mail1.comodogroup.com has no TXT records.
Question and response
Question
dig mail1.comodogroup.com. TXT
Answer
The response has no answer records.
Authority
comodogroup.com. 86400 SOA ns1.netim.net. hostmaster.netim.net. 2603060005 10800 7200 604800 86400
Additional
. 0 OPT ; payload 1400, xrcode 0, version 0, flags 0