Email infrastructure deliverability expert. Background in SRE, DevOps, and Kubernetes infrastructure.
Read ArticlesCore Expertise
Email Authentication
SPF, DKIM, DMARC configuration, setup, and enforcement policies
Infrastructure & DevOps
Email server architecture, scalability, reliability, and SRE practices
Email Deliverability
Sender reputation, inbox placement, troubleshooting, and optimization
Security Hardening
Phishing prevention, email security threats, and defense strategies
Featured Articles
SPF DKIM DMARC Setup: Complete Guide (2026)
Step-by-step DNS configuration for email authentication
Email Security Threats: 7 Attacks Every Business Must Block
Phishing, BEC, ransomware, and defense strategies for small businesses
Email Deliverability Guide: Why Emails Go to Spam (2026)
Authentication, reputation, and inbox placement optimization
How to Set Up Business Email: Step-by-Step Guide (2026)
DNS configuration, client setup, and IMAP/SMTP walkthrough
Email Migration Guide (2026): Zero Data Loss
Staged vs cutover migration, IMAP steps, and zero-downtime handoff
About
Hassan is a freelance writer and consultant specializing in email infrastructure, bringing 8+ years of SRE and DevOps expertise to the email deliverability space.
His focus areas include email authentication protocols (SPF, DKIM, DMARC), sender reputation management, deliverability optimization, and modern email security threats. Hassan works with organizations to build resilient, secure email infrastructure strategies.
Hassan actively shares infrastructure insights, email best practices, and deliverability strategies on LinkedIn and through technical content.
Featured & Trusted By
Background
Hassan is a freelance writer and consultant specializing in email infrastructure, bringing 8+ years of SRE and DevOps expertise to the email deliverability space.
Approach
His focus areas include email authentication protocols (SPF, DKIM, DMARC), sender reputation management, deliverability optimization, and modern email security threats. Hassan works with organizations to build resilient, secure email infrastructure strategies.
Today
Hassan actively shares infrastructure insights, email best practices, and deliverability strategies on LinkedIn and through technical content. Available for consulting and collaboration on email infrastructure projects.
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