I validate fierwall also I disabled IPv6 but I see somthing strange in logs.
After disabled Healthcheck I see in logs the container or the application seems reboot with this logs:
Setting console permissions…
Receiving anchor key…
Receiving root hints…
######################################################################## 100.0%
setup in directory /etc/unbound
removing artifacts
Setup success. Certificates created. Enable in unbound.conf file to use
2026-01-14 14:47:05,892 INFO Set uid to user 0 succeeded
2026-01-14 14:47:05,895 INFO supervisord started with pid 1
2026-01-14 14:47:06,898 INFO spawned: ‘processes’ with pid 17
2026-01-14 14:47:06,901 INFO spawned: ‘syslog-ng’ with pid 18
2026-01-14 14:47:06,903 INFO spawned: ‘unbound’ with pid 19
2026-01-14 14:47:06,905 INFO spawned: ‘unbound-healthcheck’ with pid 20
2026-01-14 14:47:06: Healthcheck: ALL CHECKS WERE SKIPPED! Unbound is healthy!
[1768420026] unbound[19:0] notice: init module 0: subnetcache
[1768420026] unbound[19:0] notice: init module 1: validator
[1768420026] unbound[19:0] notice: init module 2: iterator
Jan 14 14:47:06 7f49191ceb3b syslog-ng[18]: syslog-ng starting up; version=‘4.8.1’
[1768420026] unbound[19:0] info: start of service (unbound 1.22.0).
2026-01-14 14:47:07,928 INFO success: processes entered RUNNING state, process has stayed up for > than 1 seconds (startsecs)
2026-01-14 14:47:07,928 INFO success: syslog-ng entered RUNNING state, process has stayed up for > than 1 seconds (startsecs)
2026-01-14 14:47:07,928 INFO success: unbound entered RUNNING state, process has stayed up for > than 1 seconds (startsecs)
2026-01-14 14:47:07,928 INFO success: unbound-healthcheck entered RUNNING state, process has stayed up for > than 1 seconds (startsecs)
2026-01-14 14:53:33,402 WARN received SIGTERM indicating exit request
2026-01-14 14:53:33,402 INFO waiting for processes, syslog-ng, unbound, unbound-healthcheck to die
2026-01-14 14:53:34,404 WARN stopped: unbound-healthcheck (terminated by SIGTERM)
[1768420414] unbound[19:0] info: service stopped (unbound 1.22.0).
[1768420414] unbound[19:0] info: server stats for thread 0: 132 queries, 32 answers from cache, 100 recursions, 0 prefetch, 0 rejected by ip ratelimiting
[1768420414] unbound[19:0] info: server stats for thread 0: requestlist max 20 avg 8.79 exceeded 24 jostled 0
[1768420414] unbound[19:0] info: average recursion processing time 0.000000 sec
[1768420414] unbound[19:0] info: histogram of recursion processing times
[1768420414] unbound[19:0] info: [25%]=2.5e-07 median[50%]=5e-07 [75%]=7.5e-07
[1768420414] unbound[19:0] info: lower(secs) upper(secs) recursions
[1768420414] unbound[19:0] info: 0.000000 0.000001 76
2026-01-14 14:53:34,417 INFO stopped: unbound (exit status 0)
2026-01-14 14:53:34,417 WARN received SIGQUIT indicating exit request
Jan 14 14:53:34 7f49191ceb3b syslog-ng[18]: syslog-ng shutting down; version=‘4.8.1’
2026-01-14 14:53:34,528 INFO stopped: syslog-ng (exit status 0)
2026-01-14 14:53:34,529 WARN stopped: processes (terminated by SIGTERM)