Docker login: Dial tcp: lookup index.docker.io read udp i/o timeout

[twhid]

There are at least two threads (including this one):

Cannot connect to docker registry/auth servers

Expected behavior Run a docker or pull image from registry Actual behavior Get error: $ docker run -it ubuntu bash Unable to find image 'ubuntu:latest' locally docker: Error response from daemon: Get https://registry-1.docker.io/v2/library/ubuntu/manifests/latest: Get https://auth.docker.io/token?scope=repository%3Alibrary%2Fubuntu%3Apull&service=registry.docker.io: dial tcp: lookup auth.docker.io on 192.168.65.1:53: dial tcp 192.168.65.1:53: getsockopt: connection refused. See 'docker run --…

edit:
I can login to AWS ECR and pull images, but not the docker registry.