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SEO & Digital Marketing

Free Online SEO Tools & Technical Diagnostics

Optimize website indexing, audit technical On-Page issues, manage Google & AI crawler permissions, and build structured JSON-LD metadata.

Technical SEO Auditor & Website Crawler

Audit any URL or run a multi-page site crawl online. Check HTTP status, canonical tags, hreflang, robots.txt...

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Website Cookie Analyzer & Scanner

Scan any URL to auto-generate legal cookie tables: domain, name, 1st/3rd party, session/persistent...

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AI Bots Checker & robots.txt Generator

Audit if your domain blocks AI crawlers like GPTBot, ClaudeBot, PerplexityBot, and Google-Extended. Generate...

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HTTP Security Headers Checker & Audit Tool

Audit web HTTP security headers (CSP, HSTS, X-Frame-Options, Referrer-Policy) and generate clean fixes for...

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Broken Link Checker & Redirect Auditor

Scan any URL to check HTTP response status codes (200, 301, 404, 500), detecting broken links and redirect loops.

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SSL/TLS Certificate Checker & Expiration Auditor

Check SSL/TLS certificate validity, remaining days to expiration, Certificate Authority (CA), TLS version...

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Open Graph & Social Cards Preview Tool

Live preview how your web page shares on WhatsApp, Facebook, X (Twitter), LinkedIn, Telegram, and Slack...

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security.txt (RFC 9116) Generator & Validator

Create and validate your security.txt file compliant with RFC 9116 specification for secure vulnerability...

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Meta Tags Generator: Google, Open Graph & Twitter Cards

Create all essential meta tags in one click: Google SEO, Open Graph for Facebook/LinkedIn and Twitter Cards...

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Redirect Generator: 301, 302 for .htaccess & PHP

Generate exact rules to redirect old pages to new URLs without losing link equity. Ready-to-paste rules for...

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robots.txt Generator

Generate compliant robots.txt files with RFC 9309 syntax. Add custom Allow/Disallow rules, XML sitemaps, and...

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Schema JSON-LD Generator for Google Rich Results

Generate structured data markup for Google rich results: FAQ, Article, Organization, Product, BreadcrumbList...

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Hreflang Tag Generator & SEO Validator

Create and audit hreflang tags for HTML head and XML Sitemaps for multi-language websites to prevent...

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XML Sitemap Generator & Validator

Generate and validate sitemap.xml files for Google Search Console compliant with official sitemaps.org standards.

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Schema JSON-LD & Structured Data Validator

Audit Schema.org JSON-LD code snippets and check for missing required fields for Google Rich Results.

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Content Security Policy (CSP) Generator for Nginx & Apache

Generate custom Content Security Policy headers to mitigate XSS attacks across Nginx, Apache, and HTML meta tags.

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Canonical Consistency & Domain Redirect Checker

Audit for free whether all domain variants (http, https, www) converge to a single final canonical URL...

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Reading & Voiceover Speech Time Estimator Calculator

Estimate silent reading time and voiceover speech duration in minutes and seconds for video scripts, Reels...

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SEO Keyword Density Checker

Paste your copywriting content and analyze the density and frequency percentage of 1, 2, and 3-word keywords...

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HTTP Redirect Chain Checker

Trace and analyze the complete HTTP redirect chain (301, 302, 307, 308) of any URL, detecting infinite loops...

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HTTP Status Code Checker

Instantly check HTTP response status codes, server headers, response time, and protocol for any URL in real time.

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SEO Meta Tags Checker, Open Graph & Twitter Cards Analyzer

Analyze and inspect Title, Meta Description, Canonical, Robots, Open Graph, Twitter Cards, and H1 tags from...

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Why Technical On-Page SEO Matters

Technical SEO forms the foundation of any organic growth strategy. If Googlebot or Bingbot encounter canonicalization conflicts, high server latency, or broken robots.txt rules, your content rankings suffer.

At iDiUtils, we built these lightweight utilities without heavy frameworks so you can generate clean, compliant code ready for your CMS (WordPress, PrestaShop, Shopify, Laravel, or static HTML).

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