Question and response
Question
dig poczta.interplus.com.pl. NS
Answer
poczta.interplus.com.pl. 5 CNAME ghs.googlehosted.com.
Authority
googlehosted.com. 60 SOA ns1.google.com. dns-admin.google.com. 873609184 900 900 1800 60
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0