I apologize if this has been asked. My searches have not been successful. If I have 2 DNS servers in my Domain and add an A record to 1 server, that record is successfully propagated to the second ...
I have custom script for handling Squid3's external_acl_type and it works fine. In this script (btw, its PHP) I turned on logging every request into the file. As far as I know from docs TTL value ...