Domains with DNS TXT v=spf1 include:relay.mailchannels.net ip4:31.22.4.102 ip4:82.163.176.27 include:_spf.protonmail.ch mx ~all
There is 1 domain that have DNS TXT set to v=spf1 include:relay.mailchannels.net ip4:31.22.4.102 ip4:82.163.176.27 include:_spf.protonmail.ch mx ~all.