> for example, they won't resolve addresses of private networks (192.168.x.y, 10.x.y.z, etc...) That's called "DNS rebinding protection", and it's meant to pro

> for example, they won't resolve addresses of private networks (192.168.x.y, 10.x.y.z, etc...) That's called "DNS rebinding protection", and it's meant to protect against DNS rebind attacks (https://en.wikipedia.org/wiki/DNS_rebinding https://en.wikipedia.org/wiki/DNS_rebinding).