The Complete Guide to Analyzing Competitor Websites Using Free SEO Tools

Last updated: June 8, 2026 | By Rankcept Team

Understanding your competitors is one of the most powerful strategies for improving your own website's SEO. But where do you start? This guide will walk you through analyzing any competitor website using free SEO tools, many of which you can find right here on Rankcept.

By the end of this guide, you'll know exactly how your competitor's site is built, how secure it is, what keywords they target, and how fast they load.

Table of Contents

1. Step 1: Find the Hosting Server – DNS Lookup
2. Step 2: Check Website Security – SSL Lookup
3. Step 3: Reveal Meta Tags – Meta Tags Checker
4. Step 4: Analyze Redirects – URL Redirect Checker
5. Step 5: How to Find and Test a Sitemap (Manual Method)
6. Step 6: Measure Page Speed – Free External Tool
7. Step 7: Check Mobile Friendliness – Free External Tool
8. Step 8: Backlinks (External Tool Required)

Step 1: Find the Hosting Server – DNS Lookup

Every website is hosted on a server. Knowing your competitor's DNS records can tell you their hosting provider, IP address, and mail server configuration.

Tool to use: Rankcept DNS Lookup

How to perform the analysis:

1. Enter your competitor's domain name (e.g., example.com).
2. Leave the record type as "ALL" or select specific records like A, MX, or TXT.
3. Click "Lookup".
4. Review the results for the A record (IPv4 address), MX record (mail server), and TXT record (often includes SPF and verification codes).

What to look for:
- If the A record changes frequently, they might be using a CDN like Cloudflare.
- The MX record reveals which email provider they use (Google Workspace, Outlook, etc.).
- TXT records often contain Google Site Verification or SPF authentication.

Why this helps you: Understanding their infrastructure can help you choose better hosting or CDN providers for your own site.

Step 2: Check Website Security – SSL Lookup

SSL certificates are essential for trust and SEO (Google favors HTTPS websites).

Tool to use: Rankcept SSL Lookup

How to perform the analysis:

1. Enter the competitor's domain (with or without https://).
2. Click "Check SSL".
3. Review the certificate issuer, expiration date, and cipher strength.

What to look for:
- A valid SSL certificate (not expired).
- Strong cipher (e.g., TLS 1.2 or 1.3).
- Issuer like Let's Encrypt, DigiCert, or Sectigo.

Why this helps you: If a competitor has an expired or weak SSL certificate, it's an opportunity for you to highlight your site's security advantage.

Step 3: Reveal Meta Tags – Meta Tags Checker

Meta tags (title, description, robots, canonical) are critical for on-page SEO.

Tool to use: Rankcept Meta Tags Checker

How to perform the analysis:

1. Enter the competitor's full page URL (e.g., https://example.com/blog/post).
2. Click "Analyze".
3. The tool will extract the title, meta description, keywords (rarely used now), robots directives, and canonical URL.

What to look for:
- Title length (ideal 50–60 characters).
- Meta description length (ideal 120–158 characters).
- Does the robots tag say "index, follow" or "noindex"?
- Is there a canonical tag pointing to a different URL?

Why this helps you: You can discover which keywords they target in their titles and descriptions, and avoid their SEO mistakes.

Step 4: Analyze Redirects – URL Redirect Checker

Redirects (301, 302, meta refresh) affect link equity and user experience.

Tool to use: Rankcept URL Redirect Checker

How to perform the analysis:

1. Enter a competitor's URL that you suspect redirects (e.g., old blog post or non-www to www).
2. Click "Check Redirect".
3. The tool will follow up to 10 redirect hops and show each step.

What to look for:
- Redirect chains (too many hops slow down loading).
- Redirect loops (very bad for SEO).
- Proper 301 (permanent) vs 302 (temporary) usage.

Why this helps you: You can learn how competitors handle URL changes and avoid creating redirect chains that harm your own site.

Step 5: How to Find and Test a Sitemap (Manual Method)

An XML sitemap helps search engines discover all pages on a website. While Rankcept currently does not have an automated sitemap tester, you can easily check any competitor's sitemap manually in 60 seconds.

Here's how:

1. Open a new browser tab and go to the competitor's domain (e.g., https://example.com).
2. Add /sitemap.xml to the end of the URL. For example: https://example.com/sitemap.xml
3. If that doesn't work, try /sitemap_index.xml or /sitemap/sitemap.xml.
4. If you find a sitemap, open it. You'll see a list of URLs or links to multiple sitemap files.
5. Click on a few random URLs from the sitemap to ensure they work (return a 200 OK status).

What to look for:
- Does the sitemap exist? (If not, that's a technical SEO issue for them).
- Are there broken URLs (404 pages) in the sitemap?
- How many URLs are listed? (This gives you an idea of site size).

Why this helps you: A missing or broken sitemap indicates poor technical SEO – something you can easily avoid on your own site. You can also submit your own sitemap to Google Search Console following the same principle.

Step 6: Measure Page Speed – Free External Tool

Page speed is a direct ranking factor for Google and a key element of user experience. While Rankcept currently focuses on other SEO analysis tools, you can use the industry-standard tool from Google itself to test any website's loading performance.

Recommended external tool: Google PageSpeed Insights

How to perform the analysis:

1. Open the Google PageSpeed Insights tool (link above).
2. Enter the competitor's URL.
3. Click "Analyze".
4. Review the performance scores for both mobile and desktop, along with Core Web Vitals metrics (LCP, FID, CLS) and specific optimization recommendations.

What to look for:
- A performance score of 90+ is excellent.
- Largest Contentful Paint (LCP) should be under 2.5 seconds.
- First Input Delay (FID) should be under 100 milliseconds.
- Cumulative Layout Shift (CLS) should be under 0.1.

Why this helps you: If your site is significantly faster than a competitor's, you have a tangible ranking advantage. By using Google's own tool, you're benchmarking against the same standard Google uses.

Step 7: Check Mobile Friendliness – Free External Tool

With mobile-first indexing, Google primarily uses the mobile version of a site for ranking. While Rankcept currently focuses on other SEO tools, you can use Google's own free tool to test any website's mobile usability.

Free external tool: Google Mobile-Friendly Test

How to perform the analysis:

1. Open the Google Mobile-Friendly Test tool (link above).
2. Enter the competitor's URL.
3. Click "Test URL".
4. Review the results: "Page is mobile friendly" (Yes/No) and any listed issues.

What to look for:
- "Page is mobile friendly" = Yes/No.
- Specific issues like "text too small to read", "clickable elements too close", or "viewport not set".

Why this helps you: Many competitors neglect mobile optimization. Fixing these issues on your site gives you an edge. Plus, by recommending Google's own free tool, you're providing genuine value to your readers.

Step 8: Backlinks – External Tool Required

Backlinks (links from other websites) are the #1 ranking factor for Google. Unfortunately, free tools for backlink analysis are limited. However, you can get a basic idea using free versions of:

• Ahrefs Backlink Checker (free, shows top 100 backlinks)
• SmallSEOTools Backlink Checker

What to look for:
- Number of referring domains (not just total backlinks).
- Domain Authority (DA) or Domain Rating (DR) of linking sites.
- Anchor text distribution.

Why this helps you: By analyzing a competitor's backlinks, you can reach out to the same websites and ask for a link to your content.

Final Thoughts: Turn Analysis into Action

Now you have a complete toolkit to analyze any competitor website for free. Here's a quick checklist:

• ✅ DNS Lookup – Find hosting and IP details.
• ✅ SSL Lookup – Verify security.
• ✅ Meta Tags Checker – See titles and descriptions.
• ✅ URL Redirect Checker – Find redirect issues.
• ✅ Sitemap Check (Manual) – Find and test XML sitemap.
• ✅ Page Speed Test (External) – Use Google PageSpeed Insights.
• ✅ Mobile Friendly Test (External) – Use Google's Mobile-Friendly Test.
• ✅ Backlink Checker (External) – Analyze link profile.

Use this data to improve your own site. If your competitor has better meta tags, rewrite yours. If their site loads faster, optimize your images and code. If they have strong backlinks, start building relationships with the same sources.

Ready to start? Pick a competitor and run your first analysis today.

Did this guide help you? Share it with your network and let us know in the comments below.

Disclaimer: This guide is for educational purposes. Always respect robots.txt and terms of service when analyzing competitor websites.