mailcow dttb: спам-фикс, SSL, апдейт 2026-05c, BIMI+подпись, Roundcube, сбор почты
- фикс входящего спама: No-SNAT на OpenWrt (видел все письма как 10.0.0.1) - SSL mail-портов: cert из NPM + cron-синхрон на Proxmox - апдейт mailcow 2026-01 -> 2026-05c; урок: forward-zone unbound обязателен (RKN режет рекурсию) - логотип UI, BIMI-SVG (Tiny PS) + хостинг, HTML-подпись - Roundcube на /rc (bind-mount, public_html) - внешний сбор почты Яндексом (IMAP/POP3) - snippets: sync-mailcow-cert.sh, dttb-mail-branding/ Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
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snippets/dttb-mail-branding/dttb-bimi.svg
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snippets/dttb-mail-branding/dttb-bimi.svg
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<svg version="1.2" baseProfile="tiny-ps" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1024 1024">
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<title>dttb</title>
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<rect width="1024" height="1024" fill="#2A6FDB"/>
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<g transform="translate(232 222) scale(4.827586)" fill="none" stroke="#ffffff" stroke-width="7" stroke-linecap="round" stroke-linejoin="round">
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<rect x="6" y="20" width="104" height="76" rx="14"/>
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<path d="M10 28 L58 64 L106 28"/>
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</g>
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</svg>
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snippets/dttb-mail-branding/dttb-sig-logo.png
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snippets/dttb-mail-branding/dttb-sig-logo.png
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snippets/dttb-mail-branding/signature.html
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snippets/dttb-mail-branding/signature.html
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<table style="border-collapse:collapse;font-family:Arial,Helvetica,sans-serif;color:#161616;font-size:13px">
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<tr>
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<td style="padding-right:14px;vertical-align:middle">
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<img src="https://mail.dttb.ru/bimi/dttb-logo.png" width="56" height="56" alt="dttb"
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style="display:block;border-radius:12px;border:0">
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</td>
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<td style="vertical-align:middle;border-left:3px solid #2A6FDB;padding-left:14px">
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<div style="font-weight:700;font-size:15px;line-height:1.2">Олег Батлаев</div>
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<div style="color:#555;line-height:1.4">dttb.ru</div>
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<div style="line-height:1.4"><a href="mailto:support@dttb.ru" style="color:#2A6FDB;text-decoration:none">support@dttb.ru</a></div>
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</td>
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</tr>
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</table>
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