We have recorded mx5.protecmail.com as a mail server, but not yet the domains behind it.
This host belongs to Mail, which runs 1,617 mail server(s) in total. The provider page has the full domain list and infrastructure.
See whether a specific domain is disposable, forwarding or safe — and which mail server it actually uses.
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A mail server's reputation is one signal. The API scores every signup against the whole catalogue — disposable pools, low-trust domains, catch-alls and gateways — as it grows.
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