NexCheck-筛号平台
How to Filter Viber Numbers: Activation, Activity Range, and 'Account Age' Detection in List Cleaning Order
A three-layer Viber number filtering logic for key markets like the Philippines, Ukraine, and Greece: clarifying that 'Account Age' refers to registration duration, not user age, and outlining the sequential filtering process—format cleaning, activation detection, activity range, and account age—to reduce invalid outreach costs and update CRM.
