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The latest from our blog
Read the newest articles from our blog
CNMC 2026 Update: SMS Sender Registration in Spain May Be Delayed Until September
Spain may delay SMS sender ID blocking from June 7 to September 15, 2026. New bulk registration periods and flexible rules for international companies proposed. Registration remains mandatory.

CNMC 2026 Regulation: Mandatory SMS Sender ID Registration in Spain — What It Is and How to Comply
From June 7, 2026, unregistered SMS sender IDs will be blocked in Spain. Learn what CNMC Circular 1/2026 requires and how Instasent handles the registration process for you.
