Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

uat-www.cellsignal.com

Antibodies, Reagents, Proteomics, Kits and Consumables | Cell Signaling Technology

Page Load Speed

4.9 sec in total

First Response

479 ms

Resources Loaded

4 sec

Page Rendered

422 ms

uat-www.cellsignal.com screenshot

About Website

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Key Findings

We analyzed Uat-www.cellsignal.com page load time and found that the first response time was 479 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

uat-www.cellsignal.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value5.8 s

49/100

10%

TBT (Total Blocking Time)

Value1,310 ms

18/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.2 s

20/100

10%

Network Requests Diagram

uat-www.cellsignal.com

479 ms

gtm.js

155 ms

vendor.min.css

821 ms

common.min.css

950 ms

home.min.css

948 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 8% of them (3 requests) were addressed to the original Uat-www.cellsignal.com, 44% (17 requests) were made to Origin-media.cellsignal.com and 15% (6 requests) were made to Media.cellsignal.com. The less responsive or slowest element that took the longest time to load (2.2 sec) relates to the external source Origin-media.cellsignal.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 51.2 kB (9%)

Content Size

574.9 kB

After Optimization

523.7 kB

In fact, the total size of Uat-www.cellsignal.com main page is 574.9 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. 80% 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 474.8 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 50.3 kB

  • Original 65.6 kB
  • After minification 65.6 kB
  • After compression 15.4 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 50.3 kB or 77% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 474.8 kB
  • After minification 474.8 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. Uat Www Cell Signal images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 944 B

  • Original 34.5 kB
  • After minification 34.5 kB
  • After compression 33.5 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 17 (50%)

Requests Now

34

After Optimization

17

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uat Www Cell Signal. 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 as a result speed up the page load time.

Accessibility Review

uat-www.cellsignal.com accessibility score

73

Accessibility Issues

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

Buttons do not have an accessible name

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.

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 IDs are not unique

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

uat-www.cellsignal.com 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

High

Page has valid source maps

SEO Factors

uat-www.cellsignal.com SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

High

Page is blocked from indexing

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

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 Uat-www.cellsignal.com 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 Uat-www.cellsignal.com 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 Uat Www Cell Signal. 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: