GreyNoise on Mythryl: “We measured 11 major IP blocklists against 119,842 malicious IPs we…”

We measured 11 major IP blocklists against 119,842 malicious IPs we observed on one day. The best feed covered less than 5%. Most were under 2%. Your blocklist isn't broken. It was built for a slower threat landscape. Full breakdown ⬇️

greynoise.ioThe Coverage Gap: Why Your Blocklist Is Missing 119,000 Malicious IPs TodayGreyNoise compared 119,842 malicious IPs against 11 major threat feeds. The average coverage: just 2%, exposing the limits of static blocklists.

22/5/26, 4:09 pm0 reposts3 likes

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