[svlug] Is it possible to traversal check a domain name from command line?

Robert Hajime Lanning lanning at lanning.cc
Fri Nov 16 11:41:46 PST 2012

On 11/16/12 11:14, Robert Freiberger wrote:
> Hello,
> After some very strange issues with DNS in the past, one of my favorite
> tools is the traversal check. It's available across many sites for free,
> basically, the check compares all of the root servers, to make sure they
> report back the same IP address. The problem is some cases a host name
> might report the incorrect IP address after a change or due to a mistake
> from a serial update.
> My question is I can do this check from "dig" on the command line but is
> there a tool to do a traversal check in one command?
> Here's one of the many free tools available on-line.
> http://www.dnsqueries.com/en/dns_traversal.php

I use two scripts.

This returns the A record for a name, from all listed authoritative servers.

This returns the SOA serial number for a domain from all listed 
authoritative servers.

Mr. Flibble
King of the Potato People

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