Stop wasting money on contact info that no longer works
Your prospects are real, but their email, phone, or address might be dead. DMPHub verifies all three and grades every record from A+ to F so your outreach only goes to contacts that can actually receive it.
100 free credits · No credit card required
Create a free account to see the full result: mailbox, carrier, and delivery point checks.
Bad data gets in two ways
Your database decays. People change jobs, abandon old inboxes, switch numbers, and move. Nothing updates itself.
And new data arrives dirty. Typos in signup forms, fake or disposable emails for free trials, bad phone numbers, bots.
You pay for both. Every email send, call, and mailing costs money, and every failure drags down your reputation with inbox providers and carriers. Your good contacts suffer because of the bad ones.
DMPHub verifies data at the door and cleans up what's already inside your database.
One place to verify every contact
DMPHub verifies emails, phone numbers, postal addresses, and domains and grades each one from A+ to F. You see exactly what's safe to use, what needs a second look, and what to throw away.
Check one at a time
Enter a single contact and get an instant grade.
Clean a whole list
Upload your file and get back a graded list with the bad records flagged.
Build it into your product
Verify signups and forms as they happen with the real-time API.
What DMPHub verifies
Syntax, domain, and mailbox checks, plus spam traps, disposable addresses, and role accounts. Know before you send.
Phone
Carrier lookup, line type, and Do Not Call list screening. Catch disconnected numbers before you dial.
Postal Address
Validated against official postal data. Know if your mail will actually arrive.
Domain
A trust score based on domain age, parked status, and security setup. Know who you're dealing with.
Why clients trust us
Fix your contact data
Keep email, phone, postal address, and domain data accurate before outreach. DMPHub helps you spot bad records, reduce wasted sends and calls, and decide which contacts to keep, fix, or remove.
Prevent email & postal delivery issues
Verify every email and postal address before you send, so your messages actually reach your prospects and customers. Bad data costs businesses billions each year. Maintain a good email delivery reputation and stop paying for mail that never arrives.
Prevent fraud
Bad emails, fake numbers, and bots sign up for free trials and pollute your database from day one. DMPHub flags disposable addresses, risky domains, and disconnected numbers at signup, so only real people get in.
Data privacy compliance
Calling a number on the Do Not Call list or emailing someone who opted out can lead to extensive fines. DMPHub screens every phone number against the DNC registry and respects your suppression lists automatically.
