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You should see the @protonmail.com adresses as a demo, people use them for spam so the domain has a bad reputation. If you decide to pay for the service then it
by dgellow 4y ago
You should see the @protonmail.com adresses as a demo, people use them for spam so the domain has a bad reputation. If you decide to pay for the service then it’s better to use your own domain, you should have no problem with delivery.