> -----Original Message----- > From: Jeff Chan [mailto:[EMAIL PROTECTED] > Sent: Saturday, January 26, 2008 8:39 AM > > Quoting Giampaolo Tomassoni <[EMAIL PROTECTED]>: > >> From: Jeff Chan [mailto:[EMAIL PROTECTED] > > >> Yes, delegation is the other, more usual, way that the nameserver in > >> the whois and TLD root server may differ. Some spammers do make > use > >> of a lot of delegation, more than usual and sometimes in long chains > >> of delegation, but delegation beyond the typical glue records is not > >> necessarily the sign of a spam domain. > > > > It is not delegation. Delegation is when you delegate the handling of > DNS > > requests on a subdomain of your domain to a different DNS server, not > the > > handling of the domain itself. The latter is fooling your > registration data: > > you register your domain specifying a couple of nameservers, then > instead > > use others. Basically, wherever (in the world) you are, your > registrar asks > > you to specify "at least two *authoritative* nameservers for your > domain" in > > your registration. Then, that nameservers says they are not > authoritative > > for the domain. See the conflict? > > It is delegation.
The TLD root servers delegate the control of the II level domain to the NS servers defined at registration time. That is delegation. But from there, warping the entire domain to different NSes is not delegation. It is a practice that the DNS infrastructure support, but it is not strictly correct. Even for the reasons I just said. > You may want to review how DNS works. Wuff! Giampaolo > Jeff C.
