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Report generated 6 months ago
https://vannhapkhau.com.vn
Your general SEO Checkup Score
Archived
77/100
SEO Score
Average SEO score of top 100 sites: 74%
This website received an SEO score of 77 out of 100, which is higher than the average score of 74. Our analysis has identified 15 important issues that can be addressed to further enhance your website's performance and improve its search engine visibility.
15 Failed
5 Warnings
54 Passed
Issues to fix
HIGH
It is recommended to avoid URL parameters and to use hyphens to separate words in the URL structure, rather than underscores.
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
Consider reducing the HTML size to improve loading times and retain visitors.
MEDIUM
Serve properly sized images to reduce page loading times and to improve user's experience.
MEDIUM
Consider adding cache headers for images to improve website performance. With cache headers, browsers can cache images and serve them quickly to returning visitors, rather than re-fetching them each time.
MEDIUM
Avoid using distorted images, as they can have a negative impact on the user experience.
MEDIUM
Reducing the Document Object Model (DOM) size can lead to faster page loading times, improved site performance, and better user experience by decreasing the amount of time it takes for the browser to process and render the page.
LOW
Resolving errors identified by the Chrome DevTools Console can improve user experience.
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.
LOW
Strip out any unnecessary metadata to improve loading time, security, and privacy. Metadata should not exceed 16% of the image size.
LOW
Consider adding the Strict-Transport-Security header to your webpage to ensure that web traffic is encrypted over HTTPS, mitigating the risk of man-in-the-middle attacks and other security threats.
Common SEO issues
Score: 72
Failed: 5
Warnings: 2
Passed: 19
Meta Title Test100% of top 100 sites passed
  • This webpage is using a title tag with a length of 67 characters. While there's no target number of characters, titles should be descriptive and concise. We recommend using a title with a length between 20 - 60 characters in order to fit Google Search results that have a 600-pixel limit.
Text: Van điện, Van điều khiển điện | Van khí nén, Van điều khiển khí nén
Length: 67 characters
Meta Description Test96% of top 100 sites passed
  • This webpage is using a meta description tag.
Text: Nhà phân phối thiết bị phụ kiện van công nghiệp Hàn Quốc, Van Wonil, Van Kosaplus lớn nhất miền Bắc. Van điện, van khí nén, van hơi, van nước, van dầu nóng, van inox.
Length: 166 characters
Google Search Results Preview Test
Desktop version
https://vannhapkhau.com.vn/Van điện, Van điều khiển điện | Van khí nén, Van điều khiển khí nénNhà phân phối thiết bị phụ kiện van công nghiệp Hàn Quốc, Van Wonil, Van Kosaplus lớn nhất miền Bắc. Van điện, van khí nén, van hơi, van nước, van dầu nóng, van inox.
Mobile version
https://vannhapkhau.com.vn/Van điện, Van điều khiển điện | Van khí nén, Van điều khiển khí nénNhà phân phối thiết bị phụ kiện van công nghiệp Hàn Quốc, Van Wonil, Van Kosaplus lớn nhất miền Bắc. Van điện, van khí nén, van hơi, van nước, van dầu nóng, van inox.
Social Media Meta Tags Test89% of top 100 sites passed
  • This webpage is using social media meta tags.
Open Graph Meta Tags
og:locale
vi_VN
og:type
website
og:title
Van điện, Van điều khiển điện | Van khí nén, Van điều khiển khí nén
og:description
Nhà phân phối thiết bị phụ kiện van công nghiệp Hàn Quốc, Van Wonil, Van Kosaplus lớn nhất miền Bắc. Van điện, van khí nén, van hơi, van nước, van dầu nóng, van inox.
og:url
https://vannhapkhau.com.vn
og:site_name
Van điện, Van điều khiển điện | Van khí nén, Van điều khiển khí nén
og:updated_time
2023-10-03T10:28:01+07:00
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.
44liệu28được28hạng23điện21điều
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
liệu
được
hạng
điện
điều
Keywords Cloud Test
bìnhbíchbướmbằngchiêchiềucháychínhchúngchấtchỉnhchứngchữacontentcôngcổngdanhdụnggiaogiảmgiớihaitimahotlinehoặchànghãnghạnginoxkaraokekhiêkhiểnkhẩukhớpkiếmkiệnkosaliênliệuloanloạilươnglượngmiễnmotornghiệpnguyênngàynhiênhấtnhậnnhậpnhựanướcpcccphòngphẩmplusquanquayquốcroundsamwoosinhskipstarsuấtsáchthanhtheothiếtthiệuthoátthuậtthépthêmthôngthảithốngtoàntrangtriệutrongtrungtrườngtunglungtuyếntínhtổngunidvòngwisewonilzennerđiềuđiệnđóngđăngđượcđồngđộng
Competitor Domains Test
Understand your competitors' SEO and backlink profile

Get related competitors and their domain authority score in relation to your domain.

Heading Tags Test59% of top 100 sites passed
  • This webpage contains headings tags.
H1 tags
Cung cấp van công nghiệp rẻ nhất việt nam
H2 tags
Van bướmXem thêm
Van điều khiển điệnXem thêm
Van cổngXem thêm
Van điều khiển khí nénXem thêm
Van điện từXem thêm
Van cầuXem thêm
Van một chiềuXem thêm
Đồng hồ đo nướcXem thêm
TIN TỨC – SỰ KIỆN
Robots.txt Test99% of top 100 sites passed
  • This website is using a robots.txt file.
Sitemap Test74% of top 100 sites passed
  • This website has a sitemap file.
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SEO Friendly URL Test25% of top 100 sites passed
  • This webpage contains URLs that are not SEO friendly!
See results list
Image Alt Test71% of top 100 sites passed
  • This webpage is using "img" tags with empty or missing "alt" attribute!
See full list
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
  • Not all image display dimensions match the natural aspect ratio! Fix aspect ratio issues to avoid distorted images on this website!
See results list
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
  • This webpage is using Google Analytics.
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 has some errors caught by the Chrome DevTools Console!
See results list
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 connected successfully with social media using:
Facebook Pinterest Twitter 
Speed optimizations
Score: 69
Failed: 7
Warnings: 2
Passed: 16
HTML Page Size Test21% of top 100 sites passed
DOM Size Test54% of top 100 sites passed
  • The Document Object Model (DOM) of this webpage has 1,804 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 Test97% of top 100 sites passed
  • This webpage is successfully compressed using gzip compression on your code. The HTML code is compressed from 231.77 Kb to 35.34 Kb (85% 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 4.08 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
javascript
62.3 %
599.87 Kb
image
28.2 %
271.15 Kb
css
4.9 %
47.11 Kb
html
3.9 %
37.84 Kb
font
0.7 %
6.78 Kb
other
0.0 %
210 B
TOTAL
100%
962.96 Kb
Requests by content type
Content type
Percent
Requests
javascript
47.3 %
26
image
29.1 %
16
css
14.5 %
8
html
5.5 %
3
font
1.8 %
1
other
1.8 %
1
TOTAL
100%
55
Content size by domain
Domain
Percent
Size
vannhapkhau.com.vn
89.1 %
857.79 Kb
googletagmanager.com
8.6 %
83.12 Kb
uhchat.net
2.3 %
21.84 Kb
google-analytics.com
0.0 %
210 B
TOTAL
100%
962.96 Kb
Requests by domain
Domain
Percent
Requests
vannhapkhau.com.vn
85.5 %
47
uhchat.net
10.9 %
6
googletagmanager.com
1.8 %
1
google-analytics.com
1.8 %
1
TOTAL
100%
55
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 not serving all resources (images, javascript and css) 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 using images with large metadata (more than 16% of the image size)! Stripping out unnecessary metadata tags can improve not only the loading time but also the security and privacy of a webpage.
See results list
Image Caching Test97% of top 100 sites passed
See results list
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
  • All JavaScript files used by this webpage are 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 0.291 seconds. To provide a good user experience, Google recommends that sites should strive to have a TTFB of 0.8 seconds or less.

0.291 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 2.284 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.

2.284 s

1.8 s

3 s

Largest Contentful Paint Test90% of top 100 sites passed
  • The Largest Contentful Paint duration of this webpage is 2.28 seconds. To provide a good user experience, Google recommends that sites should strive to have Largest Contentful Paint of 2.5 seconds or less.

2.28 s

2.5 s

4 s

Largest Contentful Paint element within the viewport:
<img width="1200" height="390" src="data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.o..." class="attachment-original size-original" alt="" decoding="async" fetchpriority="high" data-lazy-srcset="https://vannhapkhau.com.vn/wp-content/uploads/2023..." data-lazy-sizes="(max-width: 1200px) 100vw, 1200px" data-lazy-src="https://vannhapkhau.com.vn/wp-content/uploads/2023...">
Cumulative Layout Shift Test94% of top 100 sites passed
  • The CLS score of this webpage is 0.0000. To provide a good user experience, Google recommends that sites should strive to have a CLS score of 0.1 or less.

0

0.1

0.25

DOM element which contributes the most to CLS score:
Text: Tìm kiếm:
Html: <div class="flex-col flex-grow">
Score: 0.0000
Server and security
Score: 97
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 "vannhapkhau.com.vn" 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
vannhapkhau.com.vn
Subject Alternative Names (SANs)
vannhapkhau.com.vn
Not valid before
Sat, September 16o 2023, 12:00:00 am (z)
Not valid after
Fri, December 15o 2023, 11:59:59 pm (z)
Signature algorithm
sha384WithRsaEncryption
Issuer
ZeroSSL RSA Domain Secure Site CA
Intermediate certificate
Common name
ZeroSSL RSA Domain Secure Site CA
Organization
ZeroSSL
Location
AT
Not valid before
Thu, January 30o 2020, 12:00:00 am (z)
Not valid after
Tue, January 29o 2030, 11:59:59 pm (z)
Signature algorithm
sha384WithRsaEncryption
Issuer
USERTrust RSA Certification Authority
Root certificate
Common name
USERTrust RSA Certification Authority
Organization
The USERTRUST Network
Location
Jersey City, New Jersey, US
Not valid before
Mon, February 1o 2010, 12:00:00 am (z)
Not valid after
Mon, January 18o 2038, 11:59:59 pm (z)
Signature algorithm
sha384WithRsaEncryption
Issuer
USERTrust RSA Certification Authority
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 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 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, maximum-scale=1" />
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: 90
Failed: 2
Warnings: 1
Passed: 7
Structured Data Test53% of top 100 sites passed
  • This webpage is using structured data.
See results list
Custom 404 Error Page Test67% 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.
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://vannhapkhau.com.vn/ 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://vannhapkhau.com.vn" rel="canonical"/>
Nofollow Tag Test
  • This webpage is using the nofollow meta tag! We recommend to use this tag carefully since search engines will not crawl all links from this webpage.
See results list
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
  • This website doesn't use an ads.txt file! Ads.txt is a text file that contains a list of Authorized Digital Sellers. The purpose of ads.txt files is to give advertisers and advertising networks the ability to verify who is allowed to sell advertising on your website.
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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