Diagnostic report

proton.me

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✕
Problems detected
5 passed · 0 warnings · 1 failed
✕

Domain registration

fail

proton.me does not appear to be registered (it may be available).

✓

Nameservers

pass

3 nameservers configured.

Nameservers ns2.proton.me, ns3.proton.me, ns1.proton.me
✓

Nameservers responding

pass

All nameservers are responding on port 53.

Responding ns2.proton.me, ns3.proton.me, ns1.proton.me
✓

A record

pass

Resolves to 185.70.42.45.

IP address 185.70.42.45
✓

IP responds to ping

pass

185.70.42.45 is reachable (106 ms).

✓

SSL certificate

pass

Valid — expires in 52 days (Aug 13, 2026).

Issued to proton.me Issuer Let's Encrypt Expires Aug 13, 2026 (in 52 days)
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