> The DNS operator can ask his own ISP about it. Who would then have to determine where it's coming into their network from, and go ask that ISP, who would hav

> The DNS operator can ask his own ISP about it. Who would then have to determine where it's coming into their network from, and go ask that ISP, who would have to do the same, ad nauseum. And all parties would have to be paying enough staff to handle that load in addition to, you know, making sure their services work.