What does one call name server registration?

[Olivier Nicole]

Hi Mike,

> What I have are two pairs in the following format:
> 
>    1.2.3.4 a.ns.example.com
>    5.6.7.8 b.ns.example.com

I think that what you are looking for is what is called NS reccord for
the domain ns.example.com

Good luck,

Olivier