Docker Image of W3C Markup Validator Docker container with W3C Markup Validator based on debian:jessie Usage Run docker run --rm -p 8888:8888 -it folha/w3c-markup-validator Using with DNS docker run --dns=127.0.0.5 --dns=127.0.0.6 --rm -p 8888:8888 -it folha/w3c-markup-validator