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NPM Outage History

Every past NPM outage tracked by IsDown, with detection times, duration, and resolution details.

There were 179 NPM outages since November 2018. The 23 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor April 29, 2026

April 2026: npm website issues

Detected Apr 29, 2026 4:07 PM EDT · Resolved Apr 29, 2026 4:53 PM EDT · Duration about 1 hour

The NPM website (www.npmjs.com) experienced issues that were classified as minor in severity. The incident affected user access to the NPM website for 46 minutes. The issue was resolved after investigation by the NPM team.

Minor April 29, 2026

April 2026: Degraded Performance in View Package and Login on npmjs.com

Detected Apr 29, 2026 12:48 PM EDT · Resolved Apr 29, 2026 3:36 PM EDT · Duration about 3 hours

NPM experienced degraded performance affecting the View Package functionality and login system on the npmjs.com website. The incident was classified as minor and lasted approximately 4 minutes. The issue was under investigation with no resolution details provided in the available updates.

Minor April 28, 2026

April 2026: npm website degraded service

Detected Apr 28, 2026 3:55 PM EDT · Resolved Apr 28, 2026 6:28 PM EDT · Duration about 3 hours

The NPM website (www.npmjs.com) experienced degraded service for 2.6 hours. The incident was classified as minor and has been fully resolved. A fix was implemented and monitored before the service was restored to normal operation.

Major April 27, 2026

April 2026: npm Website is unavailable

Detected Apr 27, 2026 5:06 PM EDT · Resolved Apr 27, 2026 6:33 PM EDT · Duration about 1 hour

The NPM website (www.npmjs.com) was completely unavailable for 1.5 hours due to a major service incident. The outage prevented users from accessing the NPM website during this period. The issue was resolved after investigation and restoration efforts.

Minor April 1, 2026

April 2026: Increased errors in viewing packages and authentication on npmjs.com

Detected Apr 1, 2026 6:05 AM EDT · Resolved Apr 1, 2026 9:15 AM EDT · Duration about 3 hours

The NPM website (npmjs.com) experienced increased errors affecting package viewing and user authentication functionality for 3.2 hours. The service disruption impacted users' ability to browse packages and log into their accounts on the website. The issue was resolved after implementing a fix and monitoring the results.

Minor March 31, 2026

March 2026: Degraded Performance in View Package and Login on npmjs.com

Detected Mar 31, 2026 3:12 PM EDT · Resolved Mar 31, 2026 5:53 PM EDT · Duration about 3 hours

NPM experienced degraded performance on the npmjs.com website, specifically affecting package viewing and user authentication functionality. The incident lasted 2.7 hours before being resolved with implemented fixes. The team progressively addressed the performance issues through initial fixes and monitoring before confirming full resolution.

Minor March 30, 2026

March 2026: delay and errors viewing packages and submitting web based authentication

Detected Mar 30, 2026 12:41 PM EDT · Resolved Mar 30, 2026 3:19 PM EDT · Duration about 3 hours

NPM experienced delays and errors affecting package viewing and web-based authentication on the www.npmjs.com website for 2.7 hours. The service team implemented initial fixes and continued monitoring before fully resolving the incident. The issue impacted users' ability to browse packages and authenticate through the web interface.

Minor March 30, 2026

March 2026: delay and errors viewing packages and submitting web based authentication

Detected Mar 30, 2026 10:54 AM EDT · Resolved Mar 30, 2026 12:01 PM EDT · Duration about 1 hour

NPM experienced delays and errors affecting package viewing and web-based authentication on the www.npmjs.com website for 1.1 hours. The issue was identified and a fix was implemented, with the service being monitored before full resolution. The incident was resolved after the fix proved successful.

Major March 25, 2026

March 2026: Issue with npm website and login.

Detected Mar 25, 2026 6:39 PM EDT · Resolved Mar 25, 2026 7:33 PM EDT · Duration about 1 hour

The NPM website (www.npmjs.com) experienced a major outage affecting website access and login functionality for 55 minutes. A fix was implemented and monitored before the incident was fully resolved.

Minor March 5, 2026

March 2026: Degraded performance for package publish

Detected Mar 5, 2026 6:41 AM EST · Resolved Mar 5, 2026 12:37 PM EST · Duration about 6 hours

NPM experienced degraded performance affecting package publishing functionality for 5.9 hours. The service team investigated the issue, implemented a fix, and monitored the results before confirming full resolution. Package publishing operations were impacted during this period but service has been restored to normal performance levels.