Public-record summary
From the public records linked to protonmail.com we extracted four anchors: country Switzerland, registrar MarkMonitor Inc., age 15.7 yrs, encryption status OK. Everything else builds on those.
In-transit protection
For data moving between the user and protonmail.com, the encryption check returned: OK. This is the single most important infrastructural safety check we run.
How long has protonmail.com existed?
According to RDAP records, protonmail.com was registered around 15.7 years ago through MarkMonitor Inc.. This is a useful signal but should be combined with content review.
Infrastructure provider
Our GeoIP lookup places protonmail.com on the Unknown network, geographically in Switzerland. ISP-level reputation matters: established networks tend to act on abuse reports faster.
How we read this profile
For protonmail.com, the combined picture (15.7 yrs, SSL OK, Switzerland hosting, MarkMonitor Inc. registration) lands in the "very_safe" band. That is a starting point, not a final verdict.
Final take
Combining all signals, we rate protonmail.com at 100/100 (very_safe). Always perform your own due diligence before sharing personal data or money.