Bulk email verification

Know your list.
Before you hit send.

Check mailboxes, flag disposable addresses, and get the results in your spreadsheet.

Drop a CSV, Excel, or Numbers file

or choose a file

Up to 1,000,000 rows · 64 MB per file

See your price before paying. No subscription.

Files stored privately. File handling and timing

A LITTLE PARSE MAGIC

Your file.
With more answers.

email-list-verified.csv
Illustrative data
Illustrative email verification results with original Email and List columns. Selected fields, with unknown answers left empty. Use arrow keys to explore cells.
EmailDeliverableDisposableRoleCatchallDuplicateList
Row 2Your original value. Kept exactly as it was in your file.The mailbox check suggests this address can receive email.Not identified as a disposable provider in this example.Not identified as a shared role inbox in this example.The example domain does not accept every address. Read Deliverable for the mailbox result.The first occurrence of this address in the file. Later copies are marked true.Your original value. Kept exactly as it was in your file.
Row 3Your original value. Kept exactly as it was in your file.The check did not establish whether this mailbox exists. Unknown stays empty, separate from false.Not identified as a disposable provider in this example.Not identified as a shared role inbox in this example.The check did not establish whether this domain accepts every address. Unknown stays empty.The first occurrence of this address in the file. Later copies are marked true.Your original value. Kept exactly as it was in your file.
Row 4Your original value. Kept exactly as it was in your file.This illustrative check returned a negative delivery result. False is an answer. An unknown check stays empty.A disposable email provider in this made-up example. The flag is separate from mailbox deliverability.Not identified as a shared role inbox in this example.The example domain does not accept every address. Read Deliverable for the mailbox result.The first occurrence of this address in the file. Later copies are marked true.Your original value. Kept exactly as it was in your file.
Row 5Your original value. Kept exactly as it was in your file.This example domain accepts any address. Whether this particular mailbox exists is still unknown.Not identified as a disposable provider in this example.A shared role inbox, such as support or sales. A role flag does not tell you whether mail will arrive.This example domain accepts any address, so this particular mailbox is not confirmed.The first occurrence of this address in the file. Later copies are marked true.Your original value. Kept exactly as it was in your file.
Row 6Your original value. Kept exactly as it was in your file.The mailbox check suggests this address can receive email.Not identified as a disposable provider in this example.Not identified as a shared role inbox in this example.The example domain does not accept every address. Read Deliverable for the mailbox result.This address appeared earlier in the file. Its row stays, its answer is reused, and it is not billed twice.Your original value. Kept exactly as it was in your file.

Deliverabletrue

The mailbox check suggests this address can receive email.

5 rows / 5 added columnsSelected fields shown

Your originalsAdded answers

Made-up data. Real possibilities. Unknowns stay empty.

1

Drop your list

Bring your CSV or spreadsheet. We find the email columns.

2

Review your price

See the total for your file, then start verification.

3

Get your results

Download your spreadsheet with the answers added, ready to filter.

One price for your file.

Mailbox verification, disposable and role flags, catchall detection, and typo suggestions. See your price before paying.

Unique email addressesPer file
10,000
See quote
100,000
See quote
1,000,000
See quote

Prices are in USD. Repeated values are checked once. Already on a plan? Your quote shows what is included and what you will pay.

See download fields

Email verification adds these fields. Field names adjust to match your source columns.

Email verification
parse_deliverableparse_disposableparse_roleparse_catchallparse_validparse_duplicateparse_domainparse_domain_validparse_emailparse_didyoumean

YOUR FILE

Repeated addresses cost once
Repeated addresses share one check. Blanks and unrecognized values are free. Every row stays in your file.
A time estimate before you pay
Your checkout shows an estimated processing time for your file. We email you when your results are ready.
Unknowns refunded
If an email check cannot be answered, that share comes back. Unfinished checks are refunded too.
Your files, stored privately
Return through your download link for 30 days from upload. Read how we handle file storage and deletion.

COVERAGE

Email checks.
Worldwide.

Check mailbox availability, flag catchall domains, and find the addresses worth a closer look.

disposable email domains
75k+
Spot throwaway addresses before your next send.
role inbox names
1,020
Recognize shared addresses like support@ and sales@.
known domain typos
1,517
Suggest gmail.com when someone types gmial.com.

Drop your list

Drop a CSV, Excel, or Numbers file

or choose a file

Up to 1,000,000 rows · 64 MB per file