Crossref Status

All Systems Operational

Uptime over the past 90 days. View historical uptime.

APIs Operational

Public REST API Operational

Polite REST API Operational

OAI-PMH Operational

XML API Operational

Event Data Query API Operational

OpenURL Operational

Crossmark dialog server Operational

Public content negotiation Operational

Polite content negotiation Operational

Metadata Plus Operational

Plus REST API Operational

Plus OAI-PMH Operational

XML Snapshots Operational

JSON Snapshots Operational

Plus content negotiation Operational

Content Registration Operational

Admin tool Operational

Test admin tool Operational

Metadata files Operational

90 days ago

100.0 % uptime

Today

Open Funder Registry Operational

90 days ago

100.0 % uptime

Today

Retraction Watch Operational

90 days ago

100.0 % uptime

Today

Annual public data files Operational

90 days ago

100.0 % uptime

Today

Sites Operational

Crossref website Operational

Crossref support Operational

Metadata search Operational

Participation reports Operational

External dependencies Operational

Handle servers Operational

Similarity Check via iThenticate from Turnitin - status found at https://turnitin.statuspage.io/ Operational

AWS cloudfront Operational

Meta Operational

deliberately-unreliable server Operational

Demo Auth Operational

Beta Operational

Metadata Manager Operational

Operational

Degraded Performance

Partial Outage

Major Outage

Maintenance

System Metrics Month Week Day

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

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Plus OAI-PMH Uptime

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OpenURL Response Time

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OpenURL Uptime

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Public Content Negotiation Response Time

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Public Content Negotiation Uptime

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Polite Content Negotiation Response Time

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Polite Content Negotiation Uptime

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Plus Content Negotiation Response Time

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Plus 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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Crossref Metadata Search

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Past Incidents

Jul 27, 2024

No incidents reported today.

Jul 26, 2024

No incidents reported.

Jul 25, 2024

No incidents reported.

Jul 24, 2024

No incidents reported.

Jul 23, 2024

23 July - weekly maintenance, release v0.199.0

Completed - The scheduled maintenance has been completed.
Jul 23, 16:00 UTC

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Jul 23, 14:00 UTC

Scheduled - We will be undergoing scheduled maintenance - release v0.199.0 - on Tuesday, 23 July from 1400 to 1600 UTC. Our members may experience delays in deposit system admin tool (doi.crossref.org) processing. Deposits submitted during this time will be stored and processed after the maintenance has been completed.
Jul 22, 16:17 UTC

Jul 22, 2024

No incidents reported.

Jul 21, 2024

No incidents reported.

Jul 20, 2024

No incidents reported.

Jul 19, 2024

No incidents reported.

Jul 18, 2024

No incidents reported.

Jul 17, 2024

No incidents reported.

Jul 16, 2024

16 July - weekly maintenance release

Completed - The scheduled maintenance has been completed.
Jul 16, 16:00 UTC

In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Jul 16, 14:00 UTC

Scheduled - We will be undergoing scheduled maintenance on Tuesday, 16 July from 1400 to 1600 UTC. Our members may experience delays in deposit system admin tool (doi.crossref.org) processing. Deposits submitted during this time will be stored and processed after the maintenance has been completed.
Jul 15, 15:33 UTC

Jul 15, 2024

No incidents reported.

Jul 14, 2024

No incidents reported.

Jul 13, 2024

No incidents reported.

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