Free Email Verifier
Check email syntax and mail-server records.
What is the Email Verifier?
A single mistyped email address quietly costs you — a bounced order confirmation, a lead you can never reach, a sender reputation dinged by too many bounces. Most of these are catchable before they ever hit your list, if you check the address instead of trusting it.
This email verifier checks an address's syntax and whether its domain can actually receive mail, and flags disposable and role-based addresses.
Last updated: Aug 13, 2026
What does this tool do?
You enter an email address and the tool validates its format, then looks up the domain's mail servers (MX records).
It reports whether the address is well-formed, whether the domain can receive email, and whether it's a known disposable or role-based address — without sending anything.
Key features
Syntax check
Catches malformed addresses and typos.
MX lookup
Confirms the domain can receive mail.
Disposable detection
Flags temporary throwaway domains.
Role-based flag
Spots info@, support@ and similar.
No email sent
Verification is passive and private.
Example
Common use cases
- Marketers — Clean a list before a send to cut bounces.
- Developers — Validate signups at the point of entry.
- Sales teams — Sanity-check prospect addresses.
- Support teams — Confirm a contact address is reachable.
- Form owners — Reduce fake or mistyped submissions.
- Newsletter runners — Protect sender reputation.
- E-commerce — Make sure order emails can be delivered.
- Anyone emailing — Check an address before relying on it.
Benefits
- It catches typos before they bounce.
- It confirms the domain can actually receive mail.
- It flags disposable addresses used to dodge signups.
- It does all this without sending a test message.
Tips
- Validate email at signup to stop bad addresses entering your list.
- Treat disposable domains carefully for trials and gated content.
- Prefer a personal mailbox over a role address for account owners.
- Use double opt-in to confirm real, engaged subscribers.
- Remove hard-bouncing addresses promptly to protect deliverability.
- Don't rely on syntax alone — check the domain has mail servers.
- Watch for common typos like gmial.com or hotnail.com.
- Re-verify old lists before a big send.
Common mistakes to avoid
Trusting syntax alone
Fix: A well-formed address still bounces if the domain has no mail server — check MX too.
Accepting disposable addresses
Fix: Flag or block throwaway domains where it matters.
Emailing role addresses
Fix: Prefer a personal mailbox; role addresses often go unread or unsubscribe.
Never cleaning the list
Fix: Re-verify periodically and drop hard bounces to protect sender reputation.
How it works
- 1
Enter an email
The address you want to verify.
- 2
Verify
It checks syntax and looks up mail servers.
- 3
Review
See deliverability signals and any flags.
Frequently asked questions
Address syntax, whether the domain has MX (or A) records to receive mail, and whether it's a known disposable or role-based address.
No. It doesn't send a message or probe the mailbox — it verifies the address format and that the domain can receive email.
Address syntax, whether the domain has MX (or A) records to receive mail, and whether it's a known disposable or role-based address.
No. It doesn't send a message or probe the specific mailbox — it verifies format and that the domain can receive email.
A temporary address from a throwaway service, often used to bypass signups. The tool flags known disposable domains.
A shared address like info@ or support@ tied to a function rather than a person — often better avoided for account signups.
MX records name the servers that accept a domain's email; without them (or an A fallback), mail can't be delivered.
No. The check runs live and nothing is saved.
Conclusion
An email verifier catches the bad addresses before they cost you a bounce or a lead, all without sending a message. Pair it with the DNS records checker to inspect a domain's mail setup in more detail.