Minimal recursive resolver

Minimal unbound installation based on Alpine Linux at 6mb.

• Support for DNSSEC
• Absolute minimal config

run

Example for a normal running config.

docker run --name unbound -d -p 53:53/udp -p 53:53 cdrocker/unbound

Test resolving and DNSSEC

# dig pir.org +dnssec +multi @{{dockerhost}}