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Report generated 6 months ago
https://playzone.app/page/tony-quan
Your general SEO Checkup Score
Archived
78/100
SEO Score
Average SEO score of top 100 sites: 74%
This website received an SEO score of 78 out of 100, which is higher than the average score of 74. Our analysis has identified 14 important issues that can be addressed to further enhance your website's performance and improve its search engine visibility.
14 Failed
0 Warnings
60 Passed
Issues to fix
HIGH
To address URL canonicalization issues, it is recommended to select a primary URL for your webpage and set up redirects from all other variations to the preferred one.
HIGH
Minify all JavaScript files to reduce page size and loading time.
HIGH
Consider using structured data in your webpage as it can help search engines gain a better understanding of your content.
HIGH
Connect your webpage with social media networks using APIs or AddThis, as social signals are becoming increasingly important for search engines to validate a site's trustworthiness and authority.
HIGH
To improve the website experience for your visitors, it is recommended to eliminate any render-blocking resources on this webpage.
HIGH
Using images in a modern format can significantly reduce the file size and improve the loading speed of a webpage, providing a better user experience and potentially increasing engagement.
HIGH
By creating a custom 404 error page with helpful links and information, users are more likely to stay on the site and continue to explore.
MEDIUM
Serve properly sized images to reduce page loading times and to improve user's experience.
MEDIUM
Add a Google Analytics script to this website to help in diagnosing potential SEO issues by monitoring site visitors and traffic sources.
MEDIUM
Using social media meta tags can improve the appearance and content of shared links on social media platforms, potentially increasing click-through rates and engagement with the page.
LOW
Without an SPF record, spammers can easily spoof emails from this domain, potentially leading to compromised email security and deliverability issues.
LOW
Using more than 20 HTTP requests on a webpage can negatively impact the loading time.
LOW
Consider moving inline CSS styles to an external stylesheet to improve site performance and maintain separation of content and design.
Common SEO issues
Score: 80
Failed: 5
Warnings: 0
Passed: 21
Meta Title Test100% of top 100 sites passed
  • This webpage is using a title tag.
Text: Programmer Tony Quan | Play For Fun - On PlayZone.App
Length: 53 characters
Meta Description Test96% of top 100 sites passed
  • This webpage is using a meta description tag.
Text: Tony Quan is the founder of Playzone.App, he started the website in 2022. Currently, he is a programmer in Singapore. Tony Quan is an experienced developer of w
Length: 160 characters
Google Search Results Preview Test
Desktop version
https://playzone.app/page/tony-quanProgrammer Tony Quan | Play For Fun - On PlayZone.AppTony Quan is the founder of Playzone.App, he started the website in 2022. Currently, he is a programmer in Singapore. Tony Quan is an experienced developer of w
Mobile version
https://playzone.app/page/tony-quanProgrammer Tony Quan | Play For Fun - On PlayZone.AppTony Quan is the founder of Playzone.App, he started the website in 2022. Currently, he is a programmer in Singapore. Tony Quan is an experienced developer of w
Social Media Meta Tags Test89% of top 100 sites passed
  • This webpage is not using social media meta tags! While this type of meta tags don't affect what people see when they visit the webpage, they exist to provide information about it to search engines and social media platforms.
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.
15tony9quan7development6playzone6games
Keywords Usage Test45% of top 100 sites passed
  • The most common keywords of this webpage are distributed well across the important HTML tags. This helps search engines to properly identify the topic of this webpage.
Keyword
Title tag
Meta description
Headings
tony
quan
development
playzone
games
Keywords Cloud Test
addressalgorithmsappsaprilarchitecturesattendedbachelorbestbirthcareercloudcompaniescomputerconferencecontactcreatecurrentcurrentlydatabasesdatedemonstrateddesigndeveloperdevelopmentdevopsdongeducationemailengagingengineengineeringentertainmentexperienceexperiencedexperiencesexpertisefeaturefounderframeworksfreegamegamesgaminggmailgoalshanoihighhistoryhometownimpressiveincludeinformationinnovativejavascriptlanguageslikemanagementmarketmatlabminhmobileonlinephamphoneplayplayzonepossessesprogrammerprogrammingprojectpythonquanrequisiterichrolesciencesenjasingaporeskilledskillsskillsetsoftwarespacespanningstartedsummittechnicaltechnologiestechnologytonytoolsunityuniversityunrealusedvietnamvisionwebsitewebsiteswork
Competitor Domains Test
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Heading Tags Test59% of top 100 sites passed
  • This webpage contains headings tags.
H1 tags
Programmer Tony Quan
H2 tags
Education
Skills
Career path
Career goals
Recent activities
Robots.txt Test99% of top 100 sites passed
  • This website is using a robots.txt file.
https://playzone.app/robots.txt
Sitemap Test74% of top 100 sites passed
  • This website has a sitemap file.
https://playzone.app/sitemap.xml
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SEO Friendly URL Test25% of top 100 sites passed
  • All links from this webpage are SEO friendly.
Image Alt Test71% of top 100 sites passed
  • All "img" tags from this webpage have the required "alt" attribute.
Responsive Image Test28% 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.
See results list
Image Aspect Ratio Test75% of top 100 sites passed
  • All image display dimensions match the natural aspect ratio.
Inline CSS Test8% of top 100 sites passed
  • This webpage is using inline CSS styles!
See results list
Deprecated HTML Tags Test94% of top 100 sites passed
  • This webpage does not use HTML deprecated tags.
Google Analytics Test65% of top 100 sites passed
  • A Google Analytics script is not detected on this page. While there are several tools available to monitor your site's visitors and traffic sources, Google Analytics is a free, commonly recommended program to help diagnose potential SEO issues.
Favicon Test100% of top 100 sites passed
  • favicon
    This website appears to have a favicon.
JS Error Test79% of top 100 sites passed
  • There are no severe JavaScript errors on this webpage.
Console Errors Test41% of top 100 sites passed
  • This webpage doesn't have any warnings or errors caught by the Chrome DevTools Console.
Charset Declaration Test100% of top 100 sites passed
  • This webpage has a character encoding declaration.
Content-Type: text/html; charset=UTF-8
Social Media Test57% of top 100 sites passed
  • This webpage is not connected with social media using the API's provided by Facebook, Google +, Twitter, Pinterest, or using addthis.com
Speed optimizations
Score: 80
Failed: 4
Warnings: 0
Passed: 21
HTML Page Size Test21% of top 100 sites passed
  • The size of this webpage's HTML is 5.04 Kb and is under the average webpage's HTML size of 33 Kb. Faster loading websites result in a better user experience, higher conversion rates, and generally better search engine rankings.
DOM Size Test54% of top 100 sites passed
  • The Document Object Model (DOM) of this webpage has 238 nodes which is less than the recommended value of 1,500 nodes.
HTML Compression/GZIP Test97% of top 100 sites passed
  • This webpage is successfully compressed using br compression on your code. The HTML code is compressed from 17.15 Kb to 5.04 Kb (71% size savings). This helps ensure a faster loading webpage and improved user experience.
Site Loading Speed Test66% of top 100 sites passed
  • The loading time of this webpage (measured from N. Virginia, US) is around 4.14 seconds and this is under the average loading speed which is 5 seconds.
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JS Execution Time Test71% of top 100 sites passed
  • The JavaScript code used by this webpage is executed in less than 2 seconds.
Page Objects Test
  • This webpage is using more than 20 http requests, which can slow down page loading and negatively impact user experience!
Content size by content type
Content type
Percent
Size
image
93.2 %
3.84 Mb
font
3.2 %
134.73 Kb
javascript
2.0 %
85.85 Kb
css
1.4 %
59.83 Kb
html
0.1 %
6.08 Kb
other
0.0 %
0 B
TOTAL
100%
4.12 Mb
Requests by content type
Content type
Percent
Requests
image
50.0 %
21
javascript
21.4 %
9
css
16.7 %
7
font
7.1 %
3
html
4.8 %
2
other
0.0 %
0
TOTAL
100%
42
Content size by domain
Domain
Percent
Size
playzone.app
96.3 %
3.97 Mb
cdn.jsdelivr.net
3.1 %
131.92 Kb
fonts.gstatic.com
0.4 %
15.91 Kb
cdnjs.cloudflare.com
0.1 %
6.10 Kb
fonts.googleapis.com
0.0 %
864 B
TOTAL
100%
4.12 Mb
Requests by domain
Domain
Percent
Requests
playzone.app
85.7 %
36
cdn.jsdelivr.net
4.8 %
2
fonts.gstatic.com
4.8 %
2
cdnjs.cloudflare.com
2.4 %
1
fonts.googleapis.com
2.4 %
1
TOTAL
100%
42
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 Test97% of top 100 sites passed
  • This webpage is serving all images, javascript and css resources from CDNs.
See results list
Modern Image Format Test38% of top 100 sites passed
  • This webpage is not serving images in a modern format! Image formats like JPEG 2000, JPEG XR, and WebP often provide better compression than PNG or JPEG, which means faster downloads and less data consumption.
See results list
Image Metadata Test72% of top 100 sites passed
  • This webpage is not using images with large metadata.
Image Caching Test97% of top 100 sites passed
  • This website is using cache headers for images and the browsers will display these images from the cache.
JavaScript Caching Test95% of top 100 sites passed
  • This webpage is using cache headers for all JavaScript resources.
CSS Caching Test96% of top 100 sites passed
  • This webpage is using cache headers for all CSS resources.
JavaScript Minification Test96% of top 100 sites passed
  • This webpage is using JavaScript files that are not minified!
See results list
CSS Minification Test100% of top 100 sites passed
  • All CSS resources used by this webpage are minified.
See results list
Render Blocking Resources Test10% 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.
See results list
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.
<!DOCTYPE html>
URL Redirects Test98% of top 100 sites passed
  • This URL doesn't have any redirects (which could potentially cause site indexation issues and site loading delays).
Time To First Byte Test98% of top 100 sites passed
  • The Time To First Byte value of this webpage is 0.534 seconds. To provide a good user experience, Google recommends that sites should strive to have a TTFB of 0.8 seconds or less.

0.534 s

0.8 s

1.8 s

First Contentful Paint Test94% of top 100 sites passed
  • The First Contentful Paint value of this webpage is 1.519 seconds. To provide a good user experience, Google recommends that sites should strive to have a First Contentful Paint value of 1.8 seconds or less.

1.519 s

1.8 s

3 s

Largest Contentful Paint Test90% of top 100 sites passed
  • The Largest Contentful Paint duration of this webpage is 1.52 seconds. To provide a good user experience, Google recommends that sites should strive to have Largest Contentful Paint of 2.5 seconds or less.

1.52 s

2.5 s

4 s

Largest Contentful Paint element within the viewport:
<img style="margin-left:auto;margin-right:auto;" src="/files/images/programmer-tony-quan.png" alt="programmer Tony Quan - author of playzone.app">
Cumulative Layout Shift Test94% of top 100 sites passed
  • The CLS score of this webpage is 0.0097. To provide a good user experience, Google recommends that sites should strive to have a CLS score of 0.1 or less.

0.0097

0.1

0.25

DOM element which contributes the most to CLS score:
Html: <div class="col-4 list-grid">
Score: 0.0075
Server and security
Score: 83
Failed: 1
Warnings: 0
Passed: 9
URL Canonicalization Test97% of top 100 sites passed
SSL Checker and HTTPS Test100% of top 100 sites passed
  • This website is successfully using HTTPS, a secure communication protocol over the Internet.

The certificate is not used before the activation date.

The certificate has not expired.

The hostname "playzone.app" is correctly listed in the certificate.

The certificate should be trusted by all major web browsers.

The certificate was not revoked.

The certificate was signed with a secure hash.

Certificate Chain:
Server certificate
Common name
playzone.app
Subject Alternative Names (SANs)
playzone.app, *.playzone.app
Not valid before
Thu, April 4o 2024, 3:53:59 am (z)
Not valid after
Wed, July 3o 2024, 3:53:58 am (z)
Signature algorithm
sha256WithRsaEncryption
Issuer
GTS CA 1P5
Intermediate certificate
Common name
GTS CA 1P5
Organization
Google Trust Services LLC
Location
US
Not valid before
Thu, August 13o 2020, 12:00:42 am (z)
Not valid after
Thu, September 30o 2027, 12:00:42 am (z)
Signature algorithm
sha256WithRsaEncryption
Issuer
GTS Root R1
Root certificate
Common name
GTS Root R1
Organization
Google Trust Services LLC
Location
US
Not valid before
Wed, June 22o 2016, 12:00:00 am (z)
Not valid after
Sun, June 22o 2036, 12:00:00 am (z)
Signature algorithm
sha384WithRsaEncryption
Issuer
GTS Root R1
Mixed Content Test (HTTP over HTTPS)98% 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 Test100% of top 100 sites passed
  • This webpage is using the HTTP/2 protocol.
HSTS Test82% of top 100 sites passed
  • This webpage is using the Strict-Transport-Security header.
strict-transport-security: max-age=31536000
Safe Browsing Test100% of top 100 sites passed
  • This website is not currently listed as suspicious (no malware or phishing activity found).
Server Signature Test98% 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 Test100% of top 100 sites passed
  • This webpage does not include email addresses in plaintext.
Mobile usability
Score: 100
Failed: 0
Warnings: 0
Passed: 3
Meta Viewport Test88% of top 100 sites passed
  • This webpage is using a viewport meta tag.
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no" />
Media Query Responsive Test98% of top 100 sites passed
  • This webpage is using CSS media queries, which is the base for responsive design functionalities.
Mobile Snapshot Test
Mobile view
Advanced SEO
Score: 27
Failed: 4
Warnings: 0
Passed: 6
Structured Data Test53% of top 100 sites passed
Custom 404 Error Page Test67% of top 100 sites passed
  • This website is not using a custom 404 error page! Default 404 error pages result in a poor experience - it can mislead users into thinking an entire site is down or broken, greatly increases the chance they leave the website entirely, and looks unprofessional. 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.
Noindex Tag Test98% of top 100 sites passed
  • This webpage does not use the noindex meta tag. This means that it can be indexed by search engines.
Canonical Tag Test93% of top 100 sites passed
  • This webpage is using the canonical link tag. This tag specifies that the URL: https://playzone.app/page/tony-quan is preferred to be used in search results. Please ensure that this specification is correct, as canonical tags are often hard-coded and may not always reflect the latest changes in a site's URL structure.
<link href="https://playzone.app/page/tony-quan" rel="canonical"/>
Nofollow Tag Test
  • This webpage does not use the nofollow meta tag. This means that search engines will crawl all links from this webpage.
Disallow Directive Test
  • Your robots.txt file includes a disallow command which instructs search engines to avoid certain parts of your website! You are advised to confirm if access to these resources or pages are intended to be blocked (e.g., if they contain internal-only content or sensitive information).
See results list
Meta Refresh Test96% of top 100 sites passed
  • This webpage is not using a meta refresh tag.
SPF Records Test95% of top 100 sites passed
  • This DNS server is not using an SPF record! SPF (Sender Policy Framework) allows administrators to specify which hosts are allowed to send mail from a given domain by creating a specific SPF record or TXT record in the Domain Name System (DNS). You can find more information about SPF records here.
Ads.txt Validation Test68% of top 100 sites passed
  • The request of ads.txt file has an unexpected Content-Type header: text/html; charset=UTF-8. In order for this resource to be easily accessed by the DSPs and advertisers, its Content-Type header should be text/plain or text/plain; charset=utf-8.
Spell Check Test
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Finding and fixing misspellings on your webpage will help both user experience and search engine rankings.

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