Isitreallydown?
// Incident Post-MortemDRN-325469A4

SendGrid outage on April 17, 2026

Minor severityResolved45 minEmail API
Started · UTC
Apr 17, 01:13 PM
25d ago
Resolved · UTC
Apr 17, 01:58 PM
25d ago
Duration
45 min
End-to-end
Peak confidence
45.00
0 snapshots
// What happened

Apr 17, 06:13 PDTResolved - Our engineers have monitored the fix and confirmed the issue with Marketing Campaign uploads and deletion has been resolved. All services are now operating normally at this time.Apr 17, 05:52 PDTMonitoring - Our engineers have implemented a fix and are monitoring system performance. We will provide another update in an hour or as soon as more information becomes available.Apr 17, 04:58 PDTInvestigating - Starting around 04:30 PST on April 17th, 2026, our engineers began investigating an issue with contact upload delays when using TNE Marketing Campaings (Legacy Mark

Deterministic readout · awaiting AI summary pass

// Timeline
  1. Incident detected

    Minor confidence crossed the incident threshold for Contact uploads being delayed - TNE Marketing Campaigns.

  2. Marked resolved

    The incident was closed after 45 min of observed impact.

// Signals by source0 sources

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

// Aggregate evidence

Confidence scoring

45.00

The incident reached 45.00 peak confidence across available 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 Fri, Apr 17, 2026, 01:58 PM UTC.

// User impact

SendGrid users likely saw failed connections, degraded availability, or session instability for this Email API service. The incident reached Minor severity and lasted 45 min. The stored report window does not show a preserved user-report spike.