Comment Re:Just asking for a DDOS (Score 1) 145
This isn't related to that, there's features like EDNS cookies just like you have TCP cookies to help prevent DDoS and other things. It's fine if you don't upgrade, but what will happen is you may not work as the DNS industry is doing the same thing as IPv6 day and IPv6 launch and standing together saying "we are removing all the workarounds for non-standards compliant and buggy servers".