UOL, BOL, Terra, and Globo/iG have some of the highest freemail dormancy rates in the world. Brazilian users sign up and abandon accounts quickly, or migrate entirely to Gmail. Lists built over 2-3 years can have 20-40% invalid addresses. BounceZero verifies every address with live SMTP - $3 per 1,000.
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Yes - live SMTP verification against UOL (uol.com.br), Terra (terra.com.br), Globo/iG (globo.com, ig.com.br), BOL, Oi, and Vivo.
BounceZero is EU-hosted, ICO-registered (ZC132839), and does not retain uploaded lists after verification - aligning with LGPD data minimisation requirements.
UOL, BOL, Terra, and Globo have high dormancy - users sign up and abandon accounts rapidly, or migrate to Gmail. Lists built over 2-3 years can hit 20-40% invalid.
$3 per 1,000 verifications. 100 free credits on signup - no credit card required.
100 verificações gratuitas. $3/1.000 após isso. Conformidade com a LGPD.
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