Domains with DNS TXT v=spf1 a mx ip4:145.239.21.74 include:_spf.protonmail.ch ~all

There is 1 domain that have DNS TXT set to v=spf1 a mx ip4:145.239.21.74 include:_spf.protonmail.ch ~all.

Top Domains with TXT set to v=spf1 a mx ip4:145.239.21.74 include:_spf.protonmail.ch ~all