Healthchecks.io Status - Vorfallhistorie

Welcome to the Healthchecks.io status page. If there are interruptions to service, we will post a report here, and on our Mastodon account.

Vergangene Vorfälle

Nov, 2026

Okt, 2026

Sep, 2026

Nov, 2026
1. Delayed email delivery to yahoo.com and aol.com email addressesEmail Delivery
  Gestartet: 6 Nov, 07:45 UTC
  Dauer: 3 Tage, 22 Stunden
  Yahoo mail servers are currently rejecting email messages from our mail server with a message: "Messages from 188.40.17.40 temporarily deferred due to unexpected volume or user complaints - 4.16.55.1". We have submitted a sender support request to Yahoo.
  Untersuchung: 9 Nov, 12:02 UTC
  Yahoo servers are still rejecting most of our mail. Some messages occasionally are accepted, but the majority is rejected and sit in our mail server's retry queue. We have submitted another support request to Yahoo but have not received any reply.
  Gelöst: 10 Nov, 06:13 UTC
  The issue is resolved.
Okt, 2026
1. Network instabilityNotification SenderPing APIDashboard
  Gestartet: 15 Okt, 17:57 UTC
  Dauer: 9 Stunden, 42 Minuten
  We are investigating intra-datacenter connectivity issues.
  Gelöst: 16 Okt, 03:39 UTC
  The issue is resolved.
Sep, 2026
1. Delayed email delivery to outlook.com email addressesEmail Delivery
  Gestartet: 4 Sep, 12:02 UTC
  Dauer: 33 Minuten
  Outlook.com mail servers are currently rejecting email messages from our mail server with a message: "Server busy. Please try again later". It is unclear if outlook.com servers are intentionally throttling email messages or having technical issues.
  
  Gelöst: 4 Sep, 12:35 UTC
  Outlook.com servers are accepting our email again.