15 DNS NS record assets at eddns0.bt.com.
btconnect.com
btyahoo.com
im-ee.co.uk
btyahoo.org
britishtelecom.com
openreach.co.uk
british-telecom.co.uk
bt.com
btyahoo.net
btopenworld.com
bt.co.uk
bt.org
btinternet.com
btmobileworld.com
btyahoo.co.uk