Tag: SPF
Articles about SPF (Sender Policy Framework) — setup, verification, optimization, and troubleshooting.
How DNSSEC Protects SPF, DKIM, and MX Records
DNSSEC protects email DNS records from forgery. We break down four concrete attacks on SPF, DKIM, DMARC, and MX — and how cryptographic signatures prevent them.
· 7 min read
How to Set Up Email Authentication at FORPSI
Overview of email authentication setup (SPF, DKIM, DMARC) in FORPSI DNS management. Links to detailed step-by-step guides with screenshots for each…
ARC — Email Authentication Across Forwarding
ARC (Authenticated Received Chain) preserves email authentication results across forwarding hops. Learn how ARC works and when to deploy it.
Email Bounce Rate — What It Is, Types, and How to Reduce It
Bounce rate measures the percentage of undelivered emails. Learn the difference between hard and soft bounces, acceptable thresholds, and how to…
Google and Yahoo Email Sender Requirements
Google and Yahoo require SPF, DKIM, and DMARC authentication from email senders. Learn the specific requirements, thresholds, and enforcement…
How to Set Up Email Authentication in WEDOS
Overview of email authentication setup (SPF, DKIM, DMARC) in WEDOS DNS management. Links to detailed step-by-step guides with screenshots.
How to Set Up an SPF Record at FORPSI
Step by step: how to add an SPF record to DNS at FORPSI. With screenshots from the admin panel and precise instructions for every step.
NIS2 and Email Security — What the Directive Requires
NIS2 transforms email authentication from best practice to legal obligation. Learn which requirements apply to SPF, DKIM, DMARC, and email encryption.
SPF 10 DNS Lookup Limit — How to Count and Fix It
SPF records are limited to 10 DNS lookups. Learn which mechanisms count, how to audit your record, and four strategies to stay within the limit.
How to Set Up an SPF Record in WEDOS
Step by step: how to add an SPF record to DNS in WEDOS hosting. With screenshots from the interface and precise instructions for every step.
Setting Up SPF, DKIM and DMARC at Czech Hosting Providers
Complete guide to setting up SPF, DKIM and DMARC at WEDOS, Forpsi and Active24. Exact DNS records, activation steps and troubleshooting for each…
DMARC Fail — What It Means and How to Fix It
DMARC fail means your email failed authentication — usually due to missing SPF/DKIM or alignment issues. Learn how to diagnose the cause and fix it.