TTL Best Practices: the Long and Short of It | DigiCert
https://www.digicert.com:443/blog/long-short-ttls
WebApr 13, 2023 · A TTL (or Time to Live) is a crucial setting in every DNS record… and yet, it is rarely talked about. If you are guilty of using the default TTL for your records, you need to read this. How do TTL’s work? [ If you already know, just skip ahead! ] The TTL tells resolving name servers how long DNS information should be cached (like cash).
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