Ttl 3600 Jun 2026

| Use Case | TTL 3600 Good? | Reason | |----------|----------------|--------| | Website A record (stable IP) | ✅ Yes | Balances caching & propagation speed | | CDN or load balancer IP | ✅ Yes | Changes rare, performance matters | | Email (MX) records | ✅ Yes | Mail servers respect long TTLs | | Emergency failover IP | ❌ No (use 300 or 600) | Need fast switching | | Testing DNS changes | ❌ No (use 60–300) | Avoid long cache delays |

If you are setting up a new domain and aren't sure what to choose, is almost always the safest and most efficient bet. ttl 3600

“This record should be considered valid for 3600 seconds (1 hour) before being refreshed.” | Use Case | TTL 3600 Good