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All systems operational

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99.69%
Uptime · 90 days
41ms
Global p50 now
23 / 23
Probe cities online
0
Active incidents
Global monitoring engine · response time live
api.acme.io
42ms
response · live
200ms100ms0

Core services

Monitoring enginelive
Runs your scheduled checks
Operational
90 days ago100.00% uptimetoday
Dashboard & web app
app.zappline.com
Recovered
90 days ago99.56% uptimetoday
Public API
api.zappline.com
Recovered
90 days ago99.56% uptimetoday
Alerting & webhooks
Slack, PagerDuty, SMS, email
Recovered
90 days ago98.44% uptimetoday
Status notifications
Subscriber emails & this page
Operational
90 days ago100.00% uptimetoday
CDN & assets
Static delivery
Recovered
90 days ago99.56% uptimetoday

Probe network

North America14ms
5 probe cities
Operational
90 days ago100.00% uptimetoday
Europe9ms
6 probe cities
Operational
90 days ago100.00% uptimetoday
Asia Pacific21ms
5 probe cities
Recovered
90 days ago99.56% uptimetoday
South America28ms
3 probe cities
Operational
90 days ago100.00% uptimetoday
Africa37ms
2 probe cities
Recovered
90 days ago99.56% uptimetoday
Oceania26ms
2 probe cities
Operational
90 days ago100.00% uptimetoday

Incident history

Last 90 days · all times UTC

Elevated alert delivery latency

June 9, 2026 · 38 minutes
  1. Resolved14:46 UTC

    Alert delivery fully recovered. A backed up queue was drained and added capacity is in place. Checks themselves were never affected.

  2. Identified14:20 UTC

    A third party SMS provider was returning timeouts. We failed over to our secondary route and began draining the backlog.

  3. Investigating14:08 UTC

    We are seeing delays in outbound Slack and SMS alerts. Email and webhooks are unaffected.

Degraded checks from ap-southeast

May 19, 2026 · 1 hour 12 minutes
  1. Resolved03:54 UTC

    Routing restored through our Singapore probes. No customer alerts were missed; results were backfilled.

  2. Monitoring02:42 UTC

    Upstream transit issue affecting Asia Pacific probes. We rerouted checks through neighboring cities.

Dashboard slow to load

April 28, 2026 · 26 minutes
  1. Resolved11:30 UTC

    Dashboard performance is back to normal after we rolled back a database migration. Monitoring and alerting were not impacted.

No incidents reported for the other 87 days in this window.

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