SEO / Web Articles
Redirects, canonical URLs and the web fundamentals that affect how sites are crawled and loaded.
What Are Redirect Chains? Causes, Impact and How to Fix Them
Several hops where one would do: how redirect chains form, what they cost, and how to find and fix them.
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301 vs 302 vs 307 vs 308 Redirects: Which Status Code to Use
Two questions decide the code: is the move permanent, and must the request method be preserved?
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What Is Open Graph and How Does It Work?
The meta tags behind every link card: what Open Graph is, how platforms use it, and how a preview is built from your page.
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Open Graph Meta Tags Explained
What each og: tag does, which ones you actually need, and the mistakes that quietly break link previews.
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How to Fix an OG Image Not Showing
A step-by-step way to find out why your link preview has no image, the wrong image, or an old one.
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What Size Should an Open Graph Image Be?
1200 by 630 is a good default, but platforms crop differently. Here is how to choose a size and format that holds up.
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Twitter/X Card Tags Explained (and How They Differ From Open Graph)
The twitter:* tags, the four card types, and when Open Graph is enough on its own.
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Why Is My Link Preview Not Showing Correctly?
Wrong title, old image or no card: how to tell metadata, access and caching problems apart.
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How to Test Open Graph Tags (and Debug Facebook and LinkedIn Previews)
Test the HTML, the image and the platform separately, and know what each tool can and cannot tell you.
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Canonical URL vs og:url: What's the Difference?
Two tags that both name a page's address: who reads each, why they should usually match, and when they may differ.
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og:title vs HTML Title and og:description vs Meta Description
Search metadata and social metadata overlap. When to reuse one for the other, and when to write both.
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