Migrating your WordPress site to a new host should not affect your search rankings. If it does, something went wrong during the migration. The good news: SEO disruption from a hosting migration is entirely preventable with the right approach.
Why migrations sometimes hurt SEO
A hosting migration does not change your URLs, content, or domain — so in theory, search engines should not notice. In practice, rankings drop when:
Downtime during the cutover — If Google crawls your site while it is down or returning errors, it can temporarily drop rankings. Minimising downtime during the DNS cutover matters
Broken links or redirects — If internal links break during the migration, crawl paths are disrupted and link equity is lost
SSL misconfiguration — If the new server does not have HTTPS properly configured, the site may be flagged as insecure or return mixed-content warnings
Slow performance on the new host — A poorly configured new environment can actually perform worse than the old one. This affects both user experience and rankings
Robots.txt or noindex settings left from testing — It is common to block search engines during testing on the new server and then forget to remove the restriction before going live
How to protect your SEO during a migration
Migrate during low-traffic hours to minimise exposure
Test the full site on the new server before the DNS cutover
Verify SSL is working correctly on the new host before going live
Check robots.txt and any noindex settings immediately after launch
Monitor Google Search Console for crawl errors in the days following the migration
Confirm site speed on the new host — it should be equal to or better than before
A well-executed migration is invisible to Google. If you want to make sure yours goes that way, take a look at how we handle site transfers. More in our migrations knowledge base.