No subject

   ... It also reports whether the Recursion Desired flag was
   set (+ if set, - if not set), if the query was signed (S),
   EDNS was in use (E), if DO (DNSSSEC ok) was set (D), or if
   CD (checking disabled) was set (C).

> 17-Sep-2007 15:02:05.146 queries: info: client 85.159.65.3#24605: query:
> dogusotomotion.com.tr IN MX -
> 17-Sep-2007 15:02:05.184 queries: info: client 85.159.65.3#62097: query:
> dogusotomotion.com.tr IN MX -
> 17-Sep-2007 15:02:05.412 queries: info: client 80.50.253.110#32784:
> query: bonus.com.tr IN MX -E
> 17-Sep-2007 15:02:05.632 queries: info: client 195.53.204.139#48995:
> query: paragaranti.com IN TXT -E

  Jeremy C. Reed

p.s. That is on page 92 in ISBN 978-0-9790342-1-3 soon to be at book 
stores.