Anti-ban

4 artikels over anti-ban — praktische gidsen en best practices voor WhatsApp-automatisatie.

27 sep. 2026 · 2 min en

Stop 400 invalid_recipient Errors — Validating Phone Numbers Before You Send

How to validate phone numbers to E.164 before calling the WhatsApp API, catching bad numbers early instead of a 400 invalid_recipient and a risk-score hit.

3 sep. 2026 · 5 min en

Warming Up a New WhatsApp Number — A Day-by-Day Send Schedule

A fresh WhatsApp number that jumps straight to bulk volume risks Meta's new-contact spike warning. Here's a practical ramp-up schedule that avoids it.

17 jul. 2026 · 4 min en

What is an unofficial WhatsApp API? How QR-based APIs work — and the risks

Unofficial WhatsApp APIs link your own number via QR code instead of Meta's Business API. How they work technically, what can go wrong, and how to stay safe.

12 jul. 2026 · 2 min nl

Zo voorkom je dat je WhatsApp-nummer geblokkeerd wordt (anti-ban gids)

Meta blokkeert WhatsApp-nummers die zich als spammer gedragen. Deze zeven regels houden je nummer veilig — en TextMeFlow dwingt de belangrijkste automatisch af.