Identified - Email confirmations from our test deposit system (test.crossref.org) are not currently being delivered. We're working on a fix.
May 24, 18:42 UTC
Investigating - We’re still experiencing problems with load on the Event Data service. Users may see their queries time out when using the API. We’re investigating and will confirm when the issue is resolved.
Jul 4, 13:15 UTC
APIs Degraded Performance
90 days ago
99.96 % uptime
Today
Public REST API ? Operational
90 days ago
100.0 % uptime
Today
Polite REST API ? Operational
90 days ago
100.0 % uptime
Today
OAI-PMH ? Operational
90 days ago
100.0 % uptime
Today
OpenURL ? Operational
90 days ago
100.0 % uptime
Today
Crossmark dialog server ? Operational
90 days ago
100.0 % uptime
Today
Content negotiation ? Operational
90 days ago
100.0 % uptime
Today
XML API ? Operational
90 days ago
100.0 % uptime
Today
Event Data Query API ? Degraded Performance
90 days ago
99.74 % uptime
Today
Metadata Plus Operational
90 days ago
99.99 % uptime
Today
Plus REST API ? Operational
90 days ago
99.99 % uptime
Today
Plus OAI-PMH ? Operational
90 days ago
100.0 % uptime
Today
XML Snapshots ? Operational
90 days ago
100.0 % uptime
Today
JSON Snapshots ? Operational
90 days ago
100.0 % uptime
Today
Sites Operational
90 days ago
99.98 % uptime
Today
Crossref website ? Operational
90 days ago
100.0 % uptime
Today
Crossref support ? Operational
90 days ago
100.0 % uptime
Today
Metadata search ? Operational
90 days ago
99.95 % uptime
Today
Content Registration Operational
90 days ago
99.9 % uptime
Today
Deposit system ? Operational
90 days ago
99.9 % uptime
Today
Test deposit system ? Operational
90 days ago
99.9 % uptime
Today
External dependencies Operational
90 days ago
100.0 % uptime
Today
AWS cloudFront ? Operational
90 days ago
100.0 % uptime
Today
Handle servers ? Operational
90 days ago
100.0 % uptime
Today
Similarity Check via iThenticate (Turnitin) status found at turnitin.status.io ? Operational
Meta Operational
90 days ago
100.0 % uptime
Today
deliberately-unreliable server ? Operational
90 days ago
100.0 % uptime
Today
Beta Operational
90 days ago
100.0 % uptime
Today
Participation Reports ? Operational
90 days ago
100.0 % uptime
Today
Metadata Manager ? Operational
90 days ago
100.0 % uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
had a major outage
had a partial outage
Public REST API Response Time
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Public REST API Uptime
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Polite REST API Response Time
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Polite REST API Uptime
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Plus REST API Response Time
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Plus REST API Uptime
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Plus OAI-PMH Response Time
Fetching
Plus OAI-PMH Uptime
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OpenURL Response Time
Fetching
OpenURL Uptime
Fetching
Content Negotiation Response Time
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Content Negotiation Uptime
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Crossmark Response Time
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Crossmark Uptime
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Event Data Query API Response Time
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Event Data Query API Uptime
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Past Incidents
Aug 21, 2019

No incidents reported today.

Aug 20, 2019
Completed - The scheduled maintenance has been completed.
Aug 20, 15:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Aug 20, 14:00 UTC
Scheduled - We will be undergoing scheduled maintenance during this time. Our members may experience delays in deposit system admin (doi.crossref.org) and Metadata Manager (crossref.org/metadatamanager) processing. Deposits submitted during this time will be stored and processed after the maintenance has been completed.
Aug 19, 20:43 UTC
Aug 19, 2019

No incidents reported.

Aug 18, 2019

No incidents reported.

Aug 17, 2019

No incidents reported.

Aug 16, 2019

No incidents reported.

Aug 15, 2019

No incidents reported.

Aug 14, 2019

No incidents reported.

Aug 13, 2019
Completed - The scheduled maintenance has been completed.
Aug 13, 15:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Aug 13, 14:00 UTC
Update - We will be undergoing scheduled maintenance during this time.
Aug 12, 17:49 UTC
Scheduled - We will be undergoing scheduled maintenance during this time. Our members may experience delays in deposit system admin (doi.crossref.org) and Metadata Manager (crossref.org/metadatamanager) processing. Deposits submitted during this time will be stored and processed after the maintenance has been completed.
Aug 12, 17:49 UTC
Aug 12, 2019

No incidents reported.

Aug 11, 2019

No incidents reported.

Aug 10, 2019

No incidents reported.

Aug 9, 2019
Resolved - The Metadata Plus REST API has been performing as expected for the last 22 hours, so we're closing this issue.
Aug 9, 13:16 UTC
Identified - Users of the Metadata Plus REST API may have experienced intermittent slow response times over the last 48 hours. This has been caused by one of our Plus users going over the rate limits. We’re in contact with them now and expect performance to return to normal very soon.
Aug 8, 14:35 UTC
Aug 7, 2019

No incidents reported.