DNS Propagation Checker
Check DNS propagation across multiple servers worldwide
About DNS Propagation
DNS propagation can take 24-48 hours after making changes. This tool checks multiple DNS servers worldwide.
Check whether your DNS changes have propagated to servers around the world. After updating DNS records, it can take up to 48 hours for changes to reach all resolvers globally. This tool queries DNS servers across multiple countries and regions to show you exactly where your changes have and haven't propagated yet.
Key Features
- ✓Check propagation across 20+ global locations
- ✓Support for A, AAAA, MX, CNAME, NS, TXT records
- ✓Real-time propagation status map
- ✓Compare expected vs actual values
- ✓Timestamp for each server response
How to DNS Propagation Checker
- 1
Enter domain name
Type the domain whose DNS propagation you want to check.
- 2
Select record type
Choose the DNS record type you changed (A, MX, etc.).
- 3
View propagation status
See which global servers have the updated record and which still show the old value.
Common Use Cases
- •Monitoring DNS changes after migrating to a new hosting provider
- •Verifying MX record propagation after email service migration
- •Checking nameserver delegation changes during domain transfers
- •Troubleshooting intermittent website access issues caused by partial propagation
Frequently Asked Questions
How long does DNS propagation take?▼
Most DNS changes propagate within 1-4 hours, but it can take up to 48 hours depending on TTL settings and resolver caching behavior worldwide.
Why do some servers show old records?▼
DNS resolvers cache records for the duration of the TTL. Servers that cached the old record before your change will continue serving it until the cache expires.