emails.
  • 2
    Never enter credentials through links received in unsolicited or suspicious emails claiming to be from proton.me.
  • 3
    Report any phishing or suspicious emails to Proton's official support at contact@proton.me.
  • 4
    Check the SSL certificate and domain spelling before submitting sensitive information online.
  • 5
    Follow Proton's published transparency reports and updates to stay informed about their security practices.

Evidence & Citations

🕵🏻 Keep investigating

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