Domains with DNS TXT v=spf1 include:spf.migadu.com include:_spf.protonmail.ch include:spf.messagingengine.com -all
There is 1 domain that have DNS TXT set to v=spf1 include:spf.migadu.com include:_spf.protonmail.ch include:spf.messagingengine.com -all.