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princetoncryo.com screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

princetoncryo.com

PrincetonCryo | Cryogenic Equipment and Storage Systems

Page Load Speed

4.2 sec in total

First Response

372 ms

Resources Loaded

3.3 sec

Page Rendered

601 ms

princetoncryo.com screenshot

About Website

Click here to check amazing Princeton Cryo content. Otherwise, check out these important facts you probably never knew about princetoncryo.com

PrincetonCryo is the leading supplier of cryogenic supplies, equipment and storage systems throughout the US and Canada with over 30 years in the industry. Unparalleled customer service.

Visit princetoncryo.com

Key Findings

We analyzed Princetoncryo.com page load time and found that the first response time was 372 ms and then it took 3.9 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

princetoncryo.com performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

17/100

10%

LCP (Largest Contentful Paint)

Value16.3 s

0/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value19.1 s

3/100

10%

Network Requests Diagram

372 ms

74986faa08b576c93fa8281e104324e9.min.css

244 ms

styles-l.min.css

235 ms

css

43 ms

css

59 ms

Our browser made a total of 177 requests to load all elements on the main page. We found that 86% of them (153 requests) were addressed to the original Princetoncryo.com, 6% (11 requests) were made to Fonts.gstatic.com and 2% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (463 ms) belongs to the original domain Princetoncryo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 672.3 kB (31%)

Content Size

2.2 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Princetoncryo.com main page is 2.2 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 134.2 kB

  • Original 155.5 kB
  • After minification 153.5 kB
  • After compression 21.3 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 134.2 kB or 86% of the original size.

Image Optimization

-35%

Potential reduce by 514.4 kB

  • Original 1.5 MB
  • After minification 967.3 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. Obviously, Princeton Cryo needs image optimization as it can save up to 514.4 kB or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-6%

Potential reduce by 21.1 kB

  • Original 384.2 kB
  • After minification 383.4 kB
  • After compression 363.1 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.

CSS Optimization

-2%

Potential reduce by 2.6 kB

  • Original 142.1 kB
  • After minification 142.1 kB
  • After compression 139.4 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. Princetoncryo.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 130 (83%)

Requests Now

157

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 157 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Princeton Cryo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 118 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

372 ms

74986faa08b576c93fa8281e104324e9.min.css

74986faa08b576c93fa8281e104324e9.min.css

244 ms

styles-l.min.css

styles-l.min.css

235 ms

css

css

43 ms

css

css

59 ms

css

css

63 ms

css

css

66 ms

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bootstrap.optimized.min.css

219 ms

animate.optimized.css

animate.optimized.css

220 ms

type1.css

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custom.css

custom.css

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design_default.css

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settings_default.css

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362 ms

js

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148 ms

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149 ms

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148 ms

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50 ms

approve_plugin.js

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123 ms

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197 ms

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269 ms

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Accessibility Review

princetoncryo.com accessibility score

85

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

[role]s do not have all required [aria-*] attributes

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.

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

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

princetoncryo.com best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

princetoncryo.com SEO score

89

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

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 Princetoncryo.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 Princetoncryo.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

princetoncryo.com

Open Graph description is not detected on the main page of Princeton Cryo. 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: