On Mon, 25 Mar 2013, Nick Hilliard wrote:
The best solution is to disable open recursion completely, and police your clients regularly.
Is there an officially sounding document with "open resolver considered harmful" or alike?
It's not trivial to deal with a corporate client with an open resolver. You can't really shut them off, can't filter them etc. Googling for <open resolver considered harmful> yields nothing I can point customers to.
<http://www.ietf.org/rfc/rfc5358.txt> is the closest I can find? -- Mikael Abrahamsson email: swm...@swm.pp.se