Tools & Wizards About Us

Report Summary

  • 61

    Performance

    Renders faster than
    76% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

pathology.med.upenn.edu

University of Pennsylvania | Pathology and Laboratory Medicine

Page Load Speed

849 ms in total

First Response

41 ms

Resources Loaded

583 ms

Page Rendered

225 ms

About Website

Visit pathology.med.upenn.edu now to see the best up-to-date Pathology Med Upenn content for United States and also check out these interesting facts you probably never knew about pathology.med.upenn.edu

Pathology and Laboratory Medicine at the University of Pennsylvania offers education, clinical services, and research in AP, CP, Experimental Pathology, Precision Diagnostics, Transfusion Medicine and...

Visit pathology.med.upenn.edu

Key Findings

We analyzed Pathology.med.upenn.edu page load time and found that the first response time was 41 ms and then it took 808 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

pathology.med.upenn.edu performance score

61

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

11/100

25%

SI (Speed Index)

Value4.3 s

76/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.126

83/100

15%

TTI (Time to Interactive)

Value5.9 s

66/100

10%

Network Requests Diagram

pathology.med.upenn.edu

41 ms

pathology.med.upenn.edu

124 ms

system.base.css

18 ms

system.menus.css

31 ms

system.messages.css

35 ms

Our browser made a total of 66 requests to load all elements on the main page. We found that 91% of them (60 requests) were addressed to the original Pathology.med.upenn.edu, 5% (3 requests) were made to Use.typekit.net and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (160 ms) belongs to the original domain Pathology.med.upenn.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 175.1 kB (26%)

Content Size

681.5 kB

After Optimization

506.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pathology.med.upenn.edu main page is 681.5 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. 40% of websites need less resources to load. Images take 420.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 45.4 kB

  • Original 54.3 kB
  • After minification 48.1 kB
  • After compression 8.8 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. This page needs HTML code to be minified as it can gain 6.2 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 45.4 kB or 84% of the original size.

Image Optimization

-8%

Potential reduce by 32.6 kB

  • Original 420.1 kB
  • After minification 387.5 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. Pathology Med Upenn images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 18.1 kB

  • Original 108.5 kB
  • After minification 108.5 kB
  • After compression 90.4 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 18.1 kB or 17% of the original size.

CSS Optimization

-80%

Potential reduce by 79.0 kB

  • Original 98.7 kB
  • After minification 89.2 kB
  • After compression 19.7 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. Pathology.med.upenn.edu needs all CSS files to be minified and compressed as it can save up to 79.0 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 25 (43%)

Requests Now

58

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pathology Med Upenn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

pathology.med.upenn.edu accessibility score

73

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

Form elements do not have associated labels

High

Links do not have a discernible name

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>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

pathology.med.upenn.edu 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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

pathology.med.upenn.edu SEO score

84

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

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 Pathology.med.upenn.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 Pathology.med.upenn.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 description is not detected on the main page of Pathology Med Upenn. 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: