Tools & Wizards About Us
hsor.org screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 50

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

hsor.org

Welcome to HSOR.org (High School Operation Research): Home

Page Load Speed

2.5 sec in total

First Response

97 ms

Resources Loaded

2.3 sec

Page Rendered

99 ms

hsor.org screenshot

About Website

Welcome to hsor.org homepage info - get ready to check HSOR best content for India right away, or after learning these important things about hsor.org

High School Operations Research Math Modules - Applied Mathematics for decision making in industry and government

Visit hsor.org

Key Findings

We analyzed Hsor.org page load time and found that the first response time was 97 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

hsor.org performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.4 s

97/100

10%

LCP (Largest Contentful Paint)

Value1.4 s

100/100

25%

SI (Speed Index)

Value1.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.112

86/100

15%

TTI (Time to Interactive)

Value1.4 s

100/100

10%

Network Requests Diagram

hsor.org

97 ms

hsor.org

242 ms

md5.js

204 ms

popup.js

228 ms

hsor.css

257 ms

Our browser made a total of 44 requests to load all elements on the main page. We found that all of those requests were addressed to Hsor.org and no external sources were called. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Hsor.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.8 kB (16%)

Content Size

73.2 kB

After Optimization

61.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hsor.org main page is 73.2 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. 15% of websites need less resources to load. Images take 56.2 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 9.7 kB

  • Original 13.0 kB
  • After minification 12.3 kB
  • After compression 3.3 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 9.7 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 103 B

  • Original 56.2 kB
  • After minification 56.1 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. HSOR images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 1.9 kB

  • Original 3.5 kB
  • After minification 3.3 kB
  • After compression 1.6 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 1.9 kB or 54% of the original size.

CSS Optimization

-39%

Potential reduce by 174 B

  • Original 445 B
  • After minification 445 B
  • After compression 271 B

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. Hsor.org needs all CSS files to be minified and compressed as it can save up to 174 B or 39% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (17%)

Requests Now

41

After Optimization

34

  • Images
  • JavaScript
  • CSS

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HSOR. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

hsor.org

hsor.org

97 ms

hsor.org

hsor.org

242 ms

md5.js

md5.js

204 ms

popup.js

popup.js

228 ms

hsor.css

hsor.css

257 ms

Home_topbar_a.jpg

Home_topbar_a.jpg

238 ms

Home_topbar_b.jpg

Home_topbar_b.jpg

206 ms

Home_topbar_c.jpg

Home_topbar_c.jpg

244 ms

img_11.gif

img_11.gif

205 ms

img_04_what.gif

img_04_what.gif

248 ms

img_05_modules.gif

img_05_modules.gif

222 ms

img_14_video.gif

img_14_video.gif

426 ms

img_07_case.gif

img_07_case.gif

420 ms

img_13_workshop.gif

img_13_workshop.gif

488 ms

img_08_sponsors.gif

img_08_sponsors.gif

473 ms

img_09_about.gif

img_09_about.gif

472 ms

img_10_contact.gif

img_10_contact.gif

443 ms

title_Home.gif

title_Home.gif

695 ms

title_classroom.gif

title_classroom.gif

625 ms

classroom_top.gif

classroom_top.gif

654 ms

classroom_bkg.gif

classroom_bkg.gif

696 ms

icon.gif

icon.gif

648 ms

classroom_bttm.gif

classroom_bttm.gif

669 ms

title_sponsors.gif

title_sponsors.gif

827 ms

ime_mini.gif

ime_mini.gif

912 ms

wsu_mini.gif

wsu_mini.gif

881 ms

informs_mini.gif

informs_mini.gif

862 ms

nsa_mini.gif

nsa_mini.gif

921 ms

book_cover.jpg

book_cover.jpg

930 ms

title_casestudies.gif

title_casestudies.gif

1055 ms

case_u_of_m_nursing.gif

case_u_of_m_nursing.gif

1025 ms

case_bethlehem_steel.gif

case_bethlehem_steel.gif

1063 ms

case_more.gif

case_more.gif

1118 ms

hsor_PRINT.css

hsor_PRINT.css

195 ms

img_06_downloads_dn.gif

img_06_downloads_dn.gif

198 ms

img_07_case_dn.gif

img_07_case_dn.gif

236 ms

img_08_sponsors_dn.gif

img_08_sponsors_dn.gif

196 ms

img_09_about_dn.gif

img_09_about_dn.gif

197 ms

img_10_contact_dn.gif

img_10_contact_dn.gif

250 ms

img_04_what_dn.gif

img_04_what_dn.gif

218 ms

img_05_modules_dn.gif

img_05_modules_dn.gif

384 ms

img_12_home_dn.gif

img_12_home_dn.gif

430 ms

img_13_workshop_dn.gif

img_13_workshop_dn.gif

422 ms

img_14_video_dn.gif

img_14_video_dn.gif

430 ms

Accessibility Review

hsor.org accessibility score

50

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

hsor.org best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

hsor.org SEO score

58

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

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hsor.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Hsor.org main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

hsor.org

Open Graph description is not detected on the main page of HSOR. 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: