SEO tools that actually work

Domain, IP & DNS

Look up who owns a domain, where it is hosted, its DNS records and whether its IP is on a spam blacklist.

8 tools

Whois CheckerLook up the public WHOIS record of any domain: registrar, creation and expiry dates, status and name servers. Domain Age CheckerFind out how old a domain is, plus its creation, last-updated and expiry dates. Find DNS recordsList the DNS records of a domain: A, AAAA, MX, NS, TXT, CNAME and SOA. Domain Hosting CheckerSee which company hosts a website: its IP address, country and network owner. Domain into IPConvert a domain name into its IP address and see the IP's country and network. Class C Ip CheckerCheck whether several domains share the same Class C IP range. Blacklist LookupCheck whether a domain's IP address is listed on major spam blacklists (DNSBLs). My IP AddressSee your public IP address, its version and the country it is registered to.

On-page SEO

Check titles, meta tags, keyword usage and how search engines read a page.

7 tools

Meta Tags AnalyzerAnalyse a page's title, meta description, keywords, viewport and Open Graph tags. Meta Tag GeneratorGenerate correct meta tags for a page - title, description, keywords, robots and language. Keyword Density CheckerFind the most used words on a page and their keyword density. Search Engine Spider SimulatorSee a page the way a search engine crawler reads it: meta data, headings, links and text. Code to Text Ratio CheckerMeasure the ratio of visible text to HTML code on a page. Keywords Suggestion ToolGet keyword ideas from real search suggestions for any seed term. Email PrivacyCheck whether a page exposes email addresses that spam bots could harvest.

Links & crawling

Audit internal and external links, find broken ones and generate sitemaps, robots.txt and redirects.

7 tools

Link AnalyzerList every internal and external link on a page, with follow/nofollow status. Broken Links FinderFind broken links on a page - every link is checked for its live HTTP status. Website Links Count CheckerCount the total, internal and external links on any page. XML Sitemap GeneratorGenerate an XML sitemap for a website by crawling its links. Robots.txt GeneratorCreate a robots.txt file that controls which crawlers can access which parts of your site. www Redirect CheckerCheck that the www and non-www versions of a domain redirect to one canonical address. URL Rewriting ToolTurn dynamic URLs with query strings into clean, search-friendly URLs with .htaccess rules.

Speed & server

Measure load time and page weight, check server status and inspect the raw HTML.

5 tools

Page Speed CheckerMeasure how fast a page and its CSS, JavaScript and images load from our server. Page Size CheckerCheck the size of a web page's HTML in bytes and kilobytes. Server Status CheckerCheck whether websites are online and how fast their servers respond. Get Source Code of WebpageView the raw HTML source code of any web page. What is my BrowserSee your browser, version, operating system and user-agent string.

Text & developer utilities

Quick helpers for counting words, encoding URLs and hashing text.

3 tools

Word CounterCount the words and characters in any text instantly. URL Encoder / DecoderEncode text for use in a URL, or decode a percent-encoded URL back to plain text. Online Md5 GeneratorGenerate the MD5 hash of any text.

Live, real-time checks

Every report is generated on demand from the live page or domain you enter.

Tested and working

Each tool here is checked automatically; tools that stop working are taken offline until fixed.

No sign-up, no API keys

Use any tool as often as you like - nothing to install, nothing to configure.