[dns-operations] maybe a small tcp flood

[Randy Bush]

thanks to clue from duane

Query Type     Count      %   cum%
---------- --------- ------ ------
A?            735975   96.1   96.1
NS?            10941    1.4   97.5
TXT?           10888    1.4   99.0
AAAA?           5120    0.7   99.6
MX?              822    0.1   99.7
DS?              642    0.1   99.8
PTR?             436    0.1   99.9
DNSKEY?          422    0.1   99.9
SOA?             144    0.0  100.0
#257?            103    0.0  100.0
#65?              97    0.0  100.0

Rcode        Count      %   cum%
-------- --------- ------ ------
Noerror    2832782  100.0  100.0
Servfail        20    0.0  100.0