DNS propagation can take up to 24-48 hours to complete globally, although it's often much quicker than this.
Factors affecting DNS propagation
- TTL (Time To Live): The lower the TTL value, the faster the propagation
- Geographic location: Some regions may see changes faster than others
- ISP caching policies: Different internet service providers cache DNS records for varying lengths
- Type of DNS change: Some changes propagate faster than others
Checking DNS propagation
You can check if your DNS changes have propagated using tools like:
- whatsmydns.net
- dnschecker.org
- Command line tools like
nslookupordig
Tip: To speed up DNS propagation for future changes, consider lowering your domain's TTL value before making DNS modifications.