What m.me is
m.me is part of Meta Messenger, the chat service used for one-to-one and business messaging inside the Meta ecosystem. The domain itself is a compact redirect-style address rather than a standalone consumer brand, and that matters when checking trust. HTTPS is in place, which helps protect the connection, but the domain age showing as zero years means there is little domain-history evidence to judge on its own.
Reputation and verdict
Messenger is a major, established product from Meta, so the brand context is strong and familiar to most users. Still, short-link domains can be copied or abused in phishing campaigns, so the safest approach is to verify that the link opens the official Messenger experience and that any login or payment prompt matches what you expect. Overall, m.me looks legitimate by brand association, but new domains always deserve a quick check.