ns2.onefone.pl has no NS records.
NS records for this zone are defined at onefone.pl.
NS records for this zone are defined at onefone.pl.
Question and response
Question
dig ns2.onefone.pl. NS
Answer
The response has no answer records.
Authority
onefone.pl. 300 SOA ns-cloud-c1.googledomains.com. cloud-dns-hostmaster.google.com. 1 21600 3600 259200 300
Additional
. 0 OPT ; payload 512, xrcode 0, version 0, flags 0