[dns-operations] peak DNS traffic increases
Giovane C. M. Moura
giovane.moura at sidn.nl
Fri Mar 27 19:11:31 UTC 2020
> Several of our ISP customers have informed us they are seeing >25% increases
> in peak resolver DNS traffic, plus remarkable shifts in DNS access patterns.
> The usual 'waves' are all gone. This increase is far bigger than the
> concurrent increase in bandwidth use.
We have evidence of this growth too. By analyzing data at the
authoritative server side (for .nl), we see one ISP sending 16% more
queries (Fig 5 in ) -- and this is covers _cache misses_, and it's
for one zone only.
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