
RacoonDR
Moz
FrogDR
Subversive Leader
DA PA Checker
Ranccoon
ahrefs SEO Checker
Check the Ahrefs Domain Rating (DR) of any website for free. Get accurate DR scores powered by the Ahrefs API and analyze your website's authority with a single click.

Scrimba
Codédex
CodeCrafters
Data Protocol
Codelita
Eloquent JavaScript
The State of JavaScript 2018
A free resource for learning and developing in JavaScript
Which is more popular?
Based on our record, JavaScript.com seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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|---|---|---|
| Website | dr-checker.com | javascript.com |
| Pricing | — | |
| Company | Startup from the United States · 1 - 9 employees · 2026 | — |
| Listed in |
In their own words, as submitted to SaaSHub.


DR Checker is a free SEO tool that helps website owners, marketers, agencies, bloggers, and SEO professionals measure the authority of any website in seconds. It provides accurate website authority metrics through a simple and easy-to-use interface, making it easier to evaluate domains for SEO,...
No description of JavaScript.com yet.
What each product offers, as listed by its team.


Possible disadvantages
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing Domain Rating Checker and JavaScript.com.
Domain Rating Checker's answer
Domain Rating Checker provides free, fast, and accurate Domain Rating data powered by Ahrefs. It requires no signup, delivers results in seconds, and includes additional free SEO tools like Domain Authority Checker and Domain Age Checker in one platform.
Domain Rating Checker's answer
Users should choose Domain Rating Checker because it provides accurate Ahrefs-powered DR data for free, delivers results instantly, requires no signup, and includes multiple SEO tools in one easy-to-use platform.
Domain Rating Checker's answer
Domain Rating Checker is designed for SEO professionals, digital marketers, agencies, website owners, bloggers, and businesses that need quick and reliable website authority metrics to support SEO and link building decisions.
Domain Rating Checker's answer
Domain Rating Checker was built to make trusted SEO metrics free and accessible to everyone. Our goal is to provide fast, accurate website authority data and useful SEO tools without requiring expensive subscriptions or account registration.
Domain Rating Checker's answer
Domain Rating Checker is built using Next.js, Vercel, and React and integrates with the Ahrefs API for Domain Rating data and uses Cloudflare for security, caching, and performance optimization.
Domain Rating Checker's answer
Domain Rating Checker is used by SEO professionals, digital marketing agencies, website owners, bloggers, freelancers, and businesses worldwide. We do not publicly disclose or highlight specific customer names.
Share your experience with using Domain Rating Checker and JavaScript.com. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


Tracking Domain Rating Checker since Aug 2026.
The best resource I know of is Javascript.com for learning Javascript for the first time. It's made by Pluralsight which is a site that contains courses. - Source: dev.to / over 4 years ago
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Backed by industry-leading data and the largest community of SEOs on the planet, Moz builds tools that make inbound marketing easy.
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The most fun way to learn to code.
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Programming exercises for experienced engineers.
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