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Why e-mails from your domain land in spam, and how to fix it. We explain SPF, DKIM, DMARC and MX records in plain words, with example DNS entries. Articles show common mistakes such as too many SPF lookups, missing DKIM selectors or a DMARC policy that is never enforced. Each guide ends with the exact records to add or change. We also cover how to protect your domain from people sending e-mail in your name. Good e-mail authentication makes invoices, offers and password resets reach the inbox.
20/09/2026 · وقت القراءة: 7 دEmail List Hygiene: How to Clean Your List Without Losing Buyers
A clean e-mail list reaches the inbox more often. Learn how to remove bounces, handle inactive contacts, run re-engagement campaigns and keep your list…
19/09/2026 · وقت القراءة: 7 دDKIM Key Rotation: When and How to Replace Your Keys Safely
DKIM keys should not live forever. Learn why to rotate them, how often, and a step-by-step process that replaces keys without breaking e-mail delivery.
17/09/2026 · وقت القراءة: 7 دInvoice Fraud by Email: How Small Businesses Stay Protected
Fake invoices and changed bank details by e-mail cost businesses real money. Learn how the scams work and the technical and process defences that…
16/09/2026 · وقت القراءة: 8 دDMARC for Subdomains: How the sp Tag Protects Your Domain
Attackers can spoof subdomains you never use. Learn how DMARC applies to subdomains, what the sp tag does, and how to set policies for…
15/09/2026 · وقت القراءة: 8 دChanging DNS Provider Without Breaking Your Email
Moving your domain's DNS to a new host can silently break e-mail. Learn which records to copy, how to compare zones and how to…
14/09/2026 · وقت القراءة: 7 دHow to Authenticate Third-Party Email Senders for Your Domain
CRMs, helpdesks, newsletter and invoicing tools often send as your domain without proper authentication. Learn how to find them and align each with DMARC.
13/09/2026 · وقت القراءة: 7 دHow to Test Email Deliverability Before You Hit Send
How to test whether your e-mails will reach the inbox: header checks, seed tests across providers, DNS checks and the limits of each method,…
12/09/2026 · وقت القراءة: 7 دEmails Going to Junk in Outlook and Hotmail? How to Fix It
Mail landing in Outlook.com or Hotmail junk folders? Learn how Microsoft filters mail, which requirements apply to senders and how to diagnose and fix…
11/09/2026 · وقت القراءة: 8 دDKIM Failing? How to Troubleshoot dkim=fail and dkim=none
A step-by-step guide to fixing DKIM failures: missing keys, wrong selectors, truncated records, modified messages and signatures that use the wrong domain.
09/09/2026 · وقت القراءة: 7 دSPF Softfail vs Hardfail: Should You Use ~all or -all?
Should your SPF record end with ~all or -all? Learn what softfail and hardfail do, how receivers treat them with DMARC, and which ending…
08/09/2026 · وقت القراءة: 8 دDMARC Alignment Explained: Relaxed vs Strict Mode
DMARC passes only when SPF or DKIM aligns with your From domain. Learn how relaxed and strict alignment differ, and which mode suits your…
07/09/2026 · وقت القراءة: 7 دEmail Deliverability vs Delivery Rate: What’s the Difference?
A 99% delivery rate does not mean 99% of e-mails reached the inbox. Learn the difference between delivery and deliverability and which numbers to…