[dns-operations] Lot's of TXT queries from Google

Moritz Müller moritz.muller at sidn.nl
Mon Oct 11 11:31:06 UTC 2021

> I think this falls in the category of unusual but non-critical traffic
> spikes. Unless there is a pattern here to suggest future risk it is
> not worthwhile to investigate further.

Fair enough. We will keep an eye on it and will let you know if traffic becomes more worrisome.

> This is another case where NSEC3 opt-out interferes with effective
> NSEC{3} response caching which would reduce queries to the TLD.

Good point. This is still something that we’re debating internally.

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