- cache.
- Server-Side Caching: The new server you’re pointing to might have its own caching system (like Varnish or Redis) or be behind a CDN (Content Delivery Network) like Cloudflare, which could be serving a stored version of the old site.
- Incorrect Configuration: There might be a mistake in the DNS settings. You may have edited the wrong record, have multiple conflicting A records, or forgotten to save the changes.