spf.ltg.email has no MX records.
Question and response
Question
dig spf.ltg.email. MX
Answer
The response has no answer records.
Authority
ltg.email. 600 SOA sec1.rcode0.net. dnsadmin.peoplefluent.com. 2025100301 3600 600 1209600 600
Additional
. 0 OPT ; payload 1400, xrcode 0, version 0, flags 0