Tools & Wizards About Us

Report Summary

  • 10

    Performance

    Renders faster than
    23% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ise.lehigh.edu

Industrial and Systems Engineering | P.C. Rossin College of Engineering & Applied Science

Page Load Speed

1.2 sec in total

First Response

49 ms

Resources Loaded

717 ms

Page Rendered

478 ms

About Website

Click here to check amazing Ise Lehigh content for United States. Otherwise, check out these important facts you probably never knew about ise.lehigh.edu

Industrial and Systems Engineering is the engineering of decision-making. Our tools can be applied throughout business, science, engineering, and beyond, in both the private and public sectors. Indust...

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Key Findings

We analyzed Ise.lehigh.edu page load time and found that the first response time was 49 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

ise.lehigh.edu performance score

10

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value17.2 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value2,570 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.708

7/100

15%

TTI (Time to Interactive)

Value29.8 s

0/100

10%

Network Requests Diagram

ise.lehigh.edu

49 ms

ise

27 ms

system.base.css

18 ms

system.messages.css

32 ms

system.theme.css

46 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ise.lehigh.edu, 88% (67 requests) were made to Engineering.lehigh.edu and 4% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (378 ms) relates to the external source App.heyhalda.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 868.5 kB (17%)

Content Size

5.0 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ise.lehigh.edu main page is 5.0 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 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 49.8 kB

  • Original 63.0 kB
  • After minification 59.0 kB
  • After compression 13.2 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 49.8 kB or 79% of the original size.

Image Optimization

-16%

Potential reduce by 789.5 kB

  • Original 4.8 MB
  • After minification 4.1 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. Obviously, Ise Lehigh needs image optimization as it can save up to 789.5 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-20%

Potential reduce by 14.2 kB

  • Original 72.7 kB
  • After minification 71.0 kB
  • After compression 58.5 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 14.2 kB or 20% of the original size.

CSS Optimization

-25%

Potential reduce by 15.0 kB

  • Original 61.1 kB
  • After minification 61.1 kB
  • After compression 46.1 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. Ise.lehigh.edu needs all CSS files to be minified and compressed as it can save up to 15.0 kB or 25% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (64%)

Requests Now

64

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ise Lehigh. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ise.lehigh.edu accessibility score

97

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-hidden="true"] elements contain focusable descendents

Best Practices

ise.lehigh.edu best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

ise.lehigh.edu SEO score

92

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

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

High

Tap targets are not sized appropriately

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 Ise.lehigh.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 Ise.lehigh.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.

Social Sharing Optimization

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