6.4 sec in total
872 ms
4.2 sec
1.4 sec
Welcome to portal.ibo.org homepage info - get ready to check Portal Ibo best content for China right away, or after learning these important things about portal.ibo.org
The International Baccalaureate® (IB) offers four high quality international education programmes to more than one million students in more than 146 countries.
Visit portal.ibo.orgWe analyzed Portal.ibo.org page load time and found that the first response time was 872 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
portal.ibo.org performance score
name
value
score
weighting
Value4.7 s
13/100
10%
Value13.4 s
0/100
25%
Value28.5 s
0/100
10%
Value32,380 ms
0/100
30%
Value0.115
85/100
15%
Value42.5 s
0/100
10%
872 ms
757 ms
510 ms
364 ms
364 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Portal.ibo.org, 5% (3 requests) were made to Google.com and 5% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Ibo.org.
Page size can be reduced by 279.3 kB (25%)
1.1 MB
819.1 kB
In fact, the total size of Portal.ibo.org 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. 70% of websites need less resources to load. Images take 725.8 kB which makes up the majority of the site volume.
Potential reduce by 259.8 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. This page needs HTML code to be minified as it can gain 60.9 kB, which is 18% 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 259.8 kB or 79% of the original size.
Potential reduce by 19.4 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. Portal Ibo images are well optimized though.
Potential reduce by 144 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 19 (31%)
61
42
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Portal Ibo. 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 as a result speed up the page load time.
www.ibo.org
872 ms
app-css
757 ms
app-js
510 ms
hotjar-228508.js
364 ms
gtm.js
364 ms
arrow_top.svg
294 ms
globalassets-new-structure-icons-and-logos-images-logo-pyp-en--1154478074.png
457 ms
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456 ms
globalassets-new-structure-icons-and-logos-images-logo-cp-en--1692276988.png
648 ms
globalassets-new-structure-news-images-taipei-municipal-binjiang-523805080.jpeg
801 ms
globalassets-new-structure-news-images-foh-alt1-desktop--837724579.jpg
648 ms
globalassets-new-structure-news-images-uop-news-item-tablet-desktop-aug22--172330733.jpg
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1072 ms
globalassets-new-structure-about-the-ib-images-george-walker-3-desktop--1697222146.jpg
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1339 ms
community.svg
1687 ms
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1388 ms
MyriadPro-Regular.otf
1217 ms
MyriadPro-Semibold.otf
1221 ms
MyriadPro-It.otf
1182 ms
modules.cbd9768ba80ba0be5b17.js
175 ms
uwt.js
342 ms
analytics.js
427 ms
insight.min.js
358 ms
fbevents.js
378 ms
js
145 ms
10708324.js
435 ms
js
214 ms
ibo-testimonial-home-page-school-italy-2.jpg
1440 ms
activityi;src=11652592;type=allpa0;cat=allpa0;ord=1089679962257;gtm=2wga30;auiddc=767547486.1664980749;~oref=https%3A%2F%2Fwww.ibo.org%2F
443 ms
box-69edcc3187336f9b0a3fbb4c73be9fe6.html
404 ms
conversion_async.js
355 ms
adsct
264 ms
adsct
262 ms
1883913661897789
69 ms
collect
111 ms
src=11652592;type=allpa0;cat=allpa0;ord=1089679962257;gtm=2wga30;auiddc=767547486.1664980749;~oref=https%3A%2F%2Fwww.ibo.org%2F
183 ms
collect
129 ms
217 ms
ga-audiences
17 ms
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pd.js
18 ms
portal.ibo.org 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
Image elements do not have [alt] attributes
portal.ibo.org 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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
portal.ibo.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Portal.ibo.org 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 Portal.ibo.org 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.
portal.ibo.org
Open Graph data is detected on the main page of Portal Ibo. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: