Welcome to
Zextras Community

The place where you can get all the news about events, latest articles and forum posts!

Latest Articles

How to Verify Your rDNS Record | Zimbra

rDNS Record Verification Assuming you have already created your rDNS record, added it to your DNS, and want to check...

How to Verify Your DMARC Record | Zimbra

DMARC Record Verification Assuming you have already created your DMARC rule, added it to your DNS, and want to check...

How to Verify Your SPF Record | Zimbra

SPF Record Verification Assuming you have already created your SPF rule, added it to your DNS, and want to check...

How to Verify Your DKIM Signature | Zimbra

DKIM Signature Verification for Outgoing Emails Assuming you have already created your DKIM data, added them to your DNS, and...

How To Configure Zimbra rDNS? | Zimbra

The rDNS or reverse DNS resolves the domain name associated with an IP as opposed to DNS which resolves the...

How To Configure Zimbra DMARC? | Zimbra

DMARC or Domain-based Message Authentication, Reporting, and Conformance is an email authentication, policy, and reporting protocol that defines how your email servers...

Relevant Posts

How to Deploy a Private E-mail Server for Free Using Zextras Carbonio CE | Carbonio

Zextras Carbonio Community Edition (CE) is an open-source and free e-mail server. Zextras Carbonio CE provides you with a completely private, easy to deploy, and highly customizable e-mail platform. In this article, you’ll see how...
Continue Reading

Top 4 Unknown Truths about Self-hosted Open-source Platforms You Need to Know | Blog

This news may infuriate a swarm of hardcore public cloud advocates, but admit it – on-premises platforms are NOT as bad as they're advertised to be. Folks in tech, you have probably been a part...
Continue Reading

Install The Latest Zimbra OSE (8.8.15) On Ubuntu 20.04LTS | Zimbra

As system administrators, we are often asked about the installation process of Zimbra. Is there any method we should follow, is there any checklist we should follow etc. Luckily, Zimbra installation processes are pretty much...
Continue Reading

Official Documentation

Here you will find all the documentation related to Zextras solutions and services.