Crossref status is Partially Degraded Service

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Crossref APIs

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Public REST API
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Polite REST API
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Crossmark dialog server
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Admin tool
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Crossref Sites

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Metadata search
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Last updated 1 minute ago from official status page. Learn more
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Active Incidents

Metadata indexing failure and instability on the REST API (Starting Friday 12th 20:00 UTC and continuing) affecting several other tools
Started 15 Sep 2025 09:13:17 (11 days ago), still ongoing
Minor Incident
Identified
Public REST API
Polite REST API
Metadata search
Participation reports
Crossmark dialog server

We have found that some records failed to be indexed by the REST API on Friday 12th September, and continuing. Our technical team is investigating.

Recently Resolved Incidents

Admin tool - doi.crossref.org - returning 503 status code error - service unavailable
Started 20 Sep 2025 20:08:01 (5 days ago), resolved 21 Sep 2025 02:07:22 (5 days ago)
Critical Incident
Resolved
Admin tool

We are currently investigating this issue. -IF

Crossref Outage Survival Guide

A step-by-step guide to help you survive a Crossref outage
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    Crossref Components

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    Crossref APIs

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    Public REST API
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    Metadata indexing failure and instability on the REST API (Starting Friday 12th 20:00 UTC and continuing) affecting several other tools
    Started 15 Sep 2025 09:13:17 (11 days ago), still ongoing
    Minor Incident
    Identified
    Public REST API
    Polite REST API
    Metadata search
    Participation reports
    Crossmark dialog server

    We have found that some records failed to be indexed by the REST API on Friday 12th September, and continuing. Our technical team is investigating.

    Polite REST API
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    Metadata indexing failure and instability on the REST API (Starting Friday 12th 20:00 UTC and continuing) affecting several other tools
    Started 15 Sep 2025 09:13:17 (11 days ago), still ongoing
    Minor Incident
    Identified
    Public REST API
    Polite REST API
    Metadata search
    Participation reports
    Crossmark dialog server

    We have found that some records failed to be indexed by the REST API on Friday 12th September, and continuing. Our technical team is investigating.

    OAI-PMH
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    XML API
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    Event Data Query API
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    OpenURL
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    Crossmark dialog server
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    Metadata indexing failure and instability on the REST API (Starting Friday 12th 20:00 UTC and continuing) affecting several other tools
    Started 15 Sep 2025 09:13:17 (11 days ago), still ongoing
    Minor Incident
    Identified
    Public REST API
    Polite REST API
    Metadata search
    Participation reports
    Crossmark dialog server

    We have found that some records failed to be indexed by the REST API on Friday 12th September, and continuing. Our technical team is investigating.

    Public content negotiation
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    Polite content negotiation
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    Crossref Metadata Plus

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    Plus REST API
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    Plus OAI-PMH
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    XML Snapshots
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    JSON Snapshots
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    Plus content negotiation
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    Key Manager
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    Crossref Content Registration

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    Admin tool
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    Admin tool - doi.crossref.org - returning 503 status code error - service unavailable
    Started 20 Sep 2025 20:08:01 (5 days ago), resolved 21 Sep 2025 02:07:22 (5 days ago)
    Critical Incident
    Resolved
    Admin tool

    We are currently investigating this issue. -IF

    Test admin tool
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    Web deposit form
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    Record registration form
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    Crossref Metadata files

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    Open Funder Registry
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    Retraction Watch
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    Annual public data files
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    Crossref Sites

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    Crossref website
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    Crossref support
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    Metadata search
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    Metadata indexing failure and instability on the REST API (Starting Friday 12th 20:00 UTC and continuing) affecting several other tools
    Started 15 Sep 2025 09:13:17 (11 days ago), still ongoing
    Minor Incident
    Identified
    Public REST API
    Polite REST API
    Metadata search
    Participation reports
    Crossmark dialog server

    We have found that some records failed to be indexed by the REST API on Friday 12th September, and continuing. Our technical team is investigating.

    Participation reports
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    Metadata indexing failure and instability on the REST API (Starting Friday 12th 20:00 UTC and continuing) affecting several other tools
    Started 15 Sep 2025 09:13:17 (11 days ago), still ongoing
    Minor Incident
    Identified
    Public REST API
    Polite REST API
    Metadata search
    Participation reports
    Crossmark dialog server

    We have found that some records failed to be indexed by the REST API on Friday 12th September, and continuing. Our technical team is investigating.

    Crossref Integrations and external dependencies

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    Handle servers
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    Monitoring of iThenticate can be seen at https://turnitin.statuspage.io.
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    AWS cloudfront
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    ORCID Auto-update
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    Crossref Meta

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    deliberately-unreliable server
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    Demo Auth
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    Crossref Beta

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    Metadata Manager
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    Crossref Alternatives