[r1ch]

I've never had a good experience using a registrar's DNS service for production. Point it at Cloudflare or HE or something.

[acdha]

Cloudflare is a registrar these days - if you’re using them for DNS I’d consider doing both to reduce the number of businesses you’re critically dependent on.

[zinekeller]

At this point even the Windows DNS server service beats the complementary DNS of registrars.