On-Page Analyzer
Feature Guide
Comprehensive technical guide for the Base SEO browser extension. Audit your on-page elements instantly with precision data.
1. Overview – SEO Overview
This is the first step to determine if your website meets basic SEO standards.
- Check Title, Description, Robots tag, Canonical, URL, Language.
- Evaluate length and quality of Title & Description using visual color bars.
- Quickly view robots.txt and sitemap.xml files if available.
2. Heading – H1–H6 Structure
This is a crucial tool when auditing content or optimizing content structure.
- Display the quantity of H1–H6 tags on the page.
- List all headings, helping to quickly detect missing H1, duplicate H1, or incorrect heading hierarchy.
- Toggle Highlight mode to see heading tags directly on the website.
3. Image – Image Management
This is an essential step to improve Image SEO and page load speed.
- Count the total number of images on the page.
- Display the Alt text of each image, helping to quickly find images missing ALT descriptions.
- Show image file sizes to easily check for oversized images.
4. Internal Link
Helps you optimize your Internal Linking Strategy and detect excessive, missing, or irrelevant links.
- Display a list of all internal links (anchor text + URL).
- Categorize by Dofollow / Nofollow.
5. External Link
Audit external links and their dofollow/nofollow status. Helps maintain balance between internal and external links to prevent SEO authority dilution.
- Count links pointing out of the website.
- Audit anchor texts and dofollow/nofollow status.
6. Link Audit
This is a vital feature for improving user experience and crawlability for Googlebot.
Links responding with 200 OK
Links with 301/302 redirects
404 errors found on page
500 series server errors
7. Quick Check
With just one click, you can quickly run audits using third-party services.
- Open PageSpeed Insights to test page speed.
- View Google Rich Results to validate schema markup.
- Quickly access Wayback Machine, Whois, or Google Site Check.
8. Options – Advanced Customization
Quickly customize the entire extension here to suit your needs.
# Configuration Profiles
highlight_nofollow: true
serp_counter: true
search_results_count: 100
link_audit_delay_ms: 250
auto_check_rich_results: false 9. Highlight Nofollow Link
When enabled, all rel="nofollow" links will be clearly highlighted.
- Helps you easily distinguish between Dofollow and Nofollow links.
- Useful when checking guest posts, affiliate links, or auditing a website.
10. SERP Counter
When searching on Google, the extension will display sequence numbers (#1, #2, #3…) for each result.
- Helps you easily identify the actual rank of results on the screen.
- Supports accurate local SERP analysis instead of manually counting.
11. Local Search
Allows enabling Local Search mode to check search results for specific locations.
- Especially important for Local SEO campaigns.
- Allows accurately simulating search results from any country without third-party software.
Message from the Founder
“What do SEO professionals truly need to work faster and more accurately?”
I believe that with this extension, you will save a massive amount of time auditing websites, allowing you to focus more on strategy and content creation – the core elements that produce sustainable results.