$ORIGIN synapse.li. $TTL 3600 @ IN SOA ns.yggdrasil.li. root.yggdrasil.li. ( 2022022500 ; serial 10800 ; refresh 3600 ; retry 604800 ; expire 3600 ; min TTL ) IN NS ns.yggdrasil.li. IN NS ns.inwx.de. IN NS ns2.inwx.de. IN NS ns3.inwx.eu. @ IN CAA 128 issue "letsencrypt.org; validationmethods=dns-01" @ IN CAA 128 iodef "mailto:caa@yggdrasil.li" @ IN A 202.61.241.61 @ IN AAAA 2a03:4000:52:ada:: @ IN MX 0 ymir.yggdrasil.li @ IN TXT "v=spf1 redirect=yggdrasil.li" element IN CNAME synapse.li. _acme-challenge.element IN NS ns.yggdrasil.li. turn IN CNAME synapse.li. _acme-challenge.turn IN NS ns.yggdrasil.li. _acme-challenge IN NS ns.yggdrasil.li.