Domains with DNS TXT v=spf1 include:spf.sendinblue.com include:my.billit.be include:_spf.relay.mailprotect.be mx a ~all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.sendinblue.com include:my.billit.be include:_spf.relay.mailprotect.be mx a ~all.