10.5 sec in total
552 ms
9.5 sec
436 ms
Click here to check amazing Giaitoan content for Vietnam. Otherwise, check out these important facts you probably never knew about giaitoan.com
Giải Toán giúp bạn giải bài tập Toán, luyện tập, trắc nghiệm và giải đáp môn Toán nhanh chóng, chính xác
Visit giaitoan.comWe analyzed Giaitoan.com page load time and found that the first response time was 552 ms and then it took 9.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
giaitoan.com performance score
name
value
score
weighting
Value2.2 s
79/100
10%
Value2.3 s
94/100
25%
Value7.3 s
29/100
10%
Value1,410 ms
15/100
30%
Value0
100/100
15%
Value10.0 s
26/100
10%
552 ms
1326 ms
54 ms
93 ms
1078 ms
Our browser made a total of 167 requests to load all elements on the main page. We found that 7% of them (11 requests) were addressed to the original Giaitoan.com, 89% (148 requests) were made to T.vdoc.vn and 2% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.1 sec) relates to the external source T.vdoc.vn.
Page size can be reduced by 333.7 kB (63%)
531.6 kB
198.0 kB
In fact, the total size of Giaitoan.com main page is 531.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. HTML takes 380.1 kB which makes up the majority of the site volume.
Potential reduce by 333.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 62.9 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 333.6 kB or 88% of the original size.
Potential reduce by 62 B
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Giaitoan images are well optimized though.
Potential reduce by 41 B
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.
Number of requests can be reduced by 20 (12%)
164
144
The browser has sent 164 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Giaitoan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
giaitoan.com
552 ms
giaitoan.com
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gtm.js
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js
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giaitoan.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
giaitoan.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
giaitoan.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
VI
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Giaitoan.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Giaitoan.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
giaitoan.com
Open Graph description is not detected on the main page of Giaitoan. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: