IPQS IP Address Block List is a commercial threat intel feeds solution by IPQualityScore. SecurityZones SURBL BV is a commercial threat intel feeds solution by SecurityZones. Features, integrations, deployment and the company behind each one, side by side.
IP address blocklist service for identifying and blocking fraudulent IPs
Domain reputation threat intelligence feeds for malicious domain detection
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Based on what each listing shows: deployment, company size, price and open source.
IPQS IP Address Block List fits if you are a startup.
Common questions when comparing IPQS IP Address Block List vs SecurityZones SURBL BV for threat intel feeds.
IPQS IP Address Block List: IP address blocklist service for identifying and blocking fraudulent IPs, built by IPQualityScore.
SecurityZones SURBL BV: Domain reputation threat intelligence feeds for malicious domain detection, built by SecurityZones.
The table above shows where their features, integrations, deployment and company size fit differ.
IPQS IP Address Block List is made by IPQualityScore. SecurityZones SURBL BV is made by SecurityZones. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. IPQS IP Address Block List and SecurityZones SURBL BV are both Threat Intel Feeds products, and both cover Botnet, Cyber Threat Intelligence. Use the table above to see where features, deployment and company size fit differ.
No Threat Intel Feeds shortlist yet. This is the closest one.
Updated 2026-11-01
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