d8a09277_e_DNS_lookups_on_Web_Site_Logs__Description
[Option] -y DNS server [Description] 
Querying a specific DNS server. Use this switch to specify a particular DNS server to query. Not specifying the switch will make RDNSLOGS revert back to the default method of resolving names.
RDNSLOGS - Performs Reverse DNS lookups on Web Site Logs
Description