This article applies to both the new Private Email webmail and the legacy (Open-Xchange) webmail.
To ensure fair usage and maintain optimal performance for all users, Private Email accounts are subject to the following limits on outgoing emails, recipients, storage, and synchronization:
Email sending limits
Current plans:
-
Launch/Expand/Scale: 500/hour/mailbox.
Old plans:- Starter: 500 emails/hour per domain
- Pro: 1000 emails/hour per domain
- Ultimate: 1500 emails/hour per domain
- Private: 500 emails/hour per domain
- Business: 500 emails/hour per domain
- Business Office: 500 emails/hour per domain
Trial plans:
- All trial plans are limited to 20/hour/mailbox.
Recipient limits
- Any email sent from Private Email is limited to 50 recipients across the TO, CC, and BCC fields simultaneously.
TLD restrictions
- Usage of Private Email trial plans for domains with the following TLDs is not available: .tk / .ml / .ga / .cf / .gq / .za.com
- Usage of Private Email paid and trial plans for domains with the following TLDs is not available: .ru / .xn--p1ai / .by / .xn--90ais / .su
Limits for additional services (for Open-Xchange webmail users only)
The following limits apply to additional services:- Maximum number of calendar appointments: 250,000
- Maximum number of contacts in address book: 250,000
- Maximum number of files in drive: 250,000
- Maximum number of personal information manager attachments (tasks, appointments, etc.): 250,000
For more specific questions about these limits, please contact our Customer Support.
