Yea ns1/2.mydomain.co.uk points at a DNS Loadbalancer which is configured for subdom.mydomain.co.uk to return an A Record of 5.5.5.5
Oddly, I get different results depending on the online dig tool used.
Using
http://networking.ringofsaturn.com/Tools/dig.php the results are -
dig subdom.mydomain.co.uk
Line 1 looks to be correct here!
Code:
subdom.mydomain.co.uk. 10 IN A 5.5.5.5
subdom.mydomain.co.uk. 85912 IN NS ns1.mydomain.co.uk.
ns1.mydomain.co.uk. 21112 IN A 1.1.1.1
dig +trace subdom.mydomain.co.uk
Code:
; <<>> DiG 9.6.-ESV-R5 <<>> +trace subdom.mydomain.co.uk
;; global options: +cmd
. 354953 IN NS g.root-servers.net.
. 354953 IN NS k.root-servers.net.
. 354953 IN NS a.root-servers.net.
. 354953 IN NS f.root-servers.net.
. 354953 IN NS b.root-servers.net.
. 354953 IN NS c.root-servers.net.
. 354953 IN NS h.root-servers.net.
. 354953 IN NS m.root-servers.net.
. 354953 IN NS l.root-servers.net.
. 354953 IN NS j.root-servers.net.
. 354953 IN NS i.root-servers.net.
. 354953 IN NS e.root-servers.net.
. 354953 IN NS d.root-servers.net.
;; Received 512 bytes from 71.252.219.43#53(71.252.219.43) in 221 ms
uk. 172800 IN NS ns1.nic.uk.
uk. 172800 IN NS ns2.nic.uk.
uk. 172800 IN NS ns3.nic.uk.
uk. 172800 IN NS ns4.nic.uk.
uk. 172800 IN NS ns5.nic.uk.
uk. 172800 IN NS ns6.nic.uk.
uk. 172800 IN NS ns7.nic.uk.
uk. 172800 IN NS nsa.nic.uk.
uk. 172800 IN NS nsb.nic.uk.
uk. 172800 IN NS nsc.nic.uk.
uk. 172800 IN NS nsd.nic.uk.
;; Received 501 bytes from 128.63.2.53#53(128.63.2.53) in 1353 ms
mydomain.co.uk. 172800 IN NS ns2.provider.com.
mydomain.co.uk. 172800 IN NS ns1.provider.com.
mydomain.co.uk. 172800 IN NS ns6.provider.com.
mydomain.co.uk. 172800 IN NS ns5.provider.com.
;; Received 123 bytes from 156.154.102.3#53(156.154.102.3) in 74 ms
subdom.mydomain.co.uk. 21600 IN SOA ns1.provider.com. hostmaster.provider.com. 2011110808 108402 54201 758814 167748
;; Received 102 bytes from 199.7.69.253#53(199.7.69.253) in 7 ms
dig
www.subdom.mydomain.co.uk - no such subdomain created (I am just trying to get an A Record for subdom.mydomain.co.uk)
When using
http://www.digwebinterface.com the results are -
dig subdom.mydomain.co.uk
Code:
;; AUTHORITY SECTION:
subdom.mydomain.co.uk. 9324 IN SOA ns1.provider.com. hostmaster.provider.com. 2011110808 108402 54201 758814 167748
dig +trace subdom.mydomain.co.uk
Code:
; <<>> DiG 9.3.6-P1-RedHat-9.3.6-16.P1.el5 <<>> +trace subdom.mydomain.co.uk. @194.74.65.69
;; global options: printcmd
. 262317 IN NS m.root-servers.net.
. 262317 IN NS a.root-servers.net.
. 262317 IN NS b.root-servers.net.
. 262317 IN NS c.root-servers.net.
. 262317 IN NS d.root-servers.net.
. 262317 IN NS e.root-servers.net.
. 262317 IN NS f.root-servers.net.
. 262317 IN NS g.root-servers.net.
. 262317 IN NS h.root-servers.net.
. 262317 IN NS i.root-servers.net.
. 262317 IN NS j.root-servers.net.
. 262317 IN NS k.root-servers.net.
. 262317 IN NS l.root-servers.net.
;; Received 512 bytes from 194.74.65.69#53(194.74.65.69) in 112 ms
uk. 172800 IN NS ns1.nic.uk.
uk. 172800 IN NS ns3.nic.uk.
uk. 172800 IN NS ns2.nic.uk.
uk. 172800 IN NS ns5.nic.uk.
uk. 172800 IN NS nsc.nic.uk.
uk. 172800 IN NS nsa.nic.uk.
uk. 172800 IN NS ns6.nic.uk.
uk. 172800 IN NS ns7.nic.uk.
uk. 172800 IN NS nsd.nic.uk.
uk. 172800 IN NS ns4.nic.uk.
uk. 172800 IN NS nsb.nic.uk.
;; Received 501 bytes from 202.12.27.33#53(m.root-servers.net) in 55 ms
mydomain.co.uk. 172800 IN NS ns1.provider.com.
mydomain.co.uk. 172800 IN NS ns5.provider.com.
mydomain.co.uk. 172800 IN NS ns6.provider.com.
mydomain.co.uk. 172800 IN NS ns2.provider.com.
;; Received 123 bytes from 195.66.240.130#53(ns1.nic.uk) in 97 ms
subdom.mydomain.co.uk. 21600 IN SOA ns1.provider.com. hostmaster.provider.com. 2011110808 108402 54201 758814 167748
;; Received 102 bytes from 204.74.108.253#53(ns1.provider.com) in 26 ms
dig
www.subdom.mydomain.co.uk - no such subdomain created (I am just trying to get an A Record for subdom.mydomain.co.uk)