Is Crossref down right now?
No — Crossref is up. All systems operational as of Oct 12, 4:50 AM UTC.
Current Status
All Systems Operational
Components
Recent Incidents
Metadata Plus REST API not validating API keys
criticalOct 5, 2026 · resolved Oct 5
We have identified the problem due to a bug in a deployment. The deployment was reversed and the Plus pool of the API is working normally again.
test.crossref.org is currently being monitored
criticalOct 4, 2026 · resolved Oct 5
This incident has been resolved.
Test admin tool - test.crossref.org - is down
criticalSep 27, 2026 · resolved Sep 27
This incident has been resolved.
www.crossref.org was down for 70 mins on Sunday, 13 September; we're monitoring for the coming weeks
noneSep 14, 2026 · resolved Sep 24
This incident has been resolved.
Errors logging in to the test admin tool - test.crossref.org
majorSep 21, 2026 · resolved Sep 21
This incident has been resolved. Members can now log in to our test admin tool - test.crossref.org - as normal. Between approximately 21:30 UTC on 20 September and 08:30 UTC on 21 September, members attempting to log in saw the error "Error connecting to the authentication service." Our technical team restored the service and confirmed that login is working again.
Get alerted when Crossref goes down
Alert24 monitors Crossref and 3,700+ other cloud and SaaS providers. When an outage is detected, it updates your status page automatically and pages your on-call team. No manual updates at 2 AM.
Crossref status — frequently asked questions
Is Crossref down right now?
No — Crossref is up. All systems operational as of Oct 12, 4:50 AM UTC.
What is Crossref's current status?
Crossref: All Systems Operational. Alert24 checks Crossref's status page continuously and can notify you the moment it changes.
How do I get alerted when Crossref goes down?
Alert24 monitors Crossref and 3,700+ other cloud and SaaS providers. When an outage is detected it updates your status page automatically and pages your on-call team — no manual checks. Start free at alert24.net.