DNS/実装/KnotDNSresolver/issuesについて、ここに記述してください。
https://github.com/CZ-NIC/knot-resolver/issues/34
cache prefers parent-side TTL to authoritative #34
https://github.com/CZ-NIC/knot-resolver/issues/34#issuecomment-259498240
Yeah, sure it makes sense. I think it shouldn't use data with non-auth rank unless it at least tries once to fetch data with auth rank.
すこしずつ、進歩しているようだ。
-- ToshinoriMaeno 2017-04-26 22:15:14