smtp-usa2.onexmail.com NS records

NS Authoritative DNS server
2m 59s
smtp-usa2.onexmail.com has no NS records.
NS records for this zone are defined at com.

Question and response

Question

dig smtp-usa2.onexmail.com. NS

Answer

The response has no answer records.

Authority

onexmail.com. 179 SOA ns-tel1.qq.com. webmaster.qq.com. 1773374093 300 600 86400 180

Additional

. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0