Networking & Content Delivery

Anbu Kumar Krishnamurthy

Author: Anbu Kumar Krishnamurthy

How to optimize DNS for dual-stack networks

Public IPv4 addresses have been a scarce resource going all the way back to 2011, when the Internet Assigned Numbers Authority (IANA) distributed the last block of unallocated public IPv4 addresses. Alongside, the private IPv4 range carved out by RFC1918 has also been too small for large networks and deployments, like containers that consume a […]