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How to Effectively Check Your Website's SEO?

Written by Viet SEO Team Posted date: Updated: 2.064
SEO has become an essential part of any digital marketing strategy for businesses or individuals operating online. But how can you tell if your website is performing well in terms of SEO? Regular SEO audits, combined with professional guidance from Viet SEO, are the only way to identify and improve the factors that impact your rankings on Google and other search engines.

Checking your website’s SEO does not have to be complicated. By combining manual reviews with tools such as Google Search Console, Google Analytics, PageSpeed Insights, Screaming Frog, Ahrefs, and Semrush, you can identify technical problems, improve content quality, and understand how visitors interact with your website.

An effective SEO audit should not focus only on keyword rankings. It should also examine indexing, crawlability, page experience, content usefulness, internal links, backlinks, conversions, and overall website usability.

This guide explains how to check your website’s SEO step by step, which tools to use, how to prioritize problems, and how often an audit should be performed.

What Is an SEO Audit?

An SEO audit is a structured review of the factors that influence a website’s visibility in search engines. Its purpose is to identify problems, opportunities, and actions that can improve organic traffic and business performance.

A comprehensive website SEO audit usually covers five main areas:

  • Technical SEO: Crawling, indexing, website architecture, performance, mobile usability, and structured data
  • On-page SEO: Titles, headings, URLs, internal links, images, and page content
  • Content quality: Search intent, usefulness, originality, accuracy, and topical coverage
  • Off-page SEO: Backlinks, brand mentions, authority, and online reputation
  • User experience and conversion: Navigation, readability, calls to action, forms, and user behavior

Why You Should Check Your Website’s SEO

1. Identify Technical Problems

A website may contain issues that are difficult to notice during normal browsing, including:

  • Broken internal or external links
  • Pages that cannot be crawled or indexed
  • Incorrect canonical tags
  • Redirect chains or loops
  • Duplicate title tags and descriptions
  • Missing headings or image alternative text
  • Slow-loading pages
  • Mobile usability problems

These issues can affect both search visibility and user experience.

2. Understand Organic Search Performance

An SEO audit helps you understand which pages attract search traffic, which queries generate impressions, and where users leave without taking action.

This information can reveal opportunities such as:

  • Pages ranking near the first page of search results
  • Pages receiving impressions but few clicks
  • Important pages that are not indexed
  • Articles attracting traffic but generating no enquiries
  • Keywords that do not match the page’s content

3. Improve Content and Search Intent

Content can lose performance when it becomes outdated, incomplete, repetitive, or misaligned with what users expect to find.

Regular SEO reviews help you identify pages that should be:

  • Updated with more accurate information
  • Expanded to answer missing questions
  • Combined with overlapping articles
  • Rewritten to match search intent
  • Improved with better examples, visuals, or calls to action

4. Protect Long-Term Organic Growth

Websites change over time. New pages are added, old pages are deleted, plugins are updated, URLs are modified, and design changes may affect performance.

Without regular checks, small problems can accumulate and reduce organic visibility. SEO auditing helps detect these issues before they affect a large part of the website.

5. Evaluate Your Competitive Position

SEO performance should also be evaluated in relation to competitors. A competitor may publish more complete content, build stronger topical authority, improve page experience, or acquire better-quality backlinks.

Competitor analysis helps businesses identify realistic opportunities rather than copying keywords without understanding why another website ranks.

Quick Website SEO Checklist

Before beginning a detailed audit, use this checklist to identify obvious problems:

  • Can important pages be found in Google?
  • Does every important page have a unique title?
  • Is there only one primary H1 heading on each page?
  • Do pages load properly on mobile devices?
  • Are navigation menus and internal links easy to use?
  • Are important pages included in the XML sitemap?
  • Are there broken links or 404 pages?
  • Does the content satisfy the user’s search intent?
  • Are images appropriately compressed and described?
  • Are contact forms and calls to action working?
  • Is organic traffic being measured correctly?
  • Are important conversions being tracked?

How to Check Website SEO Manually

SEO tools are useful, but they cannot completely replace human review. Manual checks help you evaluate whether a page is genuinely clear, useful, trustworthy, and easy to use.

1. Check How Your Website Appears in Google

You can begin with the following search operator:

site:yourdomain.com

For example:

site:example.com

This search can help you quickly review:

  • Whether important pages appear in Google
  • How page titles are displayed
  • Whether unexpected or low-value URLs appear
  • Whether outdated pages remain visible
  • Whether different versions of similar pages are indexed

However, the number of results displayed by a search operator should not be treated as an exact index count. Use Google Search Console for a more reliable indexing review.

2. Review Title Tags and Search Snippets

Check whether each important page has a title that:

  • Accurately describes the page
  • Includes the main topic naturally
  • Is different from titles used on other pages
  • Encourages the right users to click
  • Does not rely on exaggerated or misleading promises

The meta description should summarize the page and clearly communicate its value. Search engines may rewrite titles or descriptions when another version better matches the user’s query, so the objective is relevance rather than exact display control.

3. Evaluate Content Quality

Review each important page from the perspective of the intended reader.

Ask the following questions:

  • Does the page answer the main search question clearly?
  • Is the most important information easy to find?
  • Does the content provide original insight or practical value?
  • Are examples, steps, or evidence included where necessary?
  • Are claims accurate and appropriately supported?
  • Is the page more useful than competing results?
  • Does the page contain unnecessary repetition?
  • Is the information still current?

SEO tip: Keywords should help clarify a page’s topic. They should not be repeated unnaturally simply to increase keyword frequency.

4. Check Heading Structure

Headings should help users understand the structure of a page and quickly locate relevant sections.

A typical structure may include:

  • H1: The main title of the page
  • H2: Major sections
  • H3: Subsections within an H2 section
  • H4: Additional detail when genuinely necessary

Do not choose heading levels based only on font size. Use CSS for visual styling and HTML headings for document structure.

5. Test Page Speed and Visual Stability

Open important pages on both desktop and mobile devices. Test the website using different connections where possible.

Look for problems such as:

  • Large images loading slowly
  • Content moving while the page loads
  • Buttons becoming interactive too late
  • Videos loading automatically
  • Scripts blocking visible content
  • Pop-ups covering the main content
  • Fonts or icons appearing late

A page should not only achieve a good performance score. It should feel responsive and stable when a real visitor uses it.

6. Check Mobile User Experience

Mobile testing should include more than resizing a desktop browser.

Check whether:

  • Text is readable without zooming
  • Buttons are easy to tap
  • Menus open and close correctly
  • Forms are easy to complete
  • Tables fit within the screen
  • Images maintain the correct proportions
  • Important content is not hidden
  • Sticky elements do not block the screen

Internal links help visitors discover related content and help search engines understand relationships between pages.

Review whether:

  • Important pages receive links from relevant content
  • Anchor text clearly describes the destination
  • Links are placed where they help the reader
  • There are pages with no internal links pointing to them
  • Broken or redirected internal links are present
  • Too many links distract users from the main purpose

External links should direct readers to useful and trustworthy sources.

Check for:

  • Broken destination pages
  • Outdated sources
  • Links to low-quality or irrelevant websites
  • Affiliate or sponsored links without appropriate attributes
  • Links opening new tabs without a clear reason

9. Review Calls to Action and Conversion Paths

SEO traffic has limited business value when visitors cannot easily take the next step.

Test important conversion elements such as:

  • Contact forms
  • Telephone links
  • Quote-request buttons
  • Checkout pages
  • Booking forms
  • Newsletter subscriptions
  • Product or service enquiry buttons

Make sure confirmation messages, thank-you pages, and conversion tracking work correctly.

Website SEO audit and performance checking process

How to Check SEO With Google Search Console

Google Search Console is one of the most important tools for monitoring how Google discovers, indexes, and displays a website.

1. Review Search Performance

Use the performance data to examine:

  • Total clicks from Google Search
  • Total search impressions
  • Average click-through rate
  • Average search position
  • Queries generating visibility
  • Pages attracting organic clicks
  • Performance by device, country, and date

Useful opportunities may include:

  • Queries with many impressions but a low click-through rate
  • Pages ranking near the top results but receiving limited clicks
  • Pages losing traffic over time
  • Queries that reveal a different search intent from the current content

2. Review Page Indexing

The page-indexing information helps identify URLs that Google has indexed and URLs that are excluded.

Not every excluded URL represents a problem. Some pages should remain outside the index, including:

  • Login pages
  • Internal search-result pages
  • Duplicate filter URLs
  • Tracking URLs
  • Thank-you pages
  • Low-value system pages

Focus on important pages that should be indexed but are missing from search.

3. Inspect Important URLs

Use URL inspection when you need to check:

  • Whether a specific URL is indexed
  • Which canonical URL Google selected
  • Whether crawling is allowed
  • When the page was last crawled
  • Whether structured data was detected

4. Check XML Sitemaps

An XML sitemap should contain important, indexable canonical URLs.

Review whether:

  • The sitemap can be accessed successfully
  • Deleted or redirected URLs remain in the sitemap
  • Non-canonical pages are included
  • Important pages are missing
  • The submitted sitemap is being processed correctly

5. Review Experience and Enhancement Reports

Depending on the website and the available data, Search Console may provide information about page experience, structured data, HTTPS, mobile-related issues, and search enhancements.

Prioritize problems affecting important templates or a large number of pages.

How to Use Google Analytics for an SEO Audit

Google Analytics helps explain what visitors do after arriving on the website.

Useful SEO-related measurements include:

  • Organic sessions and users
  • Landing-page performance
  • Engagement rate
  • Average engagement time
  • Conversions generated by organic traffic
  • User paths between pages
  • Performance by device
  • Organic revenue for e-commerce websites

Questions to Investigate

  • Which organic landing pages generate conversions?
  • Which pages attract traffic but produce little engagement?
  • Are mobile users converting at a lower rate?
  • Has organic traffic declined on a particular page group?
  • Do informational articles lead visitors to commercial pages?
  • Are important events and conversions configured correctly?

Important: Search visibility and user behavior should be reviewed together. A page may rank well but fail to satisfy users, while another page may receive less traffic but generate more valuable enquiries.

Technical SEO Audit With Screaming Frog

Screaming Frog SEO Spider can crawl a website in a way that helps reveal technical and on-page problems across many URLs.

It can be used to find:

  • Broken links and server errors
  • Redirect chains and loops
  • Missing or duplicate title tags
  • Missing or duplicate meta descriptions
  • Pages with multiple or missing H1 headings
  • Canonical-tag problems
  • Blocked URLs
  • Large images
  • Pages with low internal-link visibility
  • Very deep pages
  • Duplicate or near-duplicate content

Automated crawl results should always be reviewed in context. For example, a missing meta description is not automatically a critical issue, while an important page returning a server error may require immediate action.

Tools such as Ahrefs, Semrush, Moz, and Ubersuggest can provide additional information about keywords, backlinks, competitors, and content opportunities.

Keyword Analysis

Use keyword data to evaluate:

  • Which topics are relevant to the business
  • What search intent exists behind each query
  • Which pages already rank for related terms
  • Whether multiple pages compete for the same topic
  • Which queries may support new landing pages or articles

Search volume should not be the only selection criterion. A lower-volume keyword may be more valuable when it closely matches a service, product, or purchase intention.

Competitor Content Analysis

Competitor analysis can reveal:

  • Topics that competitors cover more completely
  • Pages attracting significant organic traffic
  • Content formats performing well in search
  • Questions your current content does not answer
  • Important internal-linking patterns

Do not copy competitor content. Use the analysis to understand user expectations and create a more useful resource.

Backlink tools can help identify:

  • Websites linking to your domain
  • Pages receiving the most external links
  • Potentially manipulative or irrelevant links
  • Competitor pages that naturally attract references
  • Lost backlinks
  • Unlinked brand mentions

Link quality and relevance are generally more important than the total number of backlinks.

Website Speed Testing Tools

PageSpeed Insights, Chrome DevTools, and GTmetrix can help identify front-end performance problems.

Common recommendations include:

  • Compressing and resizing images
  • Serving modern image formats where appropriate
  • Reducing unnecessary JavaScript
  • Removing unused CSS
  • Improving browser caching
  • Optimizing fonts
  • Using lazy loading appropriately
  • Improving server response time
  • Reducing third-party scripts

Test several important page types instead of reviewing only the homepage. Product pages, category pages, articles, service pages, and checkout pages may have very different performance.

On-Page SEO Audit Checklist

Review the following elements on each important page:

  • A clear and unique title tag
  • A useful meta description
  • One descriptive primary H1
  • Logical H2 and H3 headings
  • A clean and understandable URL
  • Content aligned with search intent
  • Natural use of relevant terminology
  • Helpful internal links
  • Descriptive image alternative text where appropriate
  • Compressed and correctly sized images
  • A clear next action for the visitor
  • Relevant structured data when eligible
  • No unnecessary duplication with other pages

Off-Page SEO Audit Checklist

An off-page SEO review should examine more than the number of backlinks.

Check:

  • Whether referring websites are relevant and trustworthy
  • Whether important landing pages attract links
  • Whether anchor text appears natural
  • Whether backlink growth is consistent or unusual
  • Whether important links have been lost
  • Whether brand information is consistent across the web
  • Whether local business listings are accurate
  • Whether online reviews and reputation issues need attention

How to Prioritize SEO Audit Issues

An SEO audit may identify hundreds or thousands of warnings. Attempting to fix every warning in the order shown by a tool is rarely efficient.

Priority Typical examples Recommended action
Critical Website unavailable, important pages blocked, widespread indexing loss, broken checkout, incorrect noindex implementation Investigate and fix immediately
High Important 404 pages, incorrect redirects, serious mobile issues, duplicate canonical problems, major traffic decline Include in the current implementation cycle
Medium Weak internal links, outdated content, missing structured data, poor title targeting, slow secondary pages Plan within the next optimization period
Low Minor formatting issues, low-value metadata warnings, improvements with limited business impact Address after higher-impact tasks

Prioritization should consider:

  • Potential impact on organic traffic
  • Number of affected pages
  • Importance of the affected pages
  • Risk to revenue or conversions
  • Time and resources required
  • Dependencies between tasks

How to Create an SEO Audit Report

An audit report should translate findings into actions. Avoid presenting a long export of warnings without explaining their significance.

For each issue, include:

  • Issue: What is wrong?
  • Evidence: Which URLs or page types are affected?
  • Impact: Why does the issue matter?
  • Priority: How urgently should it be addressed?
  • Recommendation: What should be changed?
  • Responsibility: Who should implement the fix?
  • Status: Has the task been planned, completed, or verified?

How Often Should You Run an SEO Audit?

The appropriate audit schedule depends on the website’s size, publishing frequency, technical complexity, and business importance.

  • Weekly: Monitor major traffic changes, indexing warnings, website availability, and important conversions.
  • Monthly: Review organic landing pages, new content, technical warnings, internal links, and search-query trends.
  • Quarterly: Conduct a broader technical, content, backlink, competitor, and user-experience review.
  • After major changes: Audit the website after redesigns, migrations, domain changes, CMS updates, or large URL restructures.

Large e-commerce or publishing websites may need continuous monitoring, while a smaller company website may require fewer full audits.

Businesses that need a more detailed review can consider a professional SEO audit service that includes technical analysis, content assessment, prioritization, and an implementation plan.

Common SEO Audit Mistakes

1. Relying Only on Automated Tools

SEO tools can identify patterns and technical warnings, but they do not always understand business context, content usefulness, or user expectations.

2. Treating Every Warning as Critical

Not every warning has the same impact. Fixing low-priority issues while important pages remain blocked or broken wastes resources.

3. Focusing Only on Rankings

Rankings do not automatically produce traffic, leads, or sales. SEO should also be evaluated through clicks, landing-page quality, conversions, and business value.

4. Ignoring Search Intent

A technically optimized page may still perform poorly when it does not provide the type of information users expect.

5. Changing Too Many Things at Once

Large, simultaneous changes make it difficult to understand what improved or reduced performance. Prioritize changes, record implementation dates, and evaluate results carefully.

6. Failing to Verify Fixes

Marking an issue as completed is not enough. Recrawl affected pages, retest the website, and confirm that search engines can process the updated version correctly.

7. Auditing Without an Action Plan

An audit has little value when findings are not assigned, scheduled, implemented, and measured.

Frequently Asked Questions

How can I check my website’s SEO for free?

You can begin with Google Search Console, Google Analytics, PageSpeed Insights, manual Google searches, browser developer tools, and free versions of SEO crawlers or keyword tools. These resources can identify many common indexing, performance, content, and usability issues.

What is the best tool for checking website SEO?

No single tool can evaluate every SEO factor. Google Search Console is essential for search and indexing data, Google Analytics helps measure user behavior and conversions, Screaming Frog is useful for technical crawling, and backlink platforms support competitor and authority analysis.

How do I know if my website has an SEO problem?

Common warning signs include falling organic traffic, important pages disappearing from search, indexing errors, slow page loading, broken links, poor mobile usability, duplicate content, and traffic that does not generate engagement or conversions.

Does a high SEO tool score guarantee rankings?

No. Tool scores are diagnostic indicators and may use different proprietary methods. Search performance also depends on content quality, intent alignment, competition, website authority, usability, technical accessibility, and many other factors.

How long does an SEO audit take?

The required time depends on website size and complexity. A small website may be reviewed relatively quickly, while a large e-commerce, news, or multilingual website may require extensive crawling, sampling, analysis, and implementation planning.

Should I delete pages that receive no organic traffic?

Not automatically. A page may support customers, internal navigation, conversions, or another marketing channel even when it receives little search traffic. Review its purpose, quality, backlinks, and relationship to other content before deciding whether to improve, combine, redirect, exclude, or remove it.

Can an SEO audit improve rankings?

An audit itself does not improve rankings. Improvements occur when relevant findings are prioritized, correctly implemented, verified, and supported by useful content and a consistent long-term strategy.

Conclusion

Checking your website’s SEO requires more than running an automated report. A useful audit combines technical crawling, search-performance data, content evaluation, user-experience testing, backlink review, and conversion analysis.

Begin by confirming that important pages can be crawled and indexed. Then review content quality, page experience, internal links, search performance, and business outcomes. Prioritize issues according to their potential impact instead of trying to fix every warning at once.

Most importantly, treat SEO auditing as a continuous improvement process. Monitor important indicators regularly, perform deeper reviews after major website changes, and verify that completed fixes produce meaningful improvements for both users and search performance.

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