Finding authoritative server and last update

[Robert Moskowitz]

On 02/03/2015 05:42 PM, Frank Bulk wrote:
> Rob,
>
> I like to use DNSstuff because it can check each path:
>
> http://www.dnsstuff.com/tools#dnsTraversal|type=domain&&value=4.254.253.50.i
> n-addr.arpa&&recordType=PTR

But that does not give me the SOA for the comcast NS that is 
authoritative for the rDNS.  Or at least I don't see it on the results page.

but thanks for the tip.

>
> Frank
>
> -----Original Message-----
> From: bind-users-bounces at lists.isc.org
> [mailto:bind-users-bounces at lists.isc.org] On Behalf Of Robert Moskowitz
> Sent: Tuesday, February 03, 2015 4:01 PM
> To: bind-users at lists.isc.org
> Subject: Finding authoritative server and last update
>
> I am trying to find out which comcast server is authoritative for
>
> 4.254.253.50.in-addr.arpa
>
> and when the zone file for the ptr rr was last updated.
>
> I was told a week ago that the ptr would be updated, but I am still not
> seeing any change...
>
> I am not really good at keeping good notes on using dig.
>
> thanks for help
>
>
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