mailserver2.acelerate.com has no TXT records.
Question and response
Question
dig mailserver2.acelerate.com. TXT
Answer
The response has no answer records.
Authority
acelerate.com. 3600 SOA ns1.acelerate.com. dnsadmin.acelerate.com. 2025060400 7200 3600 604800 3600
Additional
. 0 OPT ; payload 4096, xrcode 0, version 0, flags 0