57689.com.		30 IN SOA ns17.xincache.com. enterprise1dnsadmin.dnspod.com. (
				1667795724 ; serial
				3600       ; refresh (1 hour)
				180        ; retry (3 minutes)
				1209600    ; expire (2 weeks)
				180        ; minimum (3 minutes)
				)

57689.com.		30 IN TXT "v=spf1 include:spf.mail.qq.com ~all"

Mail exchangers:
57689.com.		30 IN MX 10 mxdomain.qq.com.

Name servers:
57689.com.		30 IN NS ns17.xincache.com.
57689.com.		30 IN NS ns18.xincache.com.