Proper Check

Customer support

Contact us

Questions about email verification, credits, invoices, or GDPR? Email or call us — we reply on business days.

We aim to reply within one business day (Mon–Fri, 9:00–17:00 CET).

Service operator

Registration details of the EmailVerifier operator.

Addressul. Gdańska 129/7, 90-519 Łódź, łódzkie

KRS
0001190915
Tax ID (NIP)
7252358503
REGON
542545843

Phone

Urgent issues with an order, credits, or account access.

576 895 831