More Domain Stats: The 10 Most Abused Registrars

This Spamhaus report summarizes a "Top-10 Most Abused Domain Registrars" analysis, explaining how the organization measures the ratio of malicious/abused domains seen in its feeds over a rolling two-week window, clarifying that counts represent domains observed in active abuse traffic, and urging registrars to use Acceptable Use Policies and abuse processes to reduce the fraction of bad domains and improve reputation.