ubuntuIdeapadS103s.do.pc2linux.com has no MX records.
Question and response
Question
dig ubuntuIdeapadS103s.do.pc2linux.com. MX
Answer
The response has no answer records.
Authority
do.pc2linux.com. 86400 SOA do.pc2linux.com. asampau.gmail.com. 2026022508 360 180 604800 86400
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0