Note: can bring down a DNSSEC-validating DNS resolver. Not any authoritative DNS server.
Most people already use a centralized resolver like Google or Cloudflare anyway, and you can be sure those will be patched. People who use their ISP’s resolver might be disappointed if their ISP is slow to patch things, but what else is new?
Most people already use a centralized resolver like Google or Cloudflare anyway, and you can be sure those will be patched. People who use their ISP’s resolver might be disappointed if their ISP is slow to patch things, but what else is new?