Domains with DNS TXT v=spf1 a mx include:_spf.prmailmx.com include:_spf.prmail.vn ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx include:_spf.prmailmx.com include:_spf.prmail.vn ~all.

Top Domains with TXT set to v=spf1 a mx include:_spf.prmailmx.com include:_spf.prmail.vn ~all