Access ctc.com. Applied Scientific Research and Development

Report Summary

About Website

Click here to check amazing Ctc content for China. Otherwise, check out these important facts you probably never knew about ctc.com

Concurrent Technologies Corporation, is recognized as one of the top not-for-profit research and developers of comprehensive solutions in the areas of advanced engineering and manufacturing, informati...

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name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.22

57/100

15%

TTI (Time to Interactive)

Value8.2 s

41/100

10%

ctc.com

82 ms

www.ctc.com

158 ms

js

78 ms

gtm.js

148 ms

swiper.min.css

25 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 74% of them (64 requests) were addressed to the original Ctc.com, 6% (5 requests) were made to Google.com and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Ctc.com.

Content Size

3.5 MB

After Optimization

3.2 MB

In fact, the total size of Ctc.com main page is 3.5 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. 65% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 65.6 kB

Original 79.6 kB
After minification 67.3 kB
After compression 14.0 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. This page needs HTML code to be minified as it can gain 12.3 kB, which is 15% 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 65.6 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 117.6 kB

Original 2.9 MB
After minification 2.8 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. Ctc images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 33.8 kB

Original 368.2 kB
After minification 366.9 kB
After compression 334.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-48%

Potential reduce by 37.6 kB

Original 78.4 kB
After minification 65.9 kB
After compression 40.8 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. Ctc.com needs all CSS files to be minified and compressed as it can save up to 37.6 kB or 48% of the original size.

Requests Now

After Optimization

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ctc. 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 12 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

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/).

High

Document doesn't use 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 Ctc.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 Ctc.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

ctc.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Applied Scientific Research and Development | Concurrent Technologies Corporation

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)