Domains with DNS TXT v=spf1 include:_spf.mailersend.net include:_spf.mlsend.com a mx include:relay.thundermail.uk include:_spf.interdns.co.uk -all
There is 1 domain that have DNS TXT set to v=spf1 include:_spf.mailersend.net include:_spf.mlsend.com a mx include:relay.thundermail.uk include:_spf.interdns.co.uk -all.