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Every tool runs without an account.All 37 tools · Site audit

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37 tools, each answering a single question about a single URL. Every card says what you need in hand before you open it.

Showing all 37 tools

Meta & Social

5

Tags, previews and share cards.

Meta Tags AnalyzerPull every meta tag off a page and grade the ones that matter.Needs a page URL Meta Tag GeneratorProduce a clean, complete <head> block from a few fields.Fill in a form Open Graph CheckerSee exactly what Facebook, LinkedIn and Slack will show for a link.Needs a page URL Open Graph GeneratorBuild og: and twitter: tags for rich link previews.Needs a page URL SERP Snippet PreviewCheck whether your title and description survive Google truncation.Needs a page URL

Page Analysis

8

What a crawler actually sees.

Page Size CheckerHTML weight, response time and how much of it is actual text.Needs a page URL Search Engine Spider SimulatorSee the page as a crawler does: text, links and tags only, no CSS or JS.Needs a page URL Link AnalyzerEvery outbound link on a page, split by internal, external and nofollow.Needs a page URL Broken Link CheckerFollow every link on a page and report the ones that error.Needs a page URL Image Alt Text CheckerFind images missing alt attributes and see every alt value at a glance.Needs a page URL Heading Structure CheckerCheck the H1-H6 outline for skipped levels and missing or duplicate H1s.Needs a page URL Schema Markup TesterExtract JSON-LD and microdata, and flag blocks that fail to parse.Needs a page URL Get Source Code of WebpageFetch the raw server-rendered HTML, before any JavaScript runs.Needs a page URL

Text & Keywords

6

Content, density and readability.

Word CounterWords, characters, sentences, paragraphs and reading time.Paste text or give a URL Keyword Density CheckerTop keywords and phrases with density, stop-words excluded.Paste text or give a URL Readability CheckerFlesch Reading Ease and grade level, plus the sentences dragging you down.Paste text or give a URL Text CompareLine-by-line diff of two blocks of text, plus a similarity score.Paste your own text Text to HashtagsTurn content into ranked hashtags based on what it actually talks about.Paste text or give a URL Case ConverterSentence case, Title Case, upper, lower, slug and reversed.Paste your own text

Domain & DNS

5

Hosting, records and certificates.

Domain to IPResolve a domain to its IPv4 and IPv6 addresses, with reverse lookup.Needs a domain name Find DNS RecordsA, AAAA, MX, NS, TXT, SOA and CNAME records in one lookup.Needs a domain name SSL Certificate CheckerIssuer, validity dates, days remaining and the names a certificate covers.Needs a domain name Hosting CheckerWho serves a site: IP, reverse DNS, nameservers and server headers.Needs a domain name Whois LookupRegistrar, creation and expiry dates straight from the WHOIS server.Needs a domain name

Server & Headers

5

Status codes, redirects, robots.

HTTP Headers CheckerEvery response header, with the security ones graded.Needs a page URL HTTP Status Code CheckerCheck many URLs at once and see status, redirects and timing.Needs a list of URLs Redirect CheckerTrace the full redirect chain hop by hop, and spot loops.Needs a page URL Robots.txt TesterRead a site robots.txt and test whether a given URL is crawlable.Needs a domain name XML Sitemap CheckerFind a sitemap, count its URLs and spot-check that they resolve.Needs a domain name

Generators

8

Produce markup, files and URLs.

Robots.txt GeneratorBuild a valid robots.txt with the right defaults and your sitemap.Fill in a form XML Sitemap GeneratorCrawl a site and produce a ready-to-upload sitemap.xml.Needs a page URL FAQ Schema GeneratorTurn question/answer pairs into valid FAQPage JSON-LD.Paste your own text Schema Markup GeneratorOrganization, LocalBusiness, Article or Product JSON-LD.Needs a page URL Htaccess Redirect Generatorwww/non-www, HTTPS forcing and bulk 301s for Apache.Fill in a form UTM Campaign BuilderBuild correctly-encoded tracking URLs for analytics.Needs a page URL URL Encoder / DecoderPercent-encode or decode a string, and see the parsed URL parts.Paste your own text Hash & Base64 GeneratorMD5, SHA-1, SHA-256, SHA-512 and Base64 in one pass.Paste your own text

All tools — SEO Toolbox