8.5 sec in total
1.7 sec
6.6 sec
258 ms
Welcome to tw.portal.uschoolnet.com homepage info - get ready to check Tw Portal Uschoolnet best content for Taiwan right away, or after learning these important things about tw.portal.uschoolnet.com
Visit tw.portal.uschoolnet.comWe analyzed Tw.portal.uschoolnet.com page load time and found that the first response time was 1.7 sec and then it took 6.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
tw.portal.uschoolnet.com performance score
name
value
score
weighting
Value3.9 s
25/100
10%
Value6.1 s
12/100
25%
Value9.7 s
11/100
10%
Value70 ms
99/100
30%
Value0
100/100
15%
Value7.3 s
49/100
10%
1702 ms
1237 ms
19 ms
615 ms
873 ms
Our browser made a total of 131 requests to load all elements on the main page. We found that 44% of them (57 requests) were addressed to the original Tw.portal.uschoolnet.com, 15% (20 requests) were made to Tw.classf0001.uschoolnet.com and 13% (17 requests) were made to Tw.blogf0001.uschoolnet.com. The less responsive or slowest element that took the longest time to load (3.5 sec) relates to the external source Tw.classf0001.uschoolnet.com.
Page size can be reduced by 231.4 kB (17%)
1.4 MB
1.2 MB
In fact, the total size of Tw.portal.uschoolnet.com main page is 1.4 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. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 54.8 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 54.8 kB or 83% of the original size.
Potential reduce by 94.5 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. Tw Portal Uschoolnet images are well optimized though.
Potential reduce by 36.6 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 36.6 kB or 35% of the original size.
Potential reduce by 45.6 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. Tw.portal.uschoolnet.com needs all CSS files to be minified and compressed as it can save up to 45.6 kB or 84% of the original size.
Number of requests can be reduced by 50 (38%)
130
80
The browser has sent 130 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tw Portal Uschoolnet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 28 to 1 for JavaScripts and as a result speed up the page load time.
tw.portal.uschoolnet.com
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compress_css.php
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jsapi
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AC_RunActiveContent.js
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swfobject.js
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jsapi
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jquery.lazy.js
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compress_js.php
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jquery.min.js
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jquery-ui.min.js
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leftBox_topBg.gif
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button_more.gif
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ga.js
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jquery.vticker.js
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button_login.gif
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fb.gif
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adx.js
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tw.portal.uschoolnet.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
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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
tw.portal.uschoolnet.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
tw.portal.uschoolnet.com SEO score
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
JA
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tw.portal.uschoolnet.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it does not match the claimed Chinese language. Our system also found out that Tw.portal.uschoolnet.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.
tw.portal.uschoolnet.com
Open Graph description is not detected on the main page of Tw Portal Uschoolnet. 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: