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Redirect (3xx)

HTTP 301 Moved Permanently

The resource has been permanently moved to a new URL. All future requests should use the new URL.

301

Moved Permanently

The resource has been permanently moved to a new URL. All future requests should use the new URL.

What Causes HTTP 301?

  • Resource was permanently relocated to a new URL
  • Website migrated from HTTP to HTTPS
  • Domain changed and old URLs redirect to new domain
  • URL structure was reorganized permanently

Code Examples

See how HTTP 301 responses look in different programming languages and tools.

curl -I https://example.com/old-page
# Response: 301 Moved Permanently
# Location: https://example.com/new-page

How to Fix HTTP 301

  • Update all links and bookmarks to the new URL
  • Use the Location header value for the new URL
  • Update sitemaps and internal links to point to the new URL
  • Ensure redirect chains are not too long (SEO best practice)

Related Status Codes

302Found

The resource has been temporarily moved to a different URL. The original URL should continue to be used.

304Not Modified

The cached version of the resource is still valid. No content is transferred.

404Not Found

The requested resource could not be found on the server.

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Frequently Asked Questions

What does HTTP 301 mean?

The resource has been permanently moved to a new URL. All future requests should use the new URL.

What causes HTTP 301?

Resource was permanently relocated to a new URL. Website migrated from HTTP to HTTPS. Domain changed and old URLs redirect to new domain. URL structure was reorganized permanently

How to fix HTTP 301?

Update all links and bookmarks to the new URL. Use the Location header value for the new URL. Update sitemaps and internal links to point to the new URL. Ensure redirect chains are not too long (SEO best practice)

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