5 sec in total
842 ms
3.3 sec
854 ms
Click here to check amazing DAOTAODAIHOC content for Vietnam. Otherwise, check out these important facts you probably never knew about daotaodaihoc.com
DAOTAODAIHOC.COM. Bài giải hay - Giải bài tập sách giáo khoa phổ thông - THCS VINH QUANG
Visit daotaodaihoc.comWe analyzed Daotaodaihoc.com page load time and found that the first response time was 842 ms and then it took 4.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
daotaodaihoc.com performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value5.1 s
25/100
25%
Value13.4 s
2/100
10%
Value7,690 ms
0/100
30%
Value0.004
100/100
15%
Value20.5 s
2/100
10%
842 ms
633 ms
48 ms
31 ms
27 ms
Our browser made a total of 126 requests to load all elements on the main page. We found that 9% of them (11 requests) were addressed to the original Daotaodaihoc.com, 27% (34 requests) were made to 1.bp.blogspot.com and 22% (28 requests) were made to 3.bp.blogspot.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source 1.bp.blogspot.com.
Page size can be reduced by 747.1 kB (13%)
5.6 MB
4.8 MB
In fact, the total size of Daotaodaihoc.com main page is 5.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.6 MB which makes up the majority of the site volume.
Potential reduce by 166.7 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 166.7 kB or 79% of the original size.
Potential reduce by 147.4 kB
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. DAOTAODAIHOC images are well optimized though.
Potential reduce by 404.9 kB
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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 404.9 kB or 59% of the original size.
Potential reduce by 28.2 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Daotaodaihoc.com needs all CSS files to be minified and compressed as it can save up to 28.2 kB or 78% of the original size.
Number of requests can be reduced by 19 (16%)
117
98
The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DAOTAODAIHOC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
daotaodaihoc.com
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daotaodaihoc.com accessibility score
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
Form elements do not have associated labels
Links do not have a discernible name
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
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
List items (<li>) are not contained within <ul> or <ol> parent elements.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
daotaodaihoc.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
daotaodaihoc.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 Daotaodaihoc.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 Daotaodaihoc.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.
daotaodaihoc.com
Open Graph data is detected on the main page of DAOTAODAIHOC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: