returns 0 answers (may be a referral)

[Mark Andrews]

> When I visit:
> http://www.dnsreport.com/tools/dnsreport.ch?domain=phurix.com
> 
> It says:
> 
> WARN	All nameservers report identical NS records	WARNING: At least one
> of your nameservers did not return your NS records (it reported 0
> answers). This could be because of a referral, if you have a lame
> nameserver (which would need to be fixed).
> 
> 84.12.42.226 returns 0 answers (may be a referral)
> 
> Why might this be?
> 
> I run my own name servers, ns1. is in the US running redhat this also
> hosts the sites, ns2. is in the UK and is a new setup running freebsd.
> 
> I think my firewall or my ISP might be blocking the DNS/name server
> ports.
> 
> What ports do I need open, and what other problems could be making this
> happen.

	53/TCP and 53/UDP

> Please help, thanks.
> 
> 
--
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: Mark_Andrews at isc.org