Validate canonical tags — protocol, www, trailing slash, and page consistency. Catch the canonical pointing at staging — local checks, free, no signup.
Content reviewed October 2026 · About Toolzum
Scan hundreds of URLs for status codes, redirect chains, and dead pages with CSV export for audits. SEOs check 500 links before a migration — server-side checks with auto-paced backend (~15/min per address).
Scan and validate every link on your site in one batch. Catch 404s, broken backlinks, and redirect chains before they hurt your search rankings. Everything runs locally in your browser — nothing is uploaded.
Measure keyword density per term with safe-range flags for on-page SEO. Keep primary terms at 1–2%, never 5% — local analysis, free, no signup.
Validate DNS records — A, MX, TXT, SPF, DKIM, DMARC syntax and coherence. Catch the missing SPF that tanks deliverability — local checks, free, no signup.
Validate XML sitemaps — checks urlset/sitemapindex root, loc entries, XML declaration, and URL count. Supports standard sitemap protocol formatting.
Pointing at staging/dev domains, http/https mismatches, and trailing-slash inconsistencies. One wrong canonical can deindex entire sections.
Yes, every indexable page should self-canonicalize — it consolidates www/non-www and parameter variants to the chosen URL.
Pick one sitewide (Toolzum uses trailing slashes) and canonicalize to it. Mixed slashes split ranking signals.
No — checks run locally in your browser. Nothing leaves your device.
Direct browser fetch aborts after 15 seconds; the server fallback gets 20 seconds at ~20 fetches/min. Pages over the 1.5 MB cap (or pages that block bots) fall back to structural-only analysis — check the canonical tag manually in that case.
XML Sitemap Generator
Crawls any website and generates a standards-compliant XML sitemap. Static-link crawl plus sitemap.xml seeding — JavaScript-rendered links (React, Next.js, Vue) may be missed. Detects broken links and provides SEO health insights.
Robots.txt Generator
Generate valid robots.txt with user-agents, allows, disallows, and sitemap lines. Never accidentally deindex with Disallow: / — local generation, free, no signup.
Bulk URL Status Checker
Scan hundreds of URLs for status codes, redirect chains, and dead pages with CSV export for audits. SEOs check 500 links before a migration — server-side checks with auto-paced backend (~15/min per address).