Minimum TTL?

John Levine johnl at
Thu Feb 8 15:16:13 UTC 2018

In article <mailman.422.1518086738.749.bind-users at> you write:
>you miss the topic
>many DNSBL's have a very short TTL and at the same time a limit of 
>queries froma single IP until you need to pay for the service

This doesn't sound like a technical problem.

Is there some reason you shouldn't pay for the service you're using?

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