Mail transport and delivery
Rust SMTP and JMAP servers work with a Go delivery engine that supports parallel delivery, DKIM signing, SPF and DMARC verification, and bounce tracking.
Capabilities
Manage business mailboxes, shared calendars and contacts, with tools for team collaboration and domain administration.
Architecture
Email and collaboration services
Tenant-scoped services cover mail, contacts, calendar, chat, video, AI assistance, administration, threat intelligence and campaign workflows.
Webmail and client access
Separate webmail, administration and operations views support teams using web, iOS, Android or desktop clients.
Mail routing and authentication
Mail delivery uses its own routing and authentication. Configure MX, SPF, DKIM and DMARC records separately from the public website.
Technical capabilities
Enterprise Mailbox & Shared Governance
Supports 100MB attachments, snooze, server-side priority rules, canned responses, moderated distribution groups, public folders with ACLs and shared mailboxes.
Global Address List & Contact Deduplication
Manages personal, shared and global address lists with CSV/vCard import, duplicate merge conflict resolution and interaction tracking.
Exchange-Grade Calendar & Room Scheduling
Multi-calendar sharing, granular permissions, room/resource booking, recurring events and attendee availability coordination.
Deliverability & Anti-Abuse Protection
Built-in DKIM key rotation, SPF/DMARC alignment verification, threat-intelligence filtering and rate-controlled parallel batch delivery.
Core capabilities
A thoughtful business email and productivity experience centered on your company.
Business email
Professional mailboxes, aliases and configurable company domains.
Shared collaboration
Team mailboxes, contacts and controlled distribution workflows.
Scheduling
Calendars, invitations, recurrence and shared availability.
Files & knowledge
Structured content, sharing and organizational knowledge spaces.
Domain protection
Mail authentication, anti-abuse controls and administrative policy.
Intelligent assistance
Use assisted drafting, classification and insights when they are enabled for your deployment.
Talk to the NexoCloud Email team
Tell us what you’re planning and we’ll connect you with the right team.
Ask us about deployment options, availability and support.