Email Forwarding

Email Forwarding Not Working: 6-Step Debug Checklist

Email forwarding not working produces silence, not bounces — because the rejection happens at the receiving server, not your forwarder. This triage checklist finds the root cause in six steps, ordered by probability.

Mar 24, 2026 · Alexey Bulygin

Alias Email Address: Use Cases, Routing Patterns, and Limits

An alias email address is a public-facing address that routes inbound mail to an existing mailbox — no account, no seat, no per-user fee. Here's how to use it correctly for roles, handoffs, tracking, and team inboxes.

Mar 22, 2026 · Alexey Bulygin

Domain Alias Email Misconfigurations: 5 Exact Fixes

Your domain alias email is configured but mail is vanishing, bouncing, or going out from the wrong address. Here are the 5 most common failures — with exact error codes and the commands to fix them.

Mar 21, 2026 · Alexey Bulygin

Forward Email to Another Address Without Breaking DMARC

When you forward email to another address, your server becomes an unauthorized relay in the eyes of SPF. Here's why it breaks silently — and how SRS and ARC fix it without touching a config file.

Mar 20, 2026 · Alexey Bulygin

Domain Email Forwarding: Fix Deliverability in 2026 | TrekMail

Domain email forwarding isn't a redirect — it's a re-mailing operation. Get the identity plumbing wrong and you get silent Gmail drops and 550 rejections from Yahoo. Here's the SRS, ARC, and diagnostic playbook.

Mar 20, 2026 · Alexey Bulygin

Email Alias: Definition, Setup Guide & Best Practices (2026)

Email aliases let you create professional role-based addresses—sales@, info@, billing@—without paying for extra mailboxes. This guide covers SMTP mechanics, misconfigurations, and step-by-step TrekMail setup.

Mar 17, 2026 · Alexey Bulygin

SRS Email Forwarding: How It Works and Why It Fails

You enabled forwarding and email stopped arriving. SRS was supposed to fix it — but most guides miss the DMARC alignment failure that drops mail even after SRS is correctly configured.

Mar 15, 2026 · Alexey Bulygin

Domain Catch All: Route Everything Without Losing Control

Enable a domain catch all without the right architecture and you get Directory Harvest Attacks, backscatter blacklisting, and SPF failures that silently drop authenticated mail. Here's how to build it safely.

Mar 14, 2026 · Alexey Bulygin

SRS Forwarding: PostSRSd, ARC, and When to Host Instead

Forwarding email without SRS is a misconfiguration that breaks SPF on every hop. This is the practical guide to SRS forwarding: PostSRSd on Postfix, ARC for DMARC compliance, provider-specific failure modes, and how to verify it works before you find out the hard way.

Mar 14, 2026 · Alexey Bulygin

Sender Rewriting Scheme (SRS): Why Forwarding Breaks Without It

When you forward email, SPF breaks — unless you're running sender rewriting scheme SRS. Here's how SRS fixes the SPF failure, why it's still not enough, and when to stop forwarding altogether.

Mar 14, 2026 · Alexey Bulygin

Sender Rewriting Scheme (SRS): Why Forwarding Breaks

Email forwarding breaks SPF authentication — the forwarding server's IP isn't in the original domain's SPF record. A sender rewriting scheme fixes the envelope mismatch. Here's how it works, where it fails, and what a complete stack needs.

Mar 13, 2026 · Alexey Bulygin

Auto Forward Email: When It Works and When It Breaks

Auto forward email rules feel simple — redirect mail from one address to another, done. In practice, they silently delete your most important messages and damage your domain reputation. Here's when forwarding works and when it doesn't.

Mar 12, 2026 · Alexey Bulygin