modules: http_2xx: # Probe web services and give up after 10s of no response prober: http timeout: 10s http: method: GET # Because Traefik could redirect to # HTTPS, we need to follow to see if service is up follow_redirects: true headers: Origin: blackbox.picasoft.net # Docker often blocks v6 without further configuration, # prevent false failures using v4 by default preferred_ip_protocol: ip4 # All our services must be HTTPS fail_if_not_ssl: true dns_soa: # To detect DNS servers failures prober: dns dns: query_name: picasoft.net query_type: SOA