![Support Guide] Why do DNS / SSL changes take up to 48 hours to propagate? (TTL) - Support Guides - Netlify Support Forums Support Guide] Why do DNS / SSL changes take up to 48 hours to propagate? (TTL) - Support Guides - Netlify Support Forums](https://global.discourse-cdn.com/netlify/original/3X/c/c/cc8168d38dec7e6aa4300a5a4e34ac58b7ffefda.jpeg)
Support Guide] Why do DNS / SSL changes take up to 48 hours to propagate? (TTL) - Support Guides - Netlify Support Forums
GitHub - jeliasson/dns-propagation-checker: Check propagation of DNS records from one or many Name Servers. Useful for validating a DNS zone during migration.
![domain name system - Changing a Cloud DNS IP (Resource Record Type A) with no propagation time - Server Fault domain name system - Changing a Cloud DNS IP (Resource Record Type A) with no propagation time - Server Fault](https://i.stack.imgur.com/q2qCb.png)