Aug 08, 2018 · The embedded DNS (accessible through 127.0.0.11 inside the container networking namespace) only handles service discovery/resolution; any other DNS lookup is forwarded to the DNS that's configured on the host (or set through the --dns option either on docker run, or configured on the dockerd daemon)
Oct 31, 2016 · [email protected]:~$ docker exec -t web1 more /etc/resolv.conf search lab.lab nameserver 127.0.0.11 options ndots:0 [email protected]:~$ Notice how the name server for this container is now 127.0.0.11. This IP address represents Docker’s embedded DNS server and will be used for any container which is connected to a user-defined network.
30.04.2020 · It seems that 127.0.0.11 also resolves the “local names” for connected containers. If one of your containers is connected to a docker network and the other to another one, the DNS resolvers “phantomly appearing” into 127.0.0.11 could behave different. Remember that 127.0.0.11 is not a networked address, but it is a localhost loopback ...
Oct 31, 2017 · It seems that 127.0.0.11 also resolves the “local names” for connected containers. If one of your containers is connected to a docker network and the other to another one, the DNS resolvers “phantomly appearing” into 127.0.0.11 could behave different. Remember that 127.0.0.11 is not a networked address, but it is a localhost loopback ...
18.11.2019 · Note: The DNS server is always at 127.0.0.11. Docker maintains an embedded DNS server when a user-defined network is in use. Test the embedded DNS server. Start another docker container with docker run --rm -it --network my-net ubuntu /bin/bash.
Jan 24, 2017 · Add --net "host" as the argument in the docker run command; Add --dns "127.0.0.11" The first is not secure, and it also mess up the mapping ports. But it works. The second is using dns. 127.0.0.11 works in my desktop. But fails in other server. You could specify a DNS server welcomed in China, like in Shenzhen, 202.96.134.133 works fine.
21.09.2020 · Edit: No DNS names at all can be resolved. 127.0.0.11 refuses all connections. I can ping any external IP addresses, as well as the IP of other containers on the same docker network. It is only the 127.0.0.11 DNS server that is not working. 127.0.0.11 still replies to ping from within the container. docker docker-compose.
08.08.2018 · The embedded DNS (accessible through 127.0.0.11 inside the container networking namespace) only handles service discovery/resolution; any other DNS lookup is forwarded to the DNS that's configured on the host (or set through the --dns option either on docker run, or configured on the dockerd daemon). In this case, that DNS is 192.168.0.1, and it's refusing …
Sep 22, 2020 · Edit: No DNS names at all can be resolved. 127.0.0.11 refuses all connections. I can ping any external IP addresses, as well as the IP of other containers on the same docker network. It is only the 127.0.0.11 DNS server that is not working. 127.0.0.11 still replies to ping from within the container. docker docker-compose.
May 31, 2018 · # docker exec -ti ad00015b1e67 cat /etc/resolv.conf search lab.nordigy.ru nameserver 127.0.0.11 options timeout:2 attempts:10 ndots:0 It still using embedded DNS. Steps to reproduce the behavior