6.5 sec in total
1.7 sec
4.6 sec
205 ms
Welcome to tracnghiem.thuvienvatly.com homepage info - get ready to check Tracnghiem Thuvienvatly best content for Vietnam right away, or after learning these important things about tracnghiem.thuvienvatly.com
Làm trắc nghiệm vật lý trực tuyến miễn phí. Ôn thi đại học, thi tốt nghiệp, trắc nghiệm lớp 10, lớp 11, lớp 12. Là nơi cho các giáo viên soạn trắc nghiệm và thống kê đánh giá theo chuẫn trắc nghiệm
Visit tracnghiem.thuvienvatly.comWe analyzed Tracnghiem.thuvienvatly.com page load time and found that the first response time was 1.7 sec and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
tracnghiem.thuvienvatly.com performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value2.9 s
80/100
25%
Value6.5 s
39/100
10%
Value200 ms
90/100
30%
Value0.009
100/100
15%
Value5.0 s
77/100
10%
1684 ms
560 ms
1063 ms
823 ms
588 ms
Our browser made a total of 72 requests to load all elements on the main page. We found that 65% of them (47 requests) were addressed to the original Tracnghiem.thuvienvatly.com, 11% (8 requests) were made to Thuvienvatly.com and 10% (7 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Tracnghiem.thuvienvatly.com.
Page size can be reduced by 567.4 kB (54%)
1.1 MB
489.9 kB
In fact, the total size of Tracnghiem.thuvienvatly.com main page is 1.1 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. 45% of websites need less resources to load. Javascripts take 670.2 kB which makes up the majority of the site volume.
Potential reduce by 37.8 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 37.8 kB or 83% of the original size.
Potential reduce by 2.6 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. Tracnghiem Thuvienvatly images are well optimized though.
Potential reduce by 391.5 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 391.5 kB or 58% of the original size.
Potential reduce by 135.4 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. Tracnghiem.thuvienvatly.com needs all CSS files to be minified and compressed as it can save up to 135.4 kB or 84% of the original size.
Number of requests can be reduced by 42 (59%)
71
29
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tracnghiem Thuvienvatly. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
tracnghiem.thuvienvatly.com
1684 ms
news.css
560 ms
styles.css
1063 ms
javascript-static.js
823 ms
javascript-mod.php
588 ms
overlib.js
1090 ms
overlib_cssstyle.js
574 ms
cookies.js
920 ms
ufo.js
918 ms
dropdown.js
845 ms
addthis_widget.js
1448 ms
adsbygoogle.js
5 ms
but-read-more.jpg
567 ms
New_nho.gif
517 ms
background.png
325 ms
menu-back-left.jpg
352 ms
menu-back.jpg
333 ms
menu-bak-line.jpg
317 ms
menu-back-right.jpg
340 ms
nav-bak-left.jpg
326 ms
nav-bak.jpg
583 ms
call_out.jpg
613 ms
nav-bak-right.jpg
613 ms
top-main-left.jpg
613 ms
top-main-back.jpg
614 ms
button-back.jpg
716 ms
button_cs.jpg
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button_gt.jpg
1105 ms
button_coin.jpg
858 ms
button_taokho.jpg
883 ms
top-main-right.jpg
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module-header.jpg
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Button.jpg
1193 ms
messaging.png
1188 ms
course.gif
1180 ms
total.gif
1256 ms
total2.gif
1353 ms
totalC.gif
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2.jpg
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tai-nguyen_01.jpg
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tai-nguyen_02.jpg
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tai-nguyen_03.jpg
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tai-nguyen_04.jpg
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f2.png
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f2.jpg
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widget76.css
15 ms
index.php
261 ms
ca-pub-1776428823259622.js
96 ms
zrt_lookup.html
103 ms
show_ads_impl.js
59 ms
footer-back.jpg
1394 ms
ga.js
28 ms
sh74.html
19 ms
counter76.css
34 ms
plugin.sharecounter.js
63 ms
widget40.png
60 ms
__utm.gif
42 ms
p.json
71 ms
ads
201 ms
osd.js
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tbc02.gif
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jquery.js
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yshout.js
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example.yshout.css
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style.css
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menu97.js
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yshout.php
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tracnghiem.thuvienvatly.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
Links do not have a discernible name
tracnghiem.thuvienvatly.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
tracnghiem.thuvienvatly.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
Document uses plugins
VI
VI
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tracnghiem.thuvienvatly.com can be misinterpreted by Google and other search engines. Our service has detected that Vietnamese is used on the page, and it matches the claimed language. Our system also found out that Tracnghiem.thuvienvatly.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.
tracnghiem.thuvienvatly.com
Open Graph description is not detected on the main page of Tracnghiem Thuvienvatly. 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: