Email Verification Tools Software

HuBuCo

Name: HuBuCo
Brand: HuBuCo

Email verification service that checks lists, sign-up addresses and ESP contacts in bulk or in real time

By HuBuCo

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TrustList summary

HuBuCo - Email Verification Service checks whether email addresses are valid before a company sends to them, which helps protect its sender reputation. The website the listing points to is branded MillionVerifier and offers the same type of checks.

Features

Bulk list verification: uploads of CSV, TXT or XLSX files, returned as a cleaned list.
Real-time API: a REST API that checks new sign-up addresses as they arrive.
Automatic contact checks: EverClean verifies new contacts in linked email platforms every day.
Temporary address detection: flags temporary, disposable and role-based addresses.

Customers and markets

Support teams, sales reps and businesses that send email campaigns or collect sign-ups on their websites.

Key facts

Integrations: 17 of the largest email marketing platforms, per the website.
Stated accuracy: 99% or more, per the website.

Summary written by TrustList from the business's own published information, Oct 2026.

Gallery

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Categories & features

Rankings

HuBuCo is ranked on 7 TrustList rankings: #7 on 4, #11 on 1 and #12 on 2.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. HuBuCo has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Email verification tools software · 7 rankings

On 4 of these it sits behind emailHygiene, ahead of IPQualityScore Email Verification.

#7of 13
Bulk email verification
It is one of 11 here listing catch-all server detection and one of 12 here listing disposable email detection.
Of the 13 here, 12 also cover disposable email detection and 12 also cover domain check.
#7of 13
Single email verification
It is one of 12 here listing domain check and syntax check.
Of the 13 here, 12 also cover syntax check and 11 also cover catch-all server detection.
#7of 13
Web based cloud saas
It is one of 11 here listing catch-all server detection and one of 12 here listing disposable email detection.
#7of 12
Disposable email detection
It is one of 11 here listing catch-all server detection and domain check.
Of the 12 here, 8 also cover spam detection.
#11of 11
Catch all server detection
Behind Snov.io.
#12of 12
Domain check
It is one of 11 here listing catch-all server detection and disposable email detection.
Behind Snov.io.
#12of 12
Syntax check
It is one of 11 here listing catch-all server detection and disposable email detection.
Behind Snov.io.