11.8 sec in total
1.7 sec
4.8 sec
5.3 sec
Click here to check amazing Sis content for Thailand. Otherwise, check out these important facts you probably never knew about sis.edu
Visit sis.eduWe analyzed Sis.edu page load time and found that the first response time was 1.7 sec and then it took 10.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
sis.edu performance score
name
value
score
weighting
Value1.6 s
93/100
10%
Value64.6 s
0/100
25%
Value3.8 s
84/100
10%
Value1,060 ms
25/100
30%
Value0.877
3/100
15%
Value7.5 s
47/100
10%
1707 ms
252 ms
490 ms
508 ms
507 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 90% of them (45 requests) were addressed to the original Sis.edu, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Sis.edu.
Page size can be reduced by 210.9 kB (22%)
939.0 kB
728.0 kB
In fact, the total size of Sis.edu main page is 939.0 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. 60% of websites need less resources to load. Images take 646.4 kB which makes up the majority of the site volume.
Potential reduce by 18.5 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 18.5 kB or 75% of the original size.
Potential reduce by 23.0 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. Sis images are well optimized though.
Potential reduce by 113.6 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 113.6 kB or 57% of the original size.
Potential reduce by 55.8 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. Sis.edu needs all CSS files to be minified and compressed as it can save up to 55.8 kB or 81% of the original size.
Number of requests can be reduced by 12 (24%)
49
37
The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sis. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
sis.edu
1707 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
252 ms
css_vZ7OMldNxT0kN_1nW7_5iIquAxAdcU-aJ-ucVab5t40.css
490 ms
css_gvboRPh23E04mpR_lLcBGBcldlcjavN8-Rcg3B5vbdU.css
508 ms
css_PLa5XrKHR--kdEamWyGyUAKOQGj8YKGX-BH2oem7iIY.css
507 ms
css_gGaTFReFkp3y8oNx9PwmM9iboZoMugp8YDfyyYr5abA.css
497 ms
js_UWQINlriydSoeSiGQxToOUdv493zEa7dpsXC1OtYlZU.js
739 ms
js_R9UbiVw2xuTUI0GZoaqMDOdX0lrZtgX-ono8RVOUEVc.js
609 ms
js_b77XyYmvaZ7ckspZjVOylDuoD6XHZgzSGgFN3iXme5E.js
942 ms
js_43n5FBy8pZxQHxPXkf-sQF7ZiacVZke14b0VlvSA554.js
837 ms
js_5idECjjAo-X5YdkT65CaIiodkWmZlZv-WjSkHlWhoYk.js
837 ms
analytics.js
235 ms
Accredited_NEASC_0.png
1266 ms
en.png
454 ms
th.png
455 ms
Slider_6th_2017_2.jpg
1439 ms
banner-home-2_1.jpg
1264 ms
iicon.png
410 ms
Accredited_NEASC_0.png
375 ms
Accredited_sms2_0.png
1374 ms
Accredited-MOE_0.png
1115 ms
Cambridge-Logo.png
1220 ms
FOBISIA.png
1322 ms
International-Award-Logo.png
1391 ms
ISAT%20Logo.png
1390 ms
New-CIS-logo.png
1392 ms
WASC.png
1617 ms
weekend-school-icon.png
1525 ms
camps-groups-icon.png
1526 ms
Accredited_sms2_0.png
2041 ms
Accredited-MOE_0.png
1575 ms
Cambridge-Logo.png
1574 ms
FOBISIA.png
1575 ms
International-Award-Logo.png
1774 ms
ISAT%20Logo.png
1702 ms
New-CIS-logo.png
1865 ms
WASC.png
2072 ms
fb.jpg
1864 ms
tt.jpg
1934 ms
ig.jpg
2041 ms
gtm.js
196 ms
2barbg.jpg
1441 ms
bkkbg02.jpg
1452 ms
aboutbg.jpg
1449 ms
khaoyaibg02.jpg
1429 ms
weekend-school.png
1503 ms
camps-groups.png
1609 ms
collect
128 ms
conversion_async.js
85 ms
73 ms
sis.edu accessibility score
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
Image elements do not have [alt] attributes
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.
sis.edu 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
sis.edu 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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sis.edu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Sis.edu 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.
sis.edu
Open Graph description is not detected on the main page of Sis. 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: