[dns-operations] Nominum Enables Broadband Providers to Deliver New Subscriber Services with Vantio NXR

Bruce Campbell bc-dns at vicious.dropbear.id.au
Thu May 17 17:29:34 UTC 2007

On Thu, 17 May 2007, Ken A wrote:

>> Software delivers responsible provider-controlled Web error redirection to
>> enhance subscriber Internet experience and generate new revenue
>> http://www.nominum.com/popupPressRelease.php?id=396
> The press release says it only responds to web requests. What about a
> dns request looks like a 'web' request? How can they determine this, and
> not mistake an ftp or other request for a 'web' request?

m/^www\./i ?

As a serious comment, it could be acting as a web proxy, and when it find 
a NXDOMAIN, issues a HTTP 301 to the web browser to go to the advertiser's 
page.  Playing around with the ERR_* pages in squid will give you much the 
same result.

   Bruce Campbell.

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