Spam Traps in 2026: Why a 'Clean' List Still Hurts Your Deliverability
Many senders verify their lists, keep bounce rates low and still watch inbox placement slide. The culprit is usually not bad behaviour — it is list decay: recycled spam traps, catch-all domains and addresses that look valid but never engage. Here is how spam traps work in 2026 and how to prune your list before it damages your sender reputation.