DNS/checkについて、ここに記述してください。

https://www.dynu.com/en-US/NetworkTools/Delegation

http://www.knossos.net.nz/checkdomain.html

MX: https://mxtoolbox.com/SuperTool.aspx

DNS Check and DNS Report Tools - Comprehensive DNS Tests

https://zonemaster.net/domain_check

https://intodns.com/qmail.jp

Moin2Qmail: DNS/check (last edited 2020-09-22 23:15:24 by ToshinoriMaeno)