TrekMail Blog
Practical guides, email hosting insights, and tips to get the most out of your domains and mailboxes.
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Deliverability & DNS
Create SPF Record Without Hitting the 10-Lookup Limit
Most SPF guides tell you what to paste. This one shows how to build an SPF layout that survives vendor sprawl, lookup limits, and future DNS changes.
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Alexey Bulygin
Deliverability & DNS
How TrekMail Protects Your Inbox
Your TrekMail inbox is protected by automatic spam filtering, phishing detection, and attachment scanning — all running locally on our servers. Here is what that means for you.
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Alexey Bulygin
Email Forwarding
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.
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Alexey Bulygin
Email Forwarding
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.
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Alexey Bulygin
Email Forwarding
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.
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Alexey Bulygin
Operations Playbook
Email Management Platform vs System: What Agencies Need
Most agencies shop for an email management platform and end up with a workflow tool instead of infrastructure control. If your problems show up at 2 AM, you need a system — not a nicer shared inbox.
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Alexey Bulygin
Business Email
Business Email Pricing: Real Costs & Hidden Traps (2026)
You see $6/user, think $30/month, then get a $150 invoice. Business email pricing is a stack of renewal cliffs, storage overages, and compliance taxes. Here's what you actually pay—and how to avoid the traps.
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Alexey Bulygin
Deliverability & DNS
SPF Record Setup: Step-by-Step Guide With Provider Examples
SPF isn't optional. Since February 2024, Google and Yahoo reject mail from domains without it. This guide covers the complete SPF record setup — syntax, provider configs, DNS publishing, and CLI validation — so you get it right the first time.
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Alexey Bulygin
Deliverability & DNS
SPF Record for Email: Exact Setup for Business Domains
Your SPF record for email is either right or it isnt. Since February 2024, Google and Yahoo reject messages from domains with broken or missing SPF. Heres the exact configuration for your setup, plus the hidden traps that make correct-looking records fail silently.
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Alexey Bulygin
Email Forwarding
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.
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Alexey Bulygin
Deliverability & DNS
Email Sender Reputation: 4 Signals That Matter
Mailbox providers score your email sender reputation on four specific signals. Understand the complaint rate cliff, authentication requirements, volume thresholds, and IP hygiene rules — then fix them before your mail stops delivering.
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Alexey Bulygin
Deliverability & DNS
Email Domain Reputation: Why It Tanks & How to Fix It
Your email domain reputation has been degrading quietly — by the time you notice, you're already muted. Four specific causes kill it. Here's the diagnostic workflow and structured recovery protocol.
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Alexey Bulygin