IPsum vs SikkerAPI: Side-by-Side Comparison (2026)
Features, pricing, ratings, and pros & cons — compared head-to-head.
IPsum is a free threat intel feeds tool. SikkerAPI is a free threat intel feeds tool by SikkerAPI. Compare features, ratings, integrations, and community reviews side by side to find the best threat intel feeds fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Security teams building detection rules or threat hunting workflows need IPsum for its daily IP blacklist feed with hit-score confidence ratings, which cuts the noise of static blocklists that miss newly malicious addresses. With 2,213 GitHub stars and free access, it's proven reliable enough that smaller security operations can integrate it into their SIEM without licensing friction. Skip this if your threat intel budget demands commercial-grade feeds with attribution context or reverse-lookup services; IPsum is IP reputation only, not a replacement for deeper adversary profiling platforms.
Startups and small security teams with limited threat intel budgets should use SikkerAPI for its free IP reputation API backed by real honeypot telemetry across 17 protocols, giving you observable attack patterns without vendor lock-in or per-query fees. The transparent confidence scoring tied to actual sensor events means you're not buying a black box; Fail2Ban and CSF Firewall integrations let you automate blocklists directly into your stack. Skip this if you need endpoint detection, identity intelligence, or SIEM-grade correlation; SikkerAPI does one thing well and stays in its lane.
