mx.139.com
The domain mx.139.com answers at IP address 36.138.255.156. That address belongs to China Mobile Communications Group Co., Ltd, based in China. This domain declares no mail servers, so it cannot receive mail in its own name.
A A records
- 36.138.255.156 1200s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 4 hours ago.