{{ ansible_header | comment(decoration='# ') }} dns_rfc2136_server = {{ dns_masters_ipv4 | first }} dns_rfc2136_port = 53 dns_rfc2136_name = {{ certbot.dns_rfc2136_name }} dns_rfc2136_secret = {{ certbot.dns_rfc2136_secret }} dns_rfc2136_algorithm = HMAC-SHA512