https://support.stalw.art/t/openphish-phishtank-lookups-miss-mixed-case-urls-because-the-url-is-lowercased-before-exact-matching/1738
OpenPhish/PhishTank lookups miss mixed-case URLs because the URL is lowercased before exact...
Sep 21, 2026 - Issue Description Stalwart 0.16.22 with the official spam-filter ruleset v3.0.1 has a case-normalization mismatch between extracted URLs and HTTP lookup keys....
mixed casephishtanklookupsmissurls