pookey@spoon:~$ host -t ns phpdoctrine.net
phpdoctrine.net name server ns1.daytoday.net.
phpdoctrine.net name server ns2.daytoday.net.
pookey@spoon:~$ host -t ns phpdoctrine.net ns2.daytoday.net.
;; connection timed out; no servers could be reached
pookey@spoon:~$ host -t ns phpdoctrine.net ns1.daytoday.net.
Using domain server:
Name: ns1.daytoday.net.
Address: 212.43.221.165#53
Aliases:

phpdoctrine.net name server ns.phpdoctrine.net.
pookey@spoon:~$ host -t ns ns.phpdoctrine.net.
ns.phpdoctrine.net has no NS record
pookey@spoon:~$ host -t ns  phpdoctrine.net ns.phpdoctrine.net.
;; connection timed out; no servers could be reached
pookey@spoon:~$ host ns.phpdoctrine.net.
ns.phpdoctrine.net has address 80.249.110.189
pookey@spoon:~$  host -t ns  phpdoctrine.net 80.249.110.189
;; connection timed out; no servers could be reached