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Practical tips on software development, web performance, SEO, and building products that drive growth.

Email Deliverability: SPF, DKIM & DMARC

Email authentication prevents spoofing and improves deliverability. Learn how SPF, DKIM, and DMARC work together to protect your domain.

February 15, 2026

email spf

WHOIS Data: What It Reveals About Domains

WHOIS databases contain registration details for every domain. Learn what information is available and how to use it for research and due diligence.

February 13, 2026

domains whois

DNS Records Explained: A, MX, TXT and Beyond

DNS translates domain names to IP addresses and more. Learn about A, MX, TXT, CNAME, and other records that control how your domain works.

February 11, 2026

dns domains

Structured Data and Rich Snippets Guide

Structured data helps search engines understand your content and display rich snippets. Learn which schemas to use and how to implement them.

February 9, 2026

seo structured data

Website Performance: Beyond Lighthouse Scores

Performance matters for users and rankings. Learn about HTTP/2, compression, caching, and TTFB, the server-side factors that affect real-world speed.

February 7, 2026

performance http2

XML Sitemaps: How They Work & Validation

Sitemaps help search engines discover and crawl your pages. Learn how they work, common issues to avoid, and how to validate yours is working correctly.

February 5, 2026

seo sitemap

HTTP Security Headers: The Complete Guide

Security headers protect your users from XSS, clickjacking, and other attacks. Learn which headers to implement and how to configure them properly.

February 3, 2026

security http headers

SSL Certificates: What Developers Need

SSL certificates protect your users and your SEO. Learn how they work, what can go wrong, and how to verify your site is properly secured.

February 1, 2026

ssl security

SEO Page Analysis: What to Check & Why

A practical guide to on-page SEO analysis. Learn what elements to check, why they matter for rankings, and how to fix common issues.

January 30, 2026

seo on-page seo

Why Robots.txt Matters for SEO and AI

Your robots.txt controls which bots can crawl your site. With AI crawlers competing alongside search engines, getting it right affects SEO and AI visibility.

January 27, 2026

seo robots.txt

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