Tools & Wizards About Us
cse.lehigh.edu screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

cse.lehigh.edu

Computer Science & Engineering | P.C. Rossin College of Engineering & Applied Science

Page Load Speed

2.1 sec in total

First Response

46 ms

Resources Loaded

1.7 sec

Page Rendered

384 ms

cse.lehigh.edu screenshot

About Website

Welcome to cse.lehigh.edu homepage info - get ready to check Cse Lehigh best content for United States right away, or after learning these important things about cse.lehigh.edu

Lehigh bursts onto the blockchain scene. | READ MORE >> Computer Science and Engineering is at the core of the information age. The explosion of data brought about in the last two decades by the revol...

Visit cse.lehigh.edu

Key Findings

We analyzed Cse.lehigh.edu page load time and found that the first response time was 46 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

cse.lehigh.edu performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value35.2 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value3,820 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.382

27/100

15%

TTI (Time to Interactive)

Value30.5 s

0/100

10%

Network Requests Diagram

cse.lehigh.edu

46 ms

www.cse.lehigh.edu

84 ms

cse

80 ms

css_kShW4RPmRstZ3SpIC-ZvVGNFVAi0WEMuCnI0ZkYIaFw.css

15 ms

css_FiW89SDHVF31YDLjL9hrhne2dSYqdRXd2QpBqnrKFX4.css

28 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Cse.lehigh.edu, 58% (35 requests) were made to Engineering.lehigh.edu and 8% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (950 ms) relates to the external source App.heyhalda.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 472.6 kB (12%)

Content Size

3.8 MB

After Optimization

3.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cse.lehigh.edu main page is 3.8 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. 75% 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 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 31.2 kB

  • Original 41.2 kB
  • After minification 37.8 kB
  • After compression 10.0 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 31.2 kB or 76% of the original size.

Image Optimization

-12%

Potential reduce by 395.9 kB

  • Original 3.4 MB
  • After minification 3.0 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. Obviously, Cse Lehigh needs image optimization as it can save up to 395.9 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 45.3 kB

  • Original 284.4 kB
  • After minification 284.1 kB
  • After compression 239.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 45.3 kB or 16% of the original size.

CSS Optimization

-0%

Potential reduce by 85 B

  • Original 101.3 kB
  • After minification 101.3 kB
  • After compression 101.2 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. Cse.lehigh.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 21 (46%)

Requests Now

46

After Optimization

25

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cse 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 18 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cse.lehigh.edu

cse.lehigh.edu

46 ms

www.cse.lehigh.edu

www.cse.lehigh.edu

84 ms

cse

cse

80 ms

css_kShW4RPmRstZ3SpIC-ZvVGNFVAi0WEMuCnI0ZkYIaFw.css

css_kShW4RPmRstZ3SpIC-ZvVGNFVAi0WEMuCnI0ZkYIaFw.css

15 ms

css_FiW89SDHVF31YDLjL9hrhne2dSYqdRXd2QpBqnrKFX4.css

css_FiW89SDHVF31YDLjL9hrhne2dSYqdRXd2QpBqnrKFX4.css

28 ms

css_5WDlxu_QlOGoVyefFijq4O-kYzpQW8Msxea_34cJjH0.css

css_5WDlxu_QlOGoVyefFijq4O-kYzpQW8Msxea_34cJjH0.css

47 ms

css_JufHKVqcGuQJQc5DNWZxBO5wAmrbZFg7-gTaQKSk3yo.css

css_JufHKVqcGuQJQc5DNWZxBO5wAmrbZFg7-gTaQKSk3yo.css

57 ms

js_s7yA-hwRxnKty__ED6DuqmTMKG39xvpRyrtyCrbWH4M.js

js_s7yA-hwRxnKty__ED6DuqmTMKG39xvpRyrtyCrbWH4M.js

81 ms

js_TVTqjz8JHRb2KK9hlzuk0YsjzD013dKyYX_OTz-2VXU.js

js_TVTqjz8JHRb2KK9hlzuk0YsjzD013dKyYX_OTz-2VXU.js

43 ms

js_JYweCdbwQOPHwJWRVqtP5OAUBAHpuLuVXOCCNlBcfKg.js

js_JYweCdbwQOPHwJWRVqtP5OAUBAHpuLuVXOCCNlBcfKg.js

43 ms

js_tSTj4bjl21jlbcr7fbTrbj4i4vIkHv27c5y6Q8kWTOc.js

js_tSTj4bjl21jlbcr7fbTrbj4i4vIkHv27c5y6Q8kWTOc.js

43 ms

js_eJtYcoxT-JPvb1Lu54uyzb0cEJaP6jcnHWpOdunr-aI.js

js_eJtYcoxT-JPvb1Lu54uyzb0cEJaP6jcnHWpOdunr-aI.js

75 ms

ckuoirtne000w08y23tgzuzb7.js

ckuoirtne000w08y23tgzuzb7.js

950 ms

75 ms

lu-footer-min.js

lu-footer-min.js

113 ms

js_ezKd5al738mgURN7tP6p7y3dcKxn1Glhd-Te9rd3gE8.js

js_ezKd5al738mgURN7tP6p7y3dcKxn1Glhd-Te9rd3gE8.js

74 ms

gtm.js

gtm.js

129 ms

Ny5riKtmIsE

Ny5riKtmIsE

182 ms

cse_banner_diamonds.svg

cse_banner_diamonds.svg

73 ms

lehigh-white-logo.svg

lehigh-white-logo.svg

80 ms

cse_banner-diamond-left.svg

cse_banner-diamond-left.svg

77 ms

cse_banner-diamond-right.svg

cse_banner-diamond-right.svg

78 ms

1_1.png

1_1.png

199 ms

cse_btn_arrow.svg

cse_btn_arrow.svg

74 ms

2_0.png

2_0.png

543 ms

cse-student-slider-aug23.jpg

cse-student-slider-aug23.jpg

143 ms

4_0.png

4_0.png

180 ms

D-Salda%C3%B1a_S-Bhattacharya.jpg

D-Salda%C3%B1a_S-Bhattacharya.jpg

92 ms

resolve-spring-2024-cover_0_0.jpg

resolve-spring-2024-cover_0_0.jpg

91 ms

rossin-awards-24-RC%20%281%29.jpg

rossin-awards-24-RC%20%281%29.jpg

104 ms

cse-faculty-search.jpg

cse-faculty-search.jpg

142 ms

eng-gr-calendly-sidebar-promo-spear.jpg

eng-gr-calendly-sidebar-promo-spear.jpg

176 ms

lehigh-brown-logo.svg

lehigh-brown-logo.svg

177 ms

WorkSans-Medium.ttf

WorkSans-Medium.ttf

127 ms

WorkSans-Regular.ttf

WorkSans-Regular.ttf

176 ms

WorkSans-Light.ttf

WorkSans-Light.ttf

182 ms

WorkSans-SemiBold.ttf

WorkSans-SemiBold.ttf

181 ms

WorkSans-Bold.ttf

WorkSans-Bold.ttf

181 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

181 ms

FranklinGothic_Demi.ttf

FranklinGothic_Demi.ttf

483 ms

FranklinGothic_Heavy.ttf

FranklinGothic_Heavy.ttf

485 ms

FranklinGothic_Medium.ttf

FranklinGothic_Medium.ttf

484 ms

js

js

101 ms

analytics.js

analytics.js

72 ms

insight.min.js

insight.min.js

373 ms

www-player.css

www-player.css

34 ms

www-embed-player.js

www-embed-player.js

62 ms

base.js

base.js

368 ms

collect

collect

570 ms

ad_status.js

ad_status.js

190 ms

LvMrC3vzHFP8SzxjvqNWRksbkOPiJTf11ILX4Pq8Ybc.js

LvMrC3vzHFP8SzxjvqNWRksbkOPiJTf11ILX4Pq8Ybc.js

115 ms

embed.js

embed.js

36 ms

insight_tag_errors.gif

insight_tag_errors.gif

335 ms

collect

collect

49 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

133 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

133 ms

Create

Create

127 ms

id

id

117 ms

ga-audiences

ga-audiences

130 ms

GenerateIT

GenerateIT

12 ms

Accessibility Review

cse.lehigh.edu accessibility score

90

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

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

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

cse.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

High

Missing source maps for large first-party JavaScript

SEO Factors

cse.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 Cse.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 Cse.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

cse.lehigh.edu

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