[dns-operations] Zone cut on _tcp.example.ca

[David C Lawrence]

Jacques Latour writes:
> One of our d-zone (secondary dns service) customers wants to a zone that
> looks like this:  _tcp.example.ca

Yep, it's fine.  Doesn't violate the LDH rules as long as their
aren't any address records associated with that name or its
descendants.

> But then you could end up with RR like this;  _http._tcp.jack._tcp.cira.ca

There's nothing intrinsically wrong with that name.