shell:$ nslookup -timeout=2 -retry=1 'm.xskkk.com'
Server:		127.0.0.53
Address:	127.0.0.53#53

Non-authoritative answer:
m.xskkk.com	canonical name = 12b290e8.smtp888.uk.
12b290e8.smtp888.uk	canonical name = qq.smtp888.uk.
Name:	qq.smtp888.uk
Address: 154.219.98.189
Name:	qq.smtp888.uk
Address: 154.9.26.11
Name:	qq.smtp888.uk
Address: 154.9.26.194
Name:	qq.smtp888.uk
Address: 156.238.224.190