All Systems Operational
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
Sites Operational
Crossref website ? Operational
Crossref support ? Operational
Metadata search ? Operational
Participation reports ? Operational
Content Registration Operational
Admin tool ? Operational
Test admin tool ? 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
Public REST API Response Time
Fetching
Public REST API Uptime
Fetching
Polite REST API Response Time
Fetching
Polite REST API Uptime
Fetching
Plus REST API Response Time
Fetching
Plus REST API Uptime
Fetching
Plus OAI-PMH Response Time
Fetching
Plus OAI-PMH Uptime
Fetching
OpenURL Response Time
Fetching
OpenURL Uptime
Fetching
Public Content Negotiation Response Time
Fetching
Public Content Negotiation Uptime
Fetching
Polite Content Negotiation Response Time
Fetching
Polite Content Negotiation Uptime
Fetching
Plus Content Negotiation Response Time
Fetching
Plus Content Negotiation Uptime
Fetching
Crossmark Response Time
Fetching
Crossmark Uptime
Fetching
Event Data Query API Response Time
Fetching
Event Data Query API Uptime
Fetching
Crossref Metadata Search
Fetching
Past Incidents
May 28, 2024

No incidents reported today.

May 27, 2024

No incidents reported.

May 26, 2024

No incidents reported.

May 25, 2024

No incidents reported.

May 24, 2024

No incidents reported.

May 23, 2024

No incidents reported.

May 22, 2024

No incidents reported.

May 21, 2024
Completed - The scheduled maintenance has been completed.
May 21, 16:00 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 21, 14:00 UTC
Update - We will be undergoing scheduled maintenance during this time.
May 21, 12:34 UTC
Scheduled - We will be undergoing scheduled maintenance on Tuesday, 21 May 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.
May 20, 15:31 UTC
May 20, 2024

No incidents reported.

May 19, 2024

No incidents reported.

May 18, 2024
Completed - The scheduled maintenance has been completed.
May 18, 16:30 UTC
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
May 18, 14:00 UTC
Scheduled - We will be undergoing scheduled network maintenance on Saturday, 18 May from 1400 to 1800 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.
May 15, 15:05 UTC
May 17, 2024

No incidents reported.

May 16, 2024

No incidents reported.

May 15, 2024

No incidents reported.

May 14, 2024

No incidents reported.