Daniel Bourque wrote:
After some playing around, turns out that Net::DNS performs certain test with via UDP port 53, therefore, I had to accept UDP packets from my nameserver's udp:53

... uhhhh...  *yes*, you have to accept UDP packets on port 53.... O_o

*Most* DNS traffic is UDP. If you're blocking port 53/UDP, you're blocking most of your DNS lookups - this isn't special to Net::DNS.

-kgd

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