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Abusix: 8 ways on how ESPs and DNSBL providers can collaborate better
Steve Freegard, Sr. Product Owner Abusix Intelligence recently shared his thoughts on how ESPs can better position themselves with regard to blocking list (DNSBL) issues.
He recommends segmenting traffic by IP address, using different subdomains or domains for each customer, limiting your SPF record, make sure your bounce handling actually works, and more. It's good advice. Find it here.