www.tucowsdomains.com has no NS records.
NS records for this zone are defined at tucowsdomains.com.
NS records for this zone are defined at tucowsdomains.com.
Question and response
Question
dig www.tucowsdomains.com. NS
Answer
The response has no answer records.
Authority
tucowsdomains.com. 300 SOA ns1.tucows.com. hostmaster.systemdns.com. 1773878400 10800 3600 2592000 300
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0