KYNGIN/MX (E-mail) Facility Technical Summary
KYNGIN/MX uses the following open source tools and services, coupled with the KYNGIN software suite, to work in unison to complete the task of mail distribution.
Specifications
- *Unlimited storage availability per mailbox (limited only by node chassis sizes ~100's of TB). (Warning, some mail clients (e.g. Outlook), do not allow for unlimited local storage.)
- Storage combined amongst all mailboxes on server.
- All Mail data stored on redundant enterprise SSD's.
- E-mail sending limited to 100MB per e-mail, larger than any business class standard hosting.
- Local snapshots of e-mail data taken nightly.
- Email archival service for audit tracing.
- All services use dedicated security containers, servers with dedicated storage arrays are used maximize e-mail security, synchronization speeds, and deliverability.
- Webmail service with ability to limit based on geographical region.
- Frequently renewed SSL certificates for IMAP / SMTP / Webmail.
- All mailboxes compressed with transparent compression, storage quantities calculated after compression.
- Local DNSBL / Firewall rules that eliminate many spammers and attackers well before them become a problem.
First Party Software Components
- KYNGIN/MX Mailbox Manager
- KYNGIN/MX Policy Service
- KYNGIN/MX Listing Services
- Internal DNSBL
Open Source and 3rd Party Software Components
- Postfix (SMTP)
- Dovecot (IMAP/POP3)
- Amavis (antispam)
- Spam Assassin (antispam)
- ClamAV (antivirus)
- RoundCube (Webmail)
- Lets Encrypt (TLS Certs)
- OpenBSD HTTP Server (TLS Certs)
- PostgreSQL (RDMBS for management)
- MySQL (RDBMS for antivirus)
- 3rd Party public and commercial DNSBLS