Domains with DNS TXT v=spf1 +a +mx +ip4:158.69.288.166 +ip4:144.217.20.22 ~all include:_spf.protonmail.ch mx ~all

There is 1 domain that have DNS TXT set to v=spf1 +a +mx +ip4:158.69.288.166 +ip4:144.217.20.22 ~all include:_spf.protonmail.ch mx ~all.

Top Domains with TXT set to v=spf1 +a +mx +ip4:158.69.288.166 +ip4:144.217.20.22 ~all include:_spf.protonmail.ch mx ~all