| Property | Value |
|---|---|
| Site | Rz |
| Hypervisor host | ESXi-RZ |
| Role | Mailcow-dockerized production mail at tag 2026-03b (mx.mx0.me, hosting 9 domains incl. korff.wtf, blackreset.com, xio.bio, ticket.ink, io-event.com). |
| OS | Debian 12 (bookworm) |
| Primary IP | 10.200.0.202 |
| SSH alias | vm-sl-02 |
| vCPU | 4 |
| Memory | 16 GiB |
| Storage | 476 GB ext4 + 16 GiB swap (9 % used) |
| Backup | PBS image-level only. helper-scripts/backup_and_restore.sh is present but NOT scheduled. Future: databasemnt for DB-side. |
| Property | Value |
|---|---|
| SSH user | alexander |
| SSH key (local) | E:/Workspace/Repositories/Clean Up/.secrets/ssh/blackreset_admin_ed25519 |
| Listening ports (notable) | 22 (ssh), 25/465/587 (smtp), 110/143/993/995 (pop/imap), 4190 (sieve), 80/443 (mailcow UI), 9001 (portainer-agent on 0.0.0.0 — risk) |
| Notes | 19 mailcow containers. mailcow.conf at /opt/mailcow-dockerized/mailcow.conf (mode 600). USE_WATCHDOG=y. ENABLE_IPV6=false. ALLOW_ADMIN_EMAIL_LOGIN=n. SKIP_FTS=y. |
0.0.0.0:9001 publicly bound.cron-apt does unattended dist-upgrade nightly (not idiomatic for Debian — should be unattended-upgrades).buster suite (cosmetic).