Downrightnow
// Incident Post-MortemDRN-C61D4082

ProtonMail outage on June 25, 2026

Major severityResolved3hEmail
Started · UTC
Jun 25, 07:30 AM
4h ago
Resolved · UTC
Jun 25, 10:30 AM
39m ago
Duration
3h
End-to-end
Peak confidence
80.00
152 snapshots
// User impact

ProtonMail users likely saw failed connections, degraded availability, or session instability for this Email service. The incident reached Major severity and lasted 3h. The stored report window does not show a preserved user-report spike.

// What happened

Jun 25, 09:30 CEST Investigating - Some Proton VPN servers in Cuba, Honduras, Guatemala and the Dominican Republic are currently unavailable. We are working with the upstream datacenter in order to solve the issue as soon as possible. We apologize for the inconvenience.

Deterministic readout · awaiting AI summary pass

// Timeline

  1. Incident detected

    Major confidence crossed the incident threshold for ProtonMail: partial outage on Proton VPN servers in Cuba, Honduras, Guatemala and the Dominican Republic.

  2. Marked resolved

    The incident was closed after 3h of observed impact.

  3. Peak confidence reached

    Confidence peaked at 80.00 while the service was marked Operational.

// Signals by source0 sources

No per-source signal payloads were preserved in this incident's snapshot window.

// Aggregate evidence

Confidence scoring

80.00

The incident reached 80.00 peak confidence across 152 stored status snapshots.

User reports

0 / 15m

No elevated user-report volume was preserved in the incident window snapshots.

Status samples

0 affected

The incident row exists, but the bounded snapshot window does not include affected status samples.

Recovery signal

Resolved

Recovery was recorded at Thu, Jun 25, 2026, 10:30 AM UTC.