Tools & Wizards About Us
scifinder.cas.org screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 42% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

scifinder.cas.org

SciFinder® Login

Page Load Speed

1.2 sec in total

First Response

47 ms

Resources Loaded

1 sec

Page Rendered

126 ms

scifinder.cas.org screenshot

About Website

Visit scifinder.cas.org now to see the best up-to-date Sci Finder Cas content for China and also check out these interesting facts you probably never knew about scifinder.cas.org

Visit scifinder.cas.org

Key Findings

We analyzed Scifinder.cas.org page load time and found that the first response time was 47 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

scifinder.cas.org performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

84/100

25%

SI (Speed Index)

Value2.8 s

96/100

10%

TBT (Total Blocking Time)

Value1,390 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.043

99/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

Network Requests Diagram

scifinder

47 ms

29 ms

login

41 ms

common.css

7 ms

login.css

12 ms

Our browser made a total of 12 requests to load all elements on the main page. We found that 92% of them (11 requests) were addressed to the original Scifinder.cas.org, 8% (1 request) were made to Js-agent.newrelic.com. The less responsive or slowest element that took the longest time to load (297 ms) belongs to the original domain Scifinder.cas.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 423.0 kB (65%)

Content Size

647.6 kB

After Optimization

224.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Scifinder.cas.org main page is 647.6 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. Javascripts take 495.6 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 16.1 kB

  • Original 24.3 kB
  • After minification 23.0 kB
  • After compression 8.3 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 16.1 kB or 66% of the original size.

Image Optimization

-4%

Potential reduce by 1.3 kB

  • Original 31.5 kB
  • After minification 30.2 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. Sci Finder Cas images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 332.7 kB

  • Original 495.6 kB
  • After minification 489.3 kB
  • After compression 163.0 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 332.7 kB or 67% of the original size.

CSS Optimization

-76%

Potential reduce by 73.0 kB

  • Original 96.2 kB
  • After minification 95.1 kB
  • After compression 23.2 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. Scifinder.cas.org needs all CSS files to be minified and compressed as it can save up to 73.0 kB or 76% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sci Finder Cas. According to our analytics all requests are already optimized.

Network Requests Diagram

scifinder

scifinder

47 ms

29 ms

login

login

41 ms

common.css

common.css

7 ms

login.css

login.css

12 ms

dojoConfig.js

dojoConfig.js

23 ms

dojo.js

dojo.js

24 ms

signInLogo.png

signInLogo.png

297 ms

socialMedia.png

socialMedia.png

296 ms

blank.gif

blank.gif

6 ms

signin_img_5.jpg

signin_img_5.jpg

4 ms

nr-852.min.js

nr-852.min.js

109 ms

Accessibility Review

scifinder.cas.org accessibility score

75

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

Best Practices

scifinder.cas.org best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

scifinder.cas.org SEO score

81

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

Image elements do not have [alt] attributes

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Scifinder.cas.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Scifinder.cas.org 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

scifinder.cas.org

Open Graph description is not detected on the main page of Sci Finder Cas. 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: