220.147.17.170.static.wline.lns.sme.cust.swisscom.ch has no NS records.
NS records for this zone are defined at 147.17.170.static.wline.lns.sme.cust.swisscom.ch.
NS records for this zone are defined at 147.17.170.static.wline.lns.sme.cust.swisscom.ch.
Question and response
Question
dig 220.147.17.170.static.wline.lns.sme.cust.swisscom.ch. NS
Answer
The response has no answer records.
Authority
147.17.170.static.wline.lns.sme.cust.swisscom.ch. 3600 SOA adnso1.bluewin.ch. sme.network.swisscom.com. 2018100301 14400 1800 1209600 3600
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0