THE KEYS TO THE INTERNET CHANGE ON OCTOBER 11. ARE YOU READY?

Summary from the TLDR DevOps newsletter

The DNS root is scheduled to switch to KSK-2024 on October 11, and DNSSEC-validating resolvers that lack the new trust anchor could fail to resolve otherwise healthy websites. RFC 8509 sentinel queries let operators check readiness, although an unsupported sentinel test produces an inconclusive result rather than proving the key is missing.