Bug#989472: mirror submission for mirror.estone.ca

[Jim Popovitch]

The DNS for mirror.estone.ca only has one NS.  This is a huge red flag.

~$ host mirror.estone.ca
mirror.estone.ca is an alias for www.estone.ca.
www.estone.ca has address 99.199.64.121

~$ dig NS mirror.estone.ca
www.estone.ca.