Mailbox Provider: sina.com.cn [ back to main ] Here's MX record breakdown data for sina.com.cn. Did you know? Domain sina.com.cn hosts mail for 3 of the top ten million domains. Here are the top 5000 domains hosted by sina.com.cn: Rank Domain MX Record MX Domain 1 sina.com.cn freemx1.sinamail.sina.com.cn sina.com.cn 2 sina.com freemx1.sinamail.sina.com.cn sina.com.cn 3 sina.cn freemx1.sinamail.sina.com.cn sina.com.cn This ranking is relative inside of top 10 million results. Find more information about the "top domains" data from host.io. DNS Snapshot date: June 2025 Page generated at: Sat Aug 2 01:08:08 CDT 2025