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labs.psu.edu screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

labs.psu.edu

Penn State Labs | Find a computer lab, view lab hours, and check availability.

Page Load Speed

1.4 sec in total

First Response

14 ms

Resources Loaded

719 ms

Page Rendered

666 ms

labs.psu.edu screenshot

About Website

Visit labs.psu.edu now to see the best up-to-date Labs Psu content for United States and also check out these interesting facts you probably never knew about labs.psu.edu

Visit labs.psu.edu

Key Findings

We analyzed Labs.psu.edu page load time and found that the first response time was 14 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

labs.psu.edu performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value530 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.343

32/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

labs.psu.edu

14 ms

labs.psu.edu

42 ms

wpa-style.css

7 ms

responsive.dataTables.min.css

48 ms

default.css

48 ms

Our browser made a total of 78 requests to load all elements on the main page. We found that 27% of them (21 requests) were addressed to the original Labs.psu.edu, 62% (48 requests) were made to Fonts.gstatic.com and 9% (7 requests) were made to Bpb-us-e1.wpmucdn.com. The less responsive or slowest element that took the longest time to load (321 ms) relates to the external source Googletagmanager.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 158.9 kB (11%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Labs.psu.edu main page is 1.5 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. Only a small number of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 93.4 kB

  • Original 113.7 kB
  • After minification 109.9 kB
  • After compression 20.3 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 93.4 kB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 1.1 MB
  • After minification 1.1 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. Labs Psu images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 34.1 kB

  • Original 207.3 kB
  • After minification 207.3 kB
  • After compression 173.2 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 34.1 kB or 16% of the original size.

CSS Optimization

-27%

Potential reduce by 31.4 kB

  • Original 116.5 kB
  • After minification 116.5 kB
  • After compression 85.1 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. Labs.psu.edu needs all CSS files to be minified and compressed as it can save up to 31.4 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (65%)

Requests Now

26

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Labs Psu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

labs.psu.edu

labs.psu.edu

14 ms

labs.psu.edu

labs.psu.edu

42 ms

wpa-style.css

wpa-style.css

7 ms

responsive.dataTables.min.css

responsive.dataTables.min.css

48 ms

default.css

default.css

48 ms

style-static.min.css

style-static.min.css

61 ms

style.css

style.css

51 ms

tablepress-responsive-flip.min.css

tablepress-responsive-flip.min.css

50 ms

js

js

268 ms

js

js

321 ms

jquery.min.js

jquery.min.js

57 ms

jquery-migrate.min.js

jquery-migrate.min.js

50 ms

front.js

front.js

51 ms

scripts.min.js

scripts.min.js

89 ms

frontend-bundle.min.js

frontend-bundle.min.js

53 ms

common.js

common.js

89 ms

wp-accessibility.js

wp-accessibility.js

88 ms

longdesc.button.js

longdesc.button.js

89 ms

da11y.js

da11y.js

89 ms

jquery.fitvids.js

jquery.fitvids.js

154 ms

sticky-elements.js

sticky-elements.js

154 ms

style.css

style.css

41 ms

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265 ms

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270 ms

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269 ms

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268 ms

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271 ms

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267 ms

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269 ms

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313 ms

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315 ms

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314 ms

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316 ms

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315 ms

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315 ms

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316 ms

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317 ms

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317 ms

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317 ms

font

font

318 ms

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319 ms

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317 ms

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321 ms

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321 ms

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321 ms

psu-mark-footer.png

psu-mark-footer.png

96 ms

we-are-penn-state.svg

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96 ms

Penn-State-Mark.png

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68 ms

GreaterAlleghenySpring2019-1.jpg

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72 ms

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forms_trans_img.png

49 ms

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77 ms

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83 ms

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74 ms

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70 ms

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70 ms

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67 ms

Accessibility Review

labs.psu.edu accessibility score

95

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

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.

Best Practices

labs.psu.edu best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

labs.psu.edu SEO score

91

Search Engine Optimization Advices

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 Labs.psu.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 Labs.psu.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

labs.psu.edu

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