Domains with DNS TXT v=spf1 include:_spf.mailersend.net +ip4:185.147.216.128 +include:_spf.protonmail.ch +mx ~all

There is 1 domain that have DNS TXT set to v=spf1 include:_spf.mailersend.net +ip4:185.147.216.128 +include:_spf.protonmail.ch +mx ~all.

Top Domains with TXT set to v=spf1 include:_spf.mailersend.net +ip4:185.147.216.128 +include:_spf.protonmail.ch +mx ~all