This article provides a side-by-side feature comparison between Email Hosting provided by A2 Hosting and Barracuda.
The following tables compare features between Email Hosting from A2 Hosting and Barracuda Email.
| Feature | Email Hosting from A2 Hosting | Barracuda Email |
|---|---|---|
| Inbound Spam and virus protection | Yes | Yes |
| Outbound Spam and virus protection | Yes | Yes |
| Data encryption | Yes - All data at rest is encrypted using AES 256 encryption. All traffic in transit is encrypted using TLS 1.2. | Yes |
| Spoofing prevention | Yes | Yes |
| Reputation loss and black-listing prevention | Yes | Yes |
| IP and content-based filtering | Yes - Advanced spam filters automatically identify and block spammy content. | Yes |
| Recipient filtering | Yes - Users can block specific domains and email accounts. | Yes |
| RBL and DNSBL support | Yes | Yes |
| Reverse DNS blocking | Yes | Yes |
| URL pattern and category blocking | Yes | Yes |
| TLS encryption policy | Yes | Yes |
| SPF support | Yes | Yes |
| Triple-layer virus blocking | Yes | Yes |
| Personal allow/block lists | Yes - Users can create custom blocklists and block specific email accounts and domains. | Yes |
| Guaranteed email deliverability | Yes - 100% of our IP addresses s are whitelisted, ensuring guaranteed email deliverability. | No |
| Guaranteed email uptime | Yes - We offer an uptime of >99.9% ensuring your email service is never down. | No |
| High data durability and reliability | Yes - We offer 99.999999999% of data durability and 99.99% availability for stored data. | No |
| Superior disaster recovery mechanisms | Yes - We provide 3-way data replication. All data is replicated across multiple zones and regions, ensuring high recovery capabilities. | No |
| High redundancy | Yes - We maintain n+3 redundancy on each component and service across multiple datacenters. Any failure of any device, datacenter, or service does not cause downtime. | No |
| Custom DKIM support | Yes | No |
| Feature | Email Hosting from A2 Hosting | Barracuda Email |
|---|---|---|
| Rich webmail with integrated calendar and contacts | Yes | No |
| Dedicated mobile apps with advanced email functionality | Yes | No |
| Features to improve productivity and email response rates: * Email templates * Read receipts * Follow-up reminders * Scheduled sending |
Yes | No |
| Advanced features: * Contact groups * Priority inbox * Rich signature builder * Send emails as alias * Dark theme * Advanced search with extensive filter criteria |
Yes | No |
| Multi-account support with ability to add personal and professional email accounts | Yes | No |
| Catchall accounts | Yes | No |
| Internal forwarder accounts | Yes | No |
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