delivery9-out1.nospamcloud.com has no NS records.
NS records for this zone are defined at nospamcloud.com.
NS records for this zone are defined at nospamcloud.com.
Question and response
Question
dig delivery9-out1.nospamcloud.com. NS
Answer
The response has no answer records.
Authority
nospamcloud.com. 3600 SOA ns1.tsukaeru.ne.jp. level3.tsukaeru.net. 1264563392 14400 7200 2419200 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0