Computers are fast now. DNS servers can handle a lot more. Stop using 86400 as a default TTL for RRs and start using something more sane like 3600.

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@sneak Except that long TTL value has basically nothing to do with performance and a whole lot more with resiliency. But values between 1h and two days are generally deemed within the acceptable range (depending on your Disaster Recovery Plan). So, whatever floats your boat.

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