v1.50.105 — 2026-08-20

• Barracuda (b.barracudacentral.org)
• CBL / Composite Blocking List (cbl.abuseat.org)
• SORBS (dnsbl.sorbs.net)
• SpamCop (bl.spamcop.net)
• Spamhaus ZEN (zen.spamhaus.org) — kombiniert SBL, XBL und PBL
• feat(diagnostics): RBL / blocklist self-check against 5 major DNSBLs (1.50.105)
• release: update changelog pill ranges for v1.50.104