All I do is set as DNS Server the IP of "My VPS". This VPS has DNSMasq and all it does is redircting the traffic to the actual bind server, if the site is in the "accepted s

question is, how am I supposed to configure my dns records in order for this to work?

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I've am using Nsone as a DNS provider for my smaller and hobby domains. I have nothing bad to say.

HE?

I have a Bind server running on my VPS to give names to the LXC based machines. I want to use that DNS server to manage my public domains as well.

Or do I have cached DNS etc. ?

DNS:

I doubt it has anything to do with using Google for DNS.

- Reverse DNS for IPv4 + IPv6 Instant From Control Panel

I think DNS reset caused a new IP that had correct or higher quality GeoLocation that caused your order not to be flagged this time (could be wrong though).

consider, though, that I have been using Google DNS for years and never have problem with orders through WHMCS, before, with Indonesian/Singapore providers; that this had happened recently to three p

Something else changed besides your DNS because that was not the reason for it going through.

Agreed, It had to of been something else, changing DNS servers probably didn't do anything since your computer/browser probably already cached the providers address and didn't hit the new DNS server.

Changing DNS itself wouldn't do anything. OP probably changed something else, the host changed its scoring parameters in Max Mind, or something changed unbeknown to OP.

I'm confused how your dns servers would effect this? Can someone explain?

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I do not reset my IP, but simply change it's DNS server setting.

What? You sure the issue is on DNS side?

I don't see in any way how the DNS you use would matter to maxmind or how they would even tell for that matter