SEO & Web Tools FAQ: Common Questions Answered

Meta tags are HTML snippets in the of a page that provide metadata to search engines and social platforms. The most important are the (shown in search snippets) and the tag. Good meta tags improve click-through rates from search results. <a href="/seo-web-tools/meta-tag-generator/">Generate optimized meta tags for free here</a>.</div> </details><details class="group bg-white border border-gray-200 rounded-xl overflow-hidden shadow-sm hover:shadow-md transition-shadow" data-astro-cid-a4sjmjfu> <summary class="flex items-center justify-between cursor-pointer px-6 py-4 font-semibold text-gray-900 text-base select-none list-none gap-4" data-astro-cid-a4sjmjfu> <span data-astro-cid-a4sjmjfu>What is Open Graph and why should I use it?</span> <svg class="w-5 h-5 flex-shrink-0 text-gray-400 transition-transform group-open:rotate-180" fill="none" stroke="currentColor" viewBox="0 0 24 24" data-astro-cid-a4sjmjfu> <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" data-astro-cid-a4sjmjfu></path> </svg> </summary> <div class="px-6 pb-5 pt-1 text-gray-600 leading-relaxed prose prose-sm max-w-none" data-astro-cid-a4sjmjfu>Open Graph (OG) tags are meta tags that control how your page appears when shared on social media platforms like Facebook, LinkedIn, and Twitter. They define the title, description, and thumbnail image shown in link previews. Without OG tags, platforms pick arbitrary content. <a href="/seo-web-tools/open-graph-generator/">Generate OG tags for free here</a>.</div> </details><details class="group bg-white border border-gray-200 rounded-xl overflow-hidden shadow-sm hover:shadow-md transition-shadow" data-astro-cid-a4sjmjfu> <summary class="flex items-center justify-between cursor-pointer px-6 py-4 font-semibold text-gray-900 text-base select-none list-none gap-4" data-astro-cid-a4sjmjfu> <span data-astro-cid-a4sjmjfu>What is a sitemap and do I need one?</span> <svg class="w-5 h-5 flex-shrink-0 text-gray-400 transition-transform group-open:rotate-180" fill="none" stroke="currentColor" viewBox="0 0 24 24" data-astro-cid-a4sjmjfu> <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" data-astro-cid-a4sjmjfu></path> </svg> </summary> <div class="px-6 pb-5 pt-1 text-gray-600 leading-relaxed prose prose-sm max-w-none" data-astro-cid-a4sjmjfu>A sitemap is an XML file listing all pages on your website, helping search engines discover and index your content. While Google can usually crawl sites without one, sitemaps are especially important for large sites, new sites with few inbound links, and sites with rich media content. <a href="/seo-web-tools/sitemap-generator/">Generate a sitemap for free here</a>.</div> </details><details class="group bg-white border border-gray-200 rounded-xl overflow-hidden shadow-sm hover:shadow-md transition-shadow" data-astro-cid-a4sjmjfu> <summary class="flex items-center justify-between cursor-pointer px-6 py-4 font-semibold text-gray-900 text-base select-none list-none gap-4" data-astro-cid-a4sjmjfu> <span data-astro-cid-a4sjmjfu>What is keyword density and how much is too much?</span> <svg class="w-5 h-5 flex-shrink-0 text-gray-400 transition-transform group-open:rotate-180" fill="none" stroke="currentColor" viewBox="0 0 24 24" data-astro-cid-a4sjmjfu> <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" data-astro-cid-a4sjmjfu></path> </svg> </summary> <div class="px-6 pb-5 pt-1 text-gray-600 leading-relaxed prose prose-sm max-w-none" data-astro-cid-a4sjmjfu>Keyword density is the percentage of times a target keyword appears relative to the total word count. Modern SEO focuses more on topical relevance and natural language than exact keyword density. A density of 1–3% is generally considered natural; higher percentages may be seen as keyword stuffing. <a href="/seo-web-tools/keyword-density-analyzer/">Analyze keyword density for free</a>.</div> </details><details class="group bg-white border border-gray-200 rounded-xl overflow-hidden shadow-sm hover:shadow-md transition-shadow" data-astro-cid-a4sjmjfu> <summary class="flex items-center justify-between cursor-pointer px-6 py-4 font-semibold text-gray-900 text-base select-none list-none gap-4" data-astro-cid-a4sjmjfu> <span data-astro-cid-a4sjmjfu>What is a robots.txt file?</span> <svg class="w-5 h-5 flex-shrink-0 text-gray-400 transition-transform group-open:rotate-180" fill="none" stroke="currentColor" viewBox="0 0 24 24" data-astro-cid-a4sjmjfu> <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" data-astro-cid-a4sjmjfu></path> </svg> </summary> <div class="px-6 pb-5 pt-1 text-gray-600 leading-relaxed prose prose-sm max-w-none" data-astro-cid-a4sjmjfu>robots.txt is a text file placed at the root of your website that instructs search engine crawlers which pages or sections they should or should not crawl. It is not a security mechanism — it is an advisory protocol. Blocking important pages accidentally in robots.txt is a common SEO mistake.</div> </details><details class="group bg-white border border-gray-200 rounded-xl overflow-hidden shadow-sm hover:shadow-md transition-shadow" data-astro-cid-a4sjmjfu> <summary class="flex items-center justify-between cursor-pointer px-6 py-4 font-semibold text-gray-900 text-base select-none list-none gap-4" data-astro-cid-a4sjmjfu> <span data-astro-cid-a4sjmjfu>What is a canonical URL and why does it matter?</span> <svg class="w-5 h-5 flex-shrink-0 text-gray-400 transition-transform group-open:rotate-180" fill="none" stroke="currentColor" viewBox="0 0 24 24" data-astro-cid-a4sjmjfu> <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" data-astro-cid-a4sjmjfu></path> </svg> </summary> <div class="px-6 pb-5 pt-1 text-gray-600 leading-relaxed prose prose-sm max-w-none" data-astro-cid-a4sjmjfu>A canonical URL tag tells search engines which version of a page is the "master" copy, preventing duplicate content issues. For example, if your product page is accessible via multiple URLs (with/without www, with/without trailing slash), a canonical tag consolidates link equity to the preferred URL.</div> </details><details class="group bg-white border border-gray-200 rounded-xl overflow-hidden shadow-sm hover:shadow-md transition-shadow" data-astro-cid-a4sjmjfu> <summary class="flex items-center justify-between cursor-pointer px-6 py-4 font-semibold text-gray-900 text-base select-none list-none gap-4" data-astro-cid-a4sjmjfu> <span data-astro-cid-a4sjmjfu>How do I check the word count of a webpage?</span> <svg class="w-5 h-5 flex-shrink-0 text-gray-400 transition-transform group-open:rotate-180" fill="none" stroke="currentColor" viewBox="0 0 24 24" data-astro-cid-a4sjmjfu> <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 9l-7 7-7-7" data-astro-cid-a4sjmjfu></path> </svg> </summary> <div class="px-6 pb-5 pt-1 text-gray-600 leading-relaxed prose prose-sm max-w-none" data-astro-cid-a4sjmjfu>You can check a webpage's word count by copying the visible text into a word counter. This is useful for content audits, comparing your article length to top-ranking competitors, and ensuring you meet minimum content thresholds. <a href="/text-tools/word-counter/">Count words with our free Word Counter</a>.</div> </details> </div>  <div class="flex justify-center my-10" data-astro-cid-a4sjmjfu>  </div>  <div class="not-prose mt-6 bg-brand-50 border border-brand-200 rounded-xl p-6" data-astro-cid-a4sjmjfu> <h2 class="text-lg font-bold text-brand-900 mb-2" data-astro-cid-a4sjmjfu>Explore All SEO & Web Tools</h2> <p class="text-brand-700 mb-4 text-sm" data-astro-cid-a4sjmjfu>Browse all 10 free seo & web tools on Utilko — no sign-up, no install required.</p> <a href="/seo-web-tools/" class="inline-flex items-center gap-2 bg-brand-600 text-white px-5 py-2.5 rounded-lg font-medium hover:bg-brand-700 transition-colors text-sm" data-astro-cid-a4sjmjfu> View All SEO & Web Tools → </a> </div> </main>  <aside class="mt-10 lg:mt-0" data-astro-cid-a4sjmjfu> <div class="sticky top-6 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