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chemshuttle.com screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

chemshuttle.com

ChemShuttle Your lab for organic synthesis

Page Load Speed

6.9 sec in total

First Response

367 ms

Resources Loaded

6.3 sec

Page Rendered

226 ms

chemshuttle.com screenshot

About Website

Visit chemshuttle.com now to see the best up-to-date Chem Shuttle content and also check out these interesting facts you probably never knew about chemshuttle.com

ChemShuttle’s management team combines expertise in synthetic/medicinal chemistry and business administration with proven record in contract research organization (CRO) management. Our team of highly ...

Visit chemshuttle.com

Key Findings

We analyzed Chemshuttle.com page load time and found that the first response time was 367 ms and then it took 6.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

chemshuttle.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value9.1 s

1/100

25%

SI (Speed Index)

Value7.4 s

27/100

10%

TBT (Total Blocking Time)

Value650 ms

46/100

30%

CLS (Cumulative Layout Shift)

Value0.072

96/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

chemshuttle.com

367 ms

www.chemshuttle.com

596 ms

css

31 ms

css

48 ms

jquery-ui.min.css

210 ms

Our browser made a total of 131 requests to load all elements on the main page. We found that 85% of them (111 requests) were addressed to the original Chemshuttle.com, 8% (11 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Chemshuttle.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.1 kB (70%)

Content Size

127.9 kB

After Optimization

37.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chemshuttle.com main page is 127.9 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. 60% of websites need less resources to load. HTML takes 96.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 84.3 kB

  • Original 96.1 kB
  • After minification 70.4 kB
  • After compression 11.8 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 25.7 kB, which is 27% 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 84.3 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 10.9 kB
  • After minification 10.9 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. Chem Shuttle images are well optimized though.

JavaScript Optimization

-28%

Potential reduce by 3.5 kB

  • Original 12.4 kB
  • After minification 12.1 kB
  • After compression 8.9 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 3.5 kB or 28% of the original size.

CSS Optimization

-26%

Potential reduce by 2.2 kB

  • Original 8.5 kB
  • After minification 8.2 kB
  • After compression 6.3 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. Chemshuttle.com needs all CSS files to be minified and compressed as it can save up to 2.2 kB or 26% of the original size.

Requests Breakdown

Number of requests can be reduced by 71 (61%)

Requests Now

117

After Optimization

46

  • Images
  • JavaScript
  • CSS

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chem Shuttle. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 39 to 1 for JavaScripts and from 34 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chemshuttle.com

chemshuttle.com

367 ms

www.chemshuttle.com

www.chemshuttle.com

596 ms

css

css

31 ms

css

css

48 ms

jquery-ui.min.css

jquery-ui.min.css

210 ms

ajaxaddto.css

ajaxaddto.css

212 ms

etalage.css

etalage.css

213 ms

bootstrap.min.css

bootstrap.min.css

218 ms

bootstrap-theme.min.css

bootstrap-theme.min.css

217 ms

owl.carousel.css

owl.carousel.css

216 ms

owl.theme.css

owl.theme.css

416 ms

owl.transitions.css

owl.transitions.css

422 ms

selectbox.css

selectbox.css

420 ms

widgets.css

widgets.css

430 ms

configurableswatches.css

configurableswatches.css

426 ms

cookiecompliance.css

cookiecompliance.css

430 ms

cookie_additional_style.css

cookie_additional_style.css

629 ms

cookieconsent.min.css

cookieconsent.min.css

629 ms

jquery.fancybox.css

jquery.fancybox.css

633 ms

style.css

style.css

634 ms

catalogcategorysearch.css

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642 ms

style.css

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648 ms

style.css

style.css

841 ms

styles.css

styles.css

840 ms

animate.css

animate.css

844 ms

porto.css

porto.css

846 ms

animation.css

animation.css

849 ms

local.css

local.css

1012 ms

responsive.css

responsive.css

1050 ms

design_default.css

design_default.css

1048 ms

settings_default.css

settings_default.css

1054 ms

custom.css

custom.css

1055 ms

font-awesome.min.css

font-awesome.min.css

1062 ms

megamenu.css

megamenu.css

1220 ms

megamenu_responsive.css

megamenu_responsive.css

1256 ms

prototype.js

prototype.js

1338 ms

ccard.js

ccard.js

1261 ms

validation.js

validation.js

1265 ms

builder.js

builder.js

1265 ms

seal.js

seal.js

89 ms

gmogs_image_90-35_en_black.js

gmogs_image_90-35_en_black.js

30 ms

effects.js

effects.js

1422 ms

dragdrop.js

dragdrop.js

1259 ms

controls.js

controls.js

1264 ms

slider.js

slider.js

1275 ms

js.js

js.js

1271 ms

form.js

form.js

1338 ms

menu.js

menu.js

1426 ms

translate.js

translate.js

1270 ms

cookies.js

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1269 ms

cookieconsent.min.js

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1284 ms

jquery-1.11.3.min.js

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1354 ms

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1337 ms

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1432 ms

jquery-ui.min.js

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1409 ms

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1275 ms

ajaxaddto.js

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1287 ms

jquery.etalage.min.js

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1354 ms

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1342 ms

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1424 ms

jquery.selectbox.js

jquery.selectbox.js

1284 ms

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jquery.stellar.min.js

1293 ms

jquery.parallax.js

jquery.parallax.js

1348 ms

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jquery.cookie.js

1352 ms

owl.carousel.min.js

owl.carousel.min.js

1401 ms

bootstrap.min.js

bootstrap.min.js

1263 ms

imagesloaded.js

imagesloaded.js

1279 ms

app.js

app.js

1294 ms

twitterfetcher.js

twitterfetcher.js

1344 ms

wow.min.js

wow.min.js

1358 ms

porto.js

porto.js

1404 ms

megamenu.js

megamenu.js

1275 ms

gs_noscript_90-35_en.gif

gs_noscript_90-35_en.gif

42 ms

logo_white_plus.png

logo_white_plus.png

309 ms

livechat.png

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312 ms

chemists.jpg

chemists.jpg

529 ms

Untitled-1.jpg

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455 ms

SH_lab.jpg

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528 ms

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668 ms

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518 ms

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525 ms

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1147 ms

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886 ms

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2031 ms

img1.jpg

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2175 ms

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744 ms

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884 ms

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954 ms

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2014 ms

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2155 ms

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2161 ms

secure90x72.gif

secure90x72.gif

65 ms

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64 ms

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206 ms

tracking.js

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140 ms

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85 ms

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246 ms

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1921 ms

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1935 ms

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1793 ms

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1855 ms

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1848 ms

rating-bar.png

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1868 ms

print.css

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111 ms

Accessibility Review

chemshuttle.com accessibility score

88

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

chemshuttle.com 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

chemshuttle.com SEO score

82

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 Chemshuttle.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 Chemshuttle.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

chemshuttle.com

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