211.27.84.69.static.srtnet.com has no MX records.
Question and response
Question
dig 211.27.84.69.static.srtnet.com. MX
Answer
The response has no answer records.
Authority
27.84.69.static.srtnet.com. 10800 SOA gonzo.srt.com. srtadm.srt.com. 2009101917 10800 3600 86400 10800
Additional
. 0 OPT ; payload 1220, xrcode 0, version 0, flags 0