tempdevsmtp.sabahosted.com has no SRV records.
Question and response
Question
dig tempdevsmtp.sabahosted.com. SRV
Answer
The response has no answer records.
Authority
sabahosted.com. 1800 SOA ns1.p05.dynect.net. hostmaster.centra.com. 2233 3600 600 604800 1800
Additional
. 0 OPT ; payload 1232, xrcode 0, version 0, flags 0