The free tools

Nine free website and SEO tools. No sign-in needed.

Dodolytics has nine free tools for website owners. Anyone can use them. You do not need an account or a plan. Open them from Tools.

Tool What it does
Dead Link Checker Finds broken links on one page or across a site.
XML Sitemap Generator Crawls your site (up to 500 pages) and makes an XML sitemap. It tells you why it left out each page that is not in the sitemap.
Website Speed Test Measures load time, latency, and page weight, shows a timing breakdown, and gives a list of things to fix.
Website Checker Shows if a site is online, when its domain and security certificate expire, and its registrar, DNS, and Whois records.
Open Graph Preview Shows how a link looks when people share it on social media, and lists every Open Graph and Twitter Card tag.
Canonical URL Checker Checks the canonical tag of a page, and if the address in it works.
Robots.txt Generator Builds a robots.txt file with rules for each crawler and your sitemap addresses. Nothing is stored.
Domain Rank Checker Shows the Ahrefs Domain Rating (DR) of a domain. Nothing is stored.
Embed Code Tester Shows a live preview of an embed code, and reports blocked frames, insecure addresses, missing titles, and the hosts that it contacts.

Limits

Each tool has a limit on how many times you can use it in one hour, so that the tools stay fast for everyone. If you reach the limit, the tool tells you, and you can try again later.

The tools that open a web address can check only public addresses on the internet. They cannot check localhost or addresses in a private network.

Tools and your analytics

The tools do not need the tracking script, and they do not add anything to your reports. To check that a site is online all the time, not only one time, use an uptime monitor.

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