webmail.swiftrfp.com has no NS records.
NS records for this zone are defined at swiftrfp.com.
NS records for this zone are defined at swiftrfp.com.
Question and response
Question
dig webmail.swiftrfp.com. NS
Answer
The response has no answer records.
Authority
swiftrfp.com. 86400 SOA dns1.swiftrfp.net. admin.swiftrfp.net. 2023011244 3600 1800 1209600 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0