[dns-operations] RFC 8145 section 5 queries hidden behind CZ.NIC public resolver

[George Michaelson]

repeat request: can you indicate what % of total this is?

On Fri, Oct 6, 2017 at 5:36 AM, Petr Špaček <petr.spacek at nic.cz> wrote:
> On 5.10.2017 19:19, Petr Špaček wrote:
>> Oh well, what a trivial mistake!
>>
>> I'm now runnning
>> tcpdump -nn -tt -r ... | fgrep -i '_ta-' | fgrep -i -v dlv > ta.log
>> but it will take dozen hours or so to generate the new log, the PCAP is
>> about 0.5 TB big.
>>
>> Stay tuned.
>
> Numbers produced by script using "fgrep -i" are the very same, no change
> at all.
>
> This time I wrote proper script so others can easily try the same trick
> on their PCAPs:
>
> tcpdump -nn -tt -r pcap | awk '{ sub(/\.[0-9]+$/, "", $3);
> printf("%s,%s\n", strftime("%Y-%m-%d", $1), $3) }' | sort -u | cut -d
> "," -f 1 | uniq -c
>
> Enjoy.
>
> --
> Petr Špaček  @  CZ.NIC
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