IPQS IP Address Block List is a commercial threat intel feeds solution by IPQualityScore. IPsum is a free threat intel feeds solution. Features, integrations, deployment and the company behind each one, side by side.
IP address blocklist service for identifying and blocking fraudulent IPs
Daily feed of bad IPs with blacklist hit scores for cybersecurity professionals to stay informed about malicious IP addresses.
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Based on what each listing shows: deployment, company size, price and open source.
IPsum fits if you need a free product and you want an open-source product.
Common questions when comparing IPQS IP Address Block List vs IPsum for threat intel feeds.
IPQS IP Address Block List: IP address blocklist service for identifying and blocking fraudulent IPs, built by IPQualityScore.
IPsum: Daily feed of bad IPs with blacklist hit scores for cybersecurity professionals to stay informed about malicious IP addresses.
The table above shows where their features, integrations, deployment and company size fit differ.
IPQS IP Address Block List is made by IPQualityScore. IPsum is open-source with 2,213 GitHub stars. 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 IPsum are both Threat Intel Feeds products. Key differences: IPQS IP Address Block List is Commercial while IPsum is Free, IPsum is open-source. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-01
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