Blog
Guías sobre salud web, SEO, velocidad, SSL y entregabilidad del correo.
29 sept 2026 · 8 min de lecturaCSRF Explained: How Cross-Site Request Forgery Works
Cross-site request forgery tricks a logged-in browser into acting on your site. Learn how CSRF works, how tokens and SameSite cookies stop it and…
29 sept 2026 · 7 min de lecturaCategory and Tag Pages in SEO: Index, Improve or Noindex?
Blog category and tag pages can be strong topic hubs or piles of thin duplicates. Learn when to index them, how to improve them…
29 sept 2026 · 8 min de lecturaAnimated GIFs Slow Your Pages: Replace Them With Video
Animated GIFs are often the heaviest files on a page. Learn why, how to convert them to MP4 or WebM video, and how to…
29 sept 2026 · 7 min de lecturaDKIM Key Length: 1024 vs 2048 Bits and Long DNS Records
Should your DKIM key be 1024 or 2048 bits? Learn what the standard recommends, how to publish long keys in DNS without errors and…
29 sept 2026 · 8 min de lecturaWordPress xmlrpc.php: What It Does and When to Disable It
WordPress xmlrpc.php is an old remote access door often abused for password guessing and pingback attacks. Learn who needs it and how to block…
29 sept 2026 · 7 min de lecturaOne-Page Website SEO: Can a Single Page Rank Well?
Can a one-page website rank on Google? Learn what a single page can and cannot do for SEO, how to optimise it and when…
29 sept 2026 · 8 min de lecturaWeb Animations and Speed: Smooth Motion Without Jank
Animations can hurt LCP, CLS and INP or make pages stutter. Learn which properties are cheap to animate and how to add motion without…
29 sept 2026 · 7 min de lecturaPlain Text vs HTML Email: Which Delivers Better?
Is plain text email better for deliverability than HTML? Learn what spam filters really check, when each format fits and how to build HTML…
29 sept 2026 · 8 min de lecturaUploads Folder Security: How to Block PHP Execution
Attackers love hiding scripts in the uploads folder. Learn why, how to block PHP execution there on Apache and Nginx, and how to test…
29 sept 2026 · 7 min de lecturaLocation Pages for SEO: How to Rank in Every Area You Serve
How to build location pages that rank: what each page needs, how to avoid doorway pages and thin copies, and how to link them…
29 sept 2026 · 8 min de lecturaChrome UX Report (CrUX): Where Real Speed Data Comes From
CrUX is the real-user speed data behind PageSpeed Insights and Search Console. Learn how it is collected, why it lags and how to read…
29 sept 2026 · 8 min de lecturaDomain Reputation vs IP Reputation in Email: What Counts
Mailbox providers judge both your sending IP and your domain. Learn how domain and IP reputation differ, how each is built and how to…