Tools & Wizards About Us
blogs.isb.ac.th screenshot

Report Summary

  • 2

    Performance

    Renders faster than
    20% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

blogs.isb.ac.th

International School Bangkok | Early Childhood - High School

Page Load Speed

7.5 sec in total

First Response

725 ms

Resources Loaded

5.5 sec

Page Rendered

1.3 sec

blogs.isb.ac.th screenshot

About Website

Click here to check amazing Blogs Isb content for Thailand. Otherwise, check out these important facts you probably never knew about blogs.isb.ac.th

Home - International School BangkokThe International School Bangkok (ISB) is a private non-profit PK-12 international school. Providing quality education to Bangkok expatriates since 1951.

Visit blogs.isb.ac.th

Key Findings

We analyzed Blogs.isb.ac.th page load time and found that the first response time was 725 ms 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.

Performance Metrics

blogs.isb.ac.th performance score

2

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value22.0 s

0/100

25%

SI (Speed Index)

Value21.2 s

0/100

10%

TBT (Total Blocking Time)

Value5,100 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.779

5/100

15%

TTI (Time to Interactive)

Value36.2 s

0/100

10%

Network Requests Diagram

blogs.isb.ac.th

725 ms

www.isb.ac.th

563 ms

gtm.js

107 ms

gtm.js

136 ms

application-21c289363c8679929ca9fd2366a00778ebf4b984ac4d9273822e892e6cf4b760.css

246 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Blogs.isb.ac.th, 48% (29 requests) were made to Isb.ac.th and 13% (8 requests) were made to Weatherwidget.io. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Display.airgradient.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 160.7 kB (7%)

Content Size

2.2 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blogs.isb.ac.th main page is 2.2 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. 80% 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 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 86.8 kB

  • Original 104.3 kB
  • After minification 101.6 kB
  • After compression 17.4 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 86.8 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 64.3 kB

  • Original 1.1 MB
  • After minification 1.0 MB

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. Blogs Isb images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 9.3 kB

  • Original 987.3 kB
  • After minification 987.3 kB
  • After compression 978.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 255 B

  • Original 53.3 kB
  • After minification 53.3 kB
  • After compression 53.1 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. Blogs.isb.ac.th has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (47%)

Requests Now

49

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blogs Isb. 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 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blogs.isb.ac.th

blogs.isb.ac.th

725 ms

www.isb.ac.th

www.isb.ac.th

563 ms

gtm.js

gtm.js

107 ms

gtm.js

gtm.js

136 ms

application-21c289363c8679929ca9fd2366a00778ebf4b984ac4d9273822e892e6cf4b760.css

application-21c289363c8679929ca9fd2366a00778ebf4b984ac4d9273822e892e6cf4b760.css

246 ms

styles.cfm

styles.cfm

291 ms

main.css

main.css

75 ms

in_layout_head2-73f5b703a9352363cd8c423e976eae1fa1c206d1e456d555def0817fedae4217.js

in_layout_head2-73f5b703a9352363cd8c423e976eae1fa1c206d1e456d555def0817fedae4217.js

303 ms

uc.js

uc.js

108 ms

weglot.min.js

weglot.min.js

105 ms

css2

css2

74 ms

gsap.min.js

gsap.min.js

67 ms

ScrollTrigger.min.js

ScrollTrigger.min.js

105 ms

ScrollToPlugin.min.js

ScrollToPlugin.min.js

106 ms

application-03814182c66983fd8b4c6e278431ebd29d3dc5e18fdf85cda36c16c0dd0bb047.js

application-03814182c66983fd8b4c6e278431ebd29d3dc5e18fdf85cda36c16c0dd0bb047.js

298 ms

main.js

main.js

51 ms

vcd15cbe7772f49c399c6a5babf22c1241717689176015

vcd15cbe7772f49c399c6a5babf22c1241717689176015

105 ms

nav-thumb-bg-example.jpg

nav-thumb-bg-example.jpg

229 ms

menu-clouds.png

menu-clouds.png

226 ms

menu-skyline-layer1.svg

menu-skyline-layer1.svg

229 ms

menu-skyline-layer2.svg

menu-skyline-layer2.svg

235 ms

menu-skyline-layer3.svg

menu-skyline-layer3.svg

225 ms

logo.svg

logo.svg

232 ms

wave-top-new.svg

wave-top-new.svg

233 ms

wave-new.svg

wave-new.svg

252 ms

panther-new.svg

panther-new.svg

258 ms

curve-new.svg

curve-new.svg

256 ms

skyline1-clouds.png

skyline1-clouds.png

252 ms

skyline1-layer1.svg

skyline1-layer1.svg

253 ms

skyline1-layer2.svg

skyline1-layer2.svg

261 ms

skyline1-layer3.svg

skyline1-layer3.svg

258 ms

skyline2-clouds.png

skyline2-clouds.png

266 ms

skyline2-layer1.svg

skyline2-layer1.svg

263 ms

skyline2-layer2.svg

skyline2-layer2.svg

267 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4k.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0C4k.woff

232 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4k.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0C4k.woff

342 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4k.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1y4k.woff

344 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4k.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1y4k.woff

343 ms

icomoon.woff

icomoon.woff

229 ms

icomoon-454d742e9c5c08794dd39b1de06a9589f503c027289df05bfe91885e21faf135.woff

icomoon-454d742e9c5c08794dd39b1de06a9589f503c027289df05bfe91885e21faf135.woff

784 ms

bpa-icon-library.woff

bpa-icon-library.woff

205 ms

widget.min.js

widget.min.js

393 ms

gMQYdlPYGj

gMQYdlPYGj

1191 ms

poweredby-7fe9cdfc8db6c2419477639e585e15f5fceee483b4a26452877dabab357cb391.svg

poweredby-7fe9cdfc8db6c2419477639e585e15f5fceee483b4a26452877dabab357cb391.svg

403 ms

main.js

main.js

111 ms

16 ms

if_w.css

if_w.css

19 ms

angular-1.5.8.min.js

angular-1.5.8.min.js

26 ms

iApp.min.js

iApp.min.js

20 ms

open.svg

open.svg

20 ms

67 ms

css

css

24 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

7 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

6 ms

cloudy.html

cloudy.html

67 ms

rain.html

rain.html

58 ms

styles.efebbbace9d95060b738.css

styles.efebbbace9d95060b738.css

249 ms

runtime.5ea7e86a1db6f7ca27f2.js

runtime.5ea7e86a1db6f7ca27f2.js

490 ms

polyfills.a4021de53358bb0fec14.js

polyfills.a4021de53358bb0fec14.js

734 ms

main.3e0572dd636590d6a410.js

main.3e0572dd636590d6a410.js

2323 ms

Accessibility Review

blogs.isb.ac.th accessibility score

75

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

<frame> or <iframe> elements do not have a title

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

blogs.isb.ac.th best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

blogs.isb.ac.th SEO score

86

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blogs.isb.ac.th 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 Blogs.isb.ac.th 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.

Social Sharing Optimization

blogs.isb.ac.th

Open Graph data is detected on the main page of Blogs Isb. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: