Secondary DNS — A faster, more resilient way to serve your DNS records

What this post added

Introduced a new, simplified onboarding experience for Secondary DNS through the Cloudflare Dashboard, reducing setup time to under two minutes. This includes error prevention mechanisms to ensure primary server configuration before zone addition and allows customers to review transferred records before completion. The post also details the technical intricacies of secondary DNS, including zone transfers (AXFR/IXFR), SOA record updates, NOTIFY queries, and the importance of securing zone transfers with TSIGs.