[Dnsmasq-discuss] Enabling Reverse Lookup In A Live Environment

Brad Morgan b-morgan at concentric.net
Fri Nov 14 19:40:21 GMT 2008

> 5.  My domain registrar is also doing the forward DNS on their name servers.
> 6.  My upstream provider (ISP) is not the domain registrar.

> Question 1:  Will this even work?  How can I tell if my NAT machine is even receiving 
> the reverse dns requests?

> Question 2:  Assuming that my machine is interrogated for reverse DNS, how do I inplement
> it in dnsmasq in a live environment minimizing downtime.  Especially regarding that the 
> domain name resolves one way to my lan and another way (in reverse) to the internet?

I don't think your solution will work but it's not the right approach anyway. Your domain registrar should be providing both the forward and the reverse lookups. Your upstream provider and you shouldn't be involved in the public DNS side at all.



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