3 ms·
Looks like once per nameserver that you're configured to use. I guess just in case they give different answers, which is uncommon in practice.
by kadoban 2y ago
Looks like once per nameserver that you're configured to use. I guess just in case they give different answers, which is uncommon in practice.
- ksynwa 2y agoWould be useful in my unfortunate case where the ISP's DNS is broken for a bunch of domains. Most notably githubusercontent.com. Also a bunch of CDN domains.
- vladvasiliu 2y agoOh man, if I had a penny for every time this issue came up, my grandchildren wouldn't have to work a day in their lives.
- mrngm 2y agoTry a few queries to an anycasted resolver for the same record. It's rather common that, for example, TTL values differ per response. (the magic trick here is that it's not guaranteed that your requests end up on the same resolver). You could have a look at https://dnsdiag.org/ https://dnsdiag.org/ that provides a few tools for further introspection in the many (different) answers resolvers can give.