Tips
What is an A Record?
An A (Address) record is the most basic type of DNS record that maps a domain name directly to an IPv4 address. It is one of the most commonly used DNS record types.
Importance of A Records
1. Basic website access configuration
2. Required when changing server IPs
3. Key for load balancing setup
How to Use the A Record Lookup Tool?
1. Enter the domain to lookup
2. Select "A Resolution" type
3. Click lookup button
4. View results including:
- Resolved IP addresses
- TTL value
- Response times from different regions
Use Cases
1. Verify domain resolution status
2. Check website access issues
3. Compare resolution across regions
4. Validate CDN configuration
Important Notes
1. A records only point to IPv4 addresses
2. Multiple A records possible for one domain
3. Changes require TTL period for global effect
