A good write-up on the ghost domain problem in DNS: domains removed from a registry can still appear healthy to uptime checkers because recursive resolvers keep stale delegations warm. The Oh Dear team explains the edge case and how they’re tightening their resolver setup to reduce that blind spot.
PHP
Modular Monoliths: Creating Real Boundaries Before Reaching for Microservices
A deep dive into modular monoliths, from module APIs and database ownership to cross-module communication, architecture tests, incremental migration, and the signals that justify microservices. Read more