Archived
60/100
Average SEO score of top 100 sites: 75%
This website received an SEO score of 60 out of 100, which is below the average score of 75. However, there are 22 important issues that need to be fixed to improve your website's ranking on search engines and enhance its overall performance.
22 Failed
4 Warnings
43 Passed
Common SEO issues
Score: 50
Failed: 9
Warnings: 2
Passed: 14
Meta Title Test100% of top 100 sites passed
- This webpage is using a title tag.
Meta Description Test97% of top 100 sites passed
- This webpage is using a meta description tag with a length of 102 characters. We recommend using well-written and inviting meta descriptions with a length between 150 and 220 characters (spaces included).
Google Search Results Preview Test
Desktop version
https://serebii.net/Serebii.net - Where Legends Come To LifeContains up-to-date news, databases and information about all Pokémon Games, TCG sets and the TV show.
Mobile versionhttps://serebii.net/Serebii.net - Where Legends Come To LifeContains up-to-date news, databases and information about all Pokémon Games, TCG sets and the TV show.
Most Common Keywords Test
- There is likely no optimal keyword density (search engine algorithms have evolved beyond keyword density metrics as a significant ranking factor). It can be useful, however, to note which keywords appear most often on your page and if they reflect the intended topic of your page. More importantly, the keywords on your page should appear within natural sounding and grammatically correct copy.
Keywords Usage Test81% of top 100 sites passed
- The most common keywords of this webpage are not distributed across the important HTML tags! Primary keywords should appear in title tag, meta description and heading tags to help Search Engines to properly identify the topic of this webpage.
Keyword
Title tag
Meta description
Headings
pokémon
event
department
have
games
Keywords Cloud Test
Competitor Domains Test
Understand your competitors' SEO and backlink profile
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Robots.txt Test94% of top 100 sites passed
- This website is using a robots.txt file.
Sitemap Test75% of top 100 sites passed
- This website lacks a sitemap file! Sitemaps can help robots index your content more thoroughly and quickly. Read more on Google's guidelines for implementing the sitemap protocol.
SEO Friendly URL Test40% of top 100 sites passed
- This webpage contains URLs that are not SEO friendly!
Image Alt Test71% of top 100 sites passed
- This webpage is using "img" tags with empty or missing "alt" attribute!
Responsive Image Test38% of top 100 sites passed
- Not all images in this webpage are properly sized! This webpage is serving images that are larger than needed for the size of the user's viewport.
Image Aspect Ratio Test72% of top 100 sites passed
- All image display dimensions match the natural aspect ratio.
Inline CSS Test2% of top 100 sites passed
- This webpage is using inline CSS styles!
Google Analytics Test69% of top 100 sites passed
- This webpage is using Google Analytics.
Favicon Test100% of top 100 sites passed
- This website appears to have a favicon.
Backlinks Test
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JS Error Test74% of top 100 sites passed
- There are no severe JavaScript errors on this webpage.
Console Errors Test33% of top 100 sites passed
- This webpage has some errors caught by the Chrome DevTools Console!
Charset Declaration Test100% of top 100 sites passed
- This webpage has a character encoding declaration.
Speed optimizations
Score: 63
Failed: 6
Warnings: 2
Passed: 13
HTML Page Size Test34% of top 100 sites passed
- The size of this webpage's HTML is 128.32 Kb, and is greater than the average size of 33 Kb! This can lead to slower loading times, lost visitors, and decreased revenue. Good steps to reduce HTML size include: using HTML compression, CSS layouts, external style sheets, and moving javascript to external files.
DOM Size Test17% of top 100 sites passed
- The Document Object Model (DOM) of this webpage has 6,387 nodes which is greater than the recommended value of 1,500 nodes! A large DOM size negatively affects site performance and increases the page load time.
HTML Compression/GZIP Test96% of top 100 sites passed
- This webpage is successfully compressed using gzip compression on your code. The HTML code is compressed from 482.33 Kb to 128.32 Kb (73% size savings). This helps ensure a faster loading webpage and improved user experience.
Site Loading Speed Test68% of top 100 sites passed
- The loading time of this webpage (measured from N. Virginia, US) is around 0.0 seconds and this is under the average loading speed which is 5 seconds.
Accurate loading speed and website loading speed monitor
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JS Execution Time Test79% of top 100 sites passed
- The JavaScript code used by this webpage is executed in more than 3.5 seconds! When the JavaScript code takes a long time to execute, it slows down the page performance in several ways: longer download times, main thread bottlenecks, delays of "Time To Interactive", memory leaks, etc.
Page Objects Test
- This webpage is using more than 20 http requests, which can slow down page loading and negatively impact user experience!
Page Cache Test (Server Side Caching)100% of top 100 sites passed
- This webpage is using a caching mechanism. Caching helps speed page loading times as well as reduces server load.
Flash Test100% of top 100 sites passed
- This webpage does not include flash objects (an outdated technology that was sometimes used to deliver rich multimedia content). Flash content does not work well on mobile devices, and is difficult for crawlers to interpret.
CDN Usage Test96% of top 100 sites passed
- This webpage is not serving all resources (images, javascript and css) from CDNs!
Modern Image Format Test32% of top 100 sites passed
Image Metadata Test
- This webpage is not using images with large metadata.
Image Caching Test99% of top 100 sites passed
- This website is not using cache headers for all images! Setting cache headers can help speed up the serving of a webpage for returning users. Learn more about how to add expires headers to your images.
JavaScript Caching Test98% of top 100 sites passed
- This webpage is not using uncached JavaScript resources from same domain!
CSS Caching Test98% of top 100 sites passed
- This webpage is using cache headers for all CSS resources.
JavaScript Minification Test93% of top 100 sites passed
- All JavaScript files used by this webpage are minified.
CSS Minification Test97% of top 100 sites passed
- All CSS resources used by this webpage are minified.
Render Blocking Resources Test29% of top 100 sites passed
- This webpage is using render blocking resources! Eliminating render-blocking resources can help this webpage to load significantly faster and will improve the website experience for your visitors.
Nested Tables Test99% of top 100 sites passed
- This webpage is not using nested tables. This speeds up page loading time and optimizes the user experience.
Frameset Test100% of top 100 sites passed
- This webpage does not use frames.
Doctype Test100% of top 100 sites passed
- This webpage has a doctype declaration.
URL Redirects Test96% of top 100 sites passed
- This URL doesn't have any redirects (which could potentially cause site indexation issues and site loading delays).
Server and security
Score: 66
Failed: 3
Warnings: 0
Passed: 7
URL Canonicalization Test92% of top 100 sites passed
- https://serebii.net/ and https://www.serebii.net/ should resolve to the same URL, but currently do not.
SSL Checker and HTTPS Test100% of top 100 sites passed
- This website is successfully using HTTPS, a secure communication protocol over the Internet.
Mixed Content Test (HTTP over HTTPS)100% of top 100 sites passed
- This webpage does not use mixed content - both the initial HTML and all other resources are loaded over HTTPS.
HTTP2 Test92% of top 100 sites passed
- This webpage is not using the HTTP/2 protocol!
HSTS Test
- This webpage is not using the Strict-Transport-Security header! This is a security header that was created as a way to force the browser to use secure connections when a site is running over HTTPS.
Safe Browsing Test100% of top 100 sites passed
- This website is not currently listed as suspicious (no malware or phishing activity found).
Server Signature Test88% of top 100 sites passed
- The server signature is off for this webpage.
Directory Browsing Test100% of top 100 sites passed
- Directory browsing is disabled for this website.
Plaintext Emails Test93% of top 100 sites passed
- This webpage does not include email addresses in plaintext.
Unsafe Cross-Origin Links Test59% of top 100 sites passed
- This webpage is not using target="_blank" links without rel="noopener" or rel="noreferrer" attribute.
Mobile usability
Score: 100
Failed: 0
Warnings: 0
Passed: 3
Meta Viewport Test94% of top 100 sites passed
- This webpage is using a viewport meta tag.
Media Query Responsive Test99% of top 100 sites passed
- This webpage is using CSS media queries, which is the base for responsive design functionalities.
Mobile Snapshot Test
Advanced SEO
Score: 54
Failed: 4
Warnings: 0
Passed: 6
Structured Data Test59% of top 100 sites passed
- This webpage doesn't take the advantages of HTML Microdata or JSON-LD specifications in order to use structured data! View Google's guide for getting started with structured data.
Custom 404 Error Page Test75% of top 100 sites passed
- This website is using a custom 404 error page. We recommend to have a custom 404 error page in order to improve the website's user experience by letting users know that only a specific page is missing/broken (and not the entire site), providing them helpful links, the opportunity to report bugs, and potentially track the source of broken links.
Meta Refresh Test95% of top 100 sites passed
- This webpage is not using a meta refresh tag.
SPF Records Test94% of top 100 sites passed
- This DNS server is using an SPF record.
Ads.txt Validation Test80% of top 100 sites passed
- This website is using an Authorized Digital Sellers (ads.txt) file, but its content has invalid records! Having errors in this file would cause advertisers to not recognize and ignore the authorized sellers list and that will lead to lost revenue.
Spell Check Test
Check your webpage for misspellings!
Finding and fixing misspellings on your webpage will help both user experience and search engine rankings.
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