What are the methods for identifying WhatsApp blocked accounts by phone number? Comparison of detection efficiency

The core of precision marketing in 2025 is "sending the right content to the right people," but traditional screening methods can only determine "whether the number is registered on WhatsApp," and cannot obtain user tags such as age, gender, interests, and active time periods.

Achieving a 90% risk reduction is not an exaggeration, but an inevitable result of the empowerment of intelligent technology.Embracing intelligent management is not only a choice to improve efficiency, but also an inevitable strategy to ensure the long-term stability of the community.

In the fierce competition of Telegram community operations, the real value lies not in the simple accumulation of the number of members, but in the ability to accurately identify and activate those high-quality active users.Many administrators struggle with the "zombieification" of groups—a seemingly large number of members, yet only a handful are actively interacting. The key to overcoming this predicament lies in a deep understanding and effective use of Telegram screening functions.Modern TG screening has long since transcended simple spam filtering and evolved into a powerful user behavior analysis system.

This article will delve into how to leverage the professional tool "ITG Global Filtering" to achieve a leap from extensive management to refined operations, and truly and accurately target your active user base.Traditional Telegram screening functions are often limited to security protection, with the main goal of filtering ads and blocking spam. However, this defensive screening method can only ensure the "security" of the community, but cannot improve the "activity" of the community.

The TG screening function has evolved from a simple security tool into a core competitive advantage for community operations.

With professional tools like ITG's full-domain filtering, administrators can not only effectively prevent risks, but more importantly, gain deep insights into user behavior, accurately locate active users, and achieve truly refined operations.The system provides automatic inactive account removal, combining active, online time, and interaction frequency filtering to ensure your campaigns reach your target audience and improve conversion efficiency.

The cloud control platform supports both self-screening and proxy screening, eliminating manual effort and easily managing batch account screening and management across multiple platforms, saving your team significant time.Using avatar and nickname filtering, you can quickly identify potential customer groups, achieving precise and high-ROI social media promotions.

The system supports batch generation and filtering of mobile phone numbers in regions like India, Japan, and Mexico, enabling cross-border marketing campaigns to reach target users more quickly and efficiently. The cloud-based control system combines interaction and online filtering to monitor target account activity patterns in real time, ensuring every ad campaign reaches high-potential customers.Whether it's Telegram, LinkedIn, or Facebook, the system offers unified management and batch filtering based on age, gender, and activity level, enabling precise multi-platform campaigns.