== date == 2026-06-17T07:31:01+00:00 == iface / gw == iface=ens3 gw=fe80::f816:3eff:fe92:ad10 == ip -6 addr (lifetimes = SLAAC evidence) == 1: lo: mtu 65536 state UNKNOWN qlen 1000 inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1500 state UP qlen 1000 inet6 2a13:1a81:8000:3124:f816:3eff:fe0b:f72f/64 scope global dynamic mngtmpaddr valid_lft forever preferred_lft forever inet6 fe80::f816:3eff:fe0b:f72f/64 scope link valid_lft forever preferred_lft forever 4: br-71d4ba88aaaf: mtu 1500 state UP inet6 fe80::42:c8ff:fe99:dca7/64 scope link valid_lft forever preferred_lft forever 8: veth8d4fad7@if7: mtu 1500 state UP inet6 fe80::54f7:26ff:fe32:fce0/64 scope link valid_lft forever preferred_lft forever == ip -6 route show == 2a13:1a81:8000:3124::/64 dev ens3 proto kernel metric 256 pref medium fe80::/64 dev ens3 proto kernel metric 256 pref medium fe80::/64 dev br-71d4ba88aaaf proto kernel metric 256 pref medium fe80::/64 dev veth8d4fad7 proto kernel metric 256 pref medium default via fe80::f816:3eff:fe92:ad10 dev ens3 proto ra metric 1024 expires 65449sec hoplimit 255 pref medium == ip -6 route show default (expires/proto ra = RA evidence) == default via fe80::f816:3eff:fe92:ad10 dev ens3 proto ra metric 1024 expires 65449sec hoplimit 255 pref medium == ip -4 route show default == default via 10.128.7.1 dev ens3 == accept_ra / forwarding (procfs; RA-suppression evidence) == net.ipv6.conf.all.forwarding = 0 net.ipv6.conf.all.accept_ra = 1 net.ipv6.conf.default.forwarding = 0 net.ipv6.conf.default.accept_ra = 1 net.ipv6.conf.ens3.forwarding = 0 net.ipv6.conf.ens3.accept_ra = 1 == resolvectl status == Global Protocols: -LLMNR -mDNS -DNSOverTLS DNSSEC=no/unsupported resolv.conf mode: stub Link 2 (ens3) Current Scopes: DNS Protocols: +DefaultRoute -LLMNR -mDNS -DNSOverTLS DNSSEC=no/unsupported Current DNS Server: 81.163.194.9 DNS Servers: 81.163.194.9 81.163.194.10 DNS Domain: a.customers.regiocloud.tech Link 3 (docker0) Current Scopes: none Protocols: -DefaultRoute -LLMNR -mDNS -DNSOverTLS DNSSEC=no/unsupported Link 4 (br-71d4ba88aaaf) Current Scopes: none Protocols: -DefaultRoute -LLMNR -mDNS -DNSOverTLS DNSSEC=no/unsupported Link 8 (veth8d4fad7) Current Scopes: none Protocols: -DefaultRoute -LLMNR -mDNS -DNSOverTLS DNSSEC=no/unsupported == /etc/resolv.conf (resolver stub) == # This is /run/systemd/resolve/stub-resolv.conf managed by man:systemd-resolved(8). # Do not edit. # # This file might be symlinked as /etc/resolv.conf. If you're looking at # /etc/resolv.conf and seeing this text, you have followed the symlink. # # This is a dynamic resolv.conf file for connecting local clients to the # internal DNS stub resolver of systemd-resolved. This file lists all # configured search domains. # # Run "resolvectl status" to see details about the uplink DNS servers # currently in use. # # Third party programs should typically not access this file directly, but only # through the symlink at /etc/resolv.conf. To manage man:resolv.conf(5) in a # different way, replace this symlink by a static file or a different symlink. # # See man:systemd-resolved.service(8) for details about the supported modes of # operation for /etc/resolv.conf. nameserver 127.0.0.53 options edns0 trust-ad search a.customers.regiocloud.tech == /run/systemd/resolve/resolv.conf (upstreams) == # This is /run/systemd/resolve/resolv.conf managed by man:systemd-resolved(8). # Do not edit. # # This file might be symlinked as /etc/resolv.conf. If you're looking at # /etc/resolv.conf and seeing this text, you have followed the symlink. # # This is a dynamic resolv.conf file for connecting local clients directly to # all known uplink DNS servers. This file lists all configured search domains. # # Third party programs should typically not access this file directly, but only # through the symlink at /etc/resolv.conf. To manage man:resolv.conf(5) in a # different way, replace this symlink by a static file or a different symlink. # # See man:systemd-resolved.service(8) for details about the supported modes of # operation for /etc/resolv.conf. nameserver 81.163.194.9 nameserver 81.163.194.10 search a.customers.regiocloud.tech == target: tarballs.opendev.org == -- getent ahosts (families glibc returns) -- 2001:4800:7819:103:be76:4eff:fe03:e48f STREAM static03.opendev.org 2001:4800:7819:103:be76:4eff:fe03:e48f DGRAM 2001:4800:7819:103:be76:4eff:fe03:e48f RAW 104.130.246.98 STREAM 104.130.246.98 DGRAM 104.130.246.98 RAW -- resolvectl query -- tarballs.opendev.org: 104.130.246.98 -- link: ens3 2001:4800:7819:103:be76:4eff:fe03:e48f -- link: ens3 (static03.opendev.org) -- Information acquired via protocol DNS in 8.4ms. -- Data is authenticated: no; Data was acquired via local or encrypted transport: no -- Data from: network -- ip -6 route get 2001:4800:7819:103:be76:4eff:fe03:e48f -- 2001:4800:7819:103:be76:4eff:fe03:e48f from :: via fe80::f816:3eff:fe92:ad10 dev ens3 proto ra src 2a13:1a81:8000:3124:f816:3eff:fe0b:f72f metric 1024 hoplimit 255 pref medium -- curl -6 (3 attempts) -- #1 http=200 ip=2001:4800:7819:103:be76:4eff:fe03:e48f t=0.441003s #2 http=200 ip=2001:4800:7819:103:be76:4eff:fe03:e48f t=0.448558s #3 http=200 ip=2001:4800:7819:103:be76:4eff:fe03:e48f t=0.419997s -- curl -4 (3 attempts) -- curl: (28) Connection timed out after 10002 milliseconds #1 http=000 ip= t=10.002860s #1 curl -4 FAILED curl: (28) Connection timed out after 10002 milliseconds #2 http=000 ip= t=10.002675s #2 curl -4 FAILED curl: (28) Connection timed out after 10002 milliseconds #3 http=000 ip= t=10.002748s #3 curl -4 FAILED == target: galaxy.ansible.com == -- getent ahosts (families glibc returns) -- 2606:4700:20::ac43:44fb STREAM galaxy.ansible.com 2606:4700:20::ac43:44fb DGRAM 2606:4700:20::ac43:44fb RAW 2606:4700:20::681a:1ea STREAM 2606:4700:20::681a:1ea DGRAM 2606:4700:20::681a:1ea RAW 2606:4700:20::681a:ea STREAM 2606:4700:20::681a:ea DGRAM 2606:4700:20::681a:ea RAW 172.67.68.251 STREAM 172.67.68.251 DGRAM 172.67.68.251 RAW 104.26.1.234 STREAM 104.26.1.234 DGRAM 104.26.1.234 RAW 104.26.0.234 STREAM 104.26.0.234 DGRAM 104.26.0.234 RAW -- resolvectl query -- galaxy.ansible.com: 172.67.68.251 -- link: ens3 104.26.1.234 -- link: ens3 104.26.0.234 -- link: ens3 2606:4700:20::ac43:44fb -- link: ens3 2606:4700:20::681a:1ea -- link: ens3 2606:4700:20::681a:ea -- link: ens3 -- Information acquired via protocol DNS in 4.6ms. -- Data is authenticated: no; Data was acquired via local or encrypted transport: no -- Data from: network -- ip -6 route get 2606:4700:20::681a:1ea -- 2606:4700:20::681a:1ea from :: via fe80::f816:3eff:fe92:ad10 dev ens3 proto ra src 2a13:1a81:8000:3124:f816:3eff:fe0b:f72f metric 1024 hoplimit 255 pref medium -- curl -6 (3 attempts) -- #1 http=200 ip=2606:4700:20::681a:ea t=0.170003s #2 http=200 ip=2606:4700:20::681a:1ea t=0.167689s #3 http=200 ip=2606:4700:20::ac43:44fb t=0.221044s -- curl -4 (3 attempts) -- #1 http=200 ip=172.67.68.251 t=0.191103s #2 http=200 ip=172.67.68.251 t=0.186068s #3 http=200 ip=104.26.0.234 t=0.168187s == ping -6 gateway == PING fe80::f816:3eff:fe92:ad10%ens3 (fe80::f816:3eff:fe92:ad10%ens3) 56 data bytes --- fe80::f816:3eff:fe92:ad10%ens3 ping statistics --- 1 packets transmitted, 0 received, 100% packet loss, time 0ms == docker / buildkit IPv6 config == -- docker info (IPv6 lines) -- (no IPv6 lines) -- /etc/docker/daemon.json -- { "default-ulimits": { "nofile": { "Name": "nofile", "Soft": 262144, "Hard": 1048576 } }, "debug": false, "experimental": false, "hosts": ["unix:///var/run/docker.sock"], "insecure-registries": [], "ipv6": false, "live-restore": true, "log-driver": "json-file", "log-level": "info", "log-opts": { "max-file": "3", "max-size": "10m" }, "registry-mirrors": [], "storage-driver": "overlay2", "default-runtime": "runc" } -- docker network inspect bridge (EnableIPv6 + IPAM) -- "Name": "bridge", "EnableIPv6": false, "Subnet": "172.17.0.0/16", "Gateway": "172.17.0.1" -- docker buildx ls -- docker: 'buildx' is not a docker command. See 'docker --help' (buildx unavailable) == container netns exec probe (default bridge) == using local image 682716a15c82 tools: ip=/sbin/ip curl=/usr/bin/curl getent=/usr/bin/getent -- ip -6 addr / route -- 1: lo: mtu 65536 state UNKNOWN qlen 1000 inet6 ::1/128 scope host valid_lft forever preferred_lft forever -- /etc/resolv.conf -- # Generated by Docker Engine. # This file can be edited; Docker Engine will not make further changes once it # has been modified. nameserver 81.163.194.9 nameserver 81.163.194.10 search a.customers.regiocloud.tech # Based on host file: '/run/systemd/resolve/resolv.conf' (legacy) # Overrides: [] target tarballs.opendev.org: 104.130.246.98 STREAM static03.opendev.org 104.130.246.98 DGRAM static03.opendev.org 2001:4800:7819:103:be76:4eff:fe03:e48f STREAM static03.opendev.org 2001:4800:7819:103:be76:4eff:fe03:e48f DGRAM static03.opendev.org curl: (7) Couldn't connect to server v6 000 t=2448 v6 FAIL/unavailable curl: (28) Connection timed out after 8001 milliseconds v4 000 t=8001484 v4 FAIL/unavailable target galaxy.ansible.com: 172.67.68.251 STREAM galaxy.ansible.com 172.67.68.251 DGRAM galaxy.ansible.com 104.26.0.234 STREAM galaxy.ansible.com 104.26.0.234 DGRAM galaxy.ansible.com curl: (7) Couldn't connect to server v6 000 t=2413 v6 FAIL/unavailable v4 200 172.67.68.251 t=146714