ns2.usm1004.siteground.biz has no NS records.
NS records for this zone are defined at usm1004.siteground.biz.
NS records for this zone are defined at usm1004.siteground.biz.
Question and response
Question
dig ns2.usm1004.siteground.biz. NS
Answer
The response has no answer records.
Authority
usm1004.siteground.biz. 86400 SOA ns1.usm1004.siteground.biz. mail.usm1004.siteground.biz. 15 86400 7200 3600000 86400
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0