Namecheap Private Email Email Verification
Namecheap Private Email is the hosted mailbox service offered with Namecheap domains, powered by Jellyfish infrastructure.
How Namecheap Private Email Handles Verification
Namecheap Private Email (on privateemail.com MX) usually rejects unknown recipients with a 550, so mailbox existence is verifiable for most domains unless the owner has enabled a catch-all. Greylisting can apply.
What Mailthentic does
We detect the Private Email MX, interpret the RCPT TO response, run a catch-all probe, and apply greylisting retries for accurate verification.
Quick Facts
MX Pattern
mx1.privateemail.com / mx2.privateemail.com
Catch-All Behavior
Rejects unknown addresses
Typical SMTP Response
550 for unknown recipients on most domains (verifiable)
Provider Type
business
Common Domains
varies (custom domains on Namecheap Private Email)
Best Practices for Namecheap Private Email
- SMTP results are usually reliable. A 550 generally means the mailbox does not exist.
- Check for catch-all. Some domains accept every address.
- Handle greylisting. Retry deferred attempts after a short delay.
Other Email Providers
Verify Namecheap Private Email email addresses
Our 9-point verification engine handles Namecheap Private Email's specific behavior automatically. Start free.