Tools & Wizards About Us
sentinalco.com screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

sentinalco.com

Sentinalco, international supplier of denatonium benzoate, bitterants and denaturants

Page Load Speed

2.7 sec in total

First Response

178 ms

Resources Loaded

2.4 sec

Page Rendered

96 ms

sentinalco.com screenshot

About Website

Visit sentinalco.com now to see the best up-to-date Sentinalco content for United States and also check out these interesting facts you probably never knew about sentinalco.com

For a long time now, Sentinalco produces and sells Denatonium benzoate, bittering agents and ethanol / alcohol denaturants.With this expertise, Sentinalco is also able to provide you with customised s...

Visit sentinalco.com

Key Findings

We analyzed Sentinalco.com page load time and found that the first response time was 178 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

sentinalco.com performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value10.9 s

0/100

25%

SI (Speed Index)

Value8.8 s

15/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value10.9 s

21/100

10%

Network Requests Diagram

sentinalco.com

178 ms

www.sentinalco.com

482 ms

site-new_admin.css

86 ms

layer1-xdynamicwebupdate.php

180 ms

layer1-dwu-xmenus.php

255 ms

Our browser made a total of 71 requests to load all elements on the main page. We found that 89% of them (63 requests) were addressed to the original Sentinalco.com, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (816 ms) belongs to the original domain Sentinalco.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 58.6 kB (6%)

Content Size

1.0 MB

After Optimization

961.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sentinalco.com main page is 1.0 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. 40% of websites need less resources to load. Images take 924.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 13.7 kB

  • Original 18.0 kB
  • After minification 16.7 kB
  • After compression 4.2 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 13.7 kB or 76% of the original size.

Image Optimization

-3%

Potential reduce by 28.6 kB

  • Original 924.2 kB
  • After minification 895.6 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. Sentinalco images are well optimized though.

JavaScript Optimization

-21%

Potential reduce by 11.2 kB

  • Original 53.7 kB
  • After minification 53.6 kB
  • After compression 42.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 11.2 kB or 21% of the original size.

CSS Optimization

-22%

Potential reduce by 5.1 kB

  • Original 23.8 kB
  • After minification 23.8 kB
  • After compression 18.6 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. Sentinalco.com needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (75%)

Requests Now

65

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sentinalco. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sentinalco.com

sentinalco.com

178 ms

www.sentinalco.com

www.sentinalco.com

482 ms

site-new_admin.css

site-new_admin.css

86 ms

layer1-xdynamicwebupdate.php

layer1-xdynamicwebupdate.php

180 ms

layer1-dwu-xmenus.php

layer1-dwu-xmenus.php

255 ms

layer1-dwu-xcontent.php

layer1-dwu-xcontent.php

254 ms

layer1-dwu-xform.php

layer1-dwu-xform.php

275 ms

layer1-dwu-produits.php

layer1-dwu-produits.php

346 ms

css

css

33 ms

font-awesome.min.css

font-awesome.min.css

334 ms

layer1-dwu-specific.php

layer1-dwu-specific.php

368 ms

layer1-responsive.php

layer1-responsive.php

426 ms

layer1-dwu-sliders.css

layer1-dwu-sliders.css

425 ms

cal_admin.css

cal_admin.css

451 ms

calendar-win2k-cold-1.css

calendar-win2k-cold-1.css

489 ms

fg.menu.css

fg.menu.css

504 ms

ui.all.css

ui.all.css

505 ms

ant_ddmen_styles.css

ant_ddmen_styles.css

534 ms

antalys_base_functions.js

antalys_base_functions.js

571 ms

swfobject.js

swfobject.js

583 ms

jquery-latest.min.js

jquery-latest.min.js

17 ms

md5.js

md5.js

584 ms

antalys.js

antalys.js

616 ms

antalys-check.js

antalys-check.js

651 ms

antalys2.js

antalys2.js

662 ms

antalys_jv_misc.php

antalys_jv_misc.php

688 ms

jquery.sliders.min.js

jquery.sliders.min.js

698 ms

calendar.js

calendar.js

735 ms

calendar-english.js

calendar-english.js

742 ms

calendar-setup.js

calendar-setup.js

768 ms

ant_ddmen_script.js

ant_ddmen_script.js

781 ms

sliding_langues.js

sliding_langues.js

816 ms

ui.base.css

ui.base.css

320 ms

ui.theme.css

ui.theme.css

346 ms

ui.core.css

ui.core.css

84 ms

ui.resizable.css

ui.resizable.css

82 ms

ui.accordion.css

ui.accordion.css

81 ms

ui.dialog.css

ui.dialog.css

106 ms

ui.slider.css

ui.slider.css

161 ms

ui.tabs.css

ui.tabs.css

163 ms

ui.datepicker.css

ui.datepicker.css

167 ms

ui.progressbar.css

ui.progressbar.css

185 ms

flag_english.png

flag_english.png

90 ms

fleche_langues.gif

fleche_langues.gif

89 ms

sentinalco.gif

sentinalco.gif

90 ms

sentinalco-6797.jpg

sentinalco-6797.jpg

320 ms

sentinalco-6783.jpg

sentinalco-6783.jpg

333 ms

sentinalco-6810.jpg

sentinalco-6810.jpg

328 ms

sentinalco-6816.jpg

sentinalco-6816.jpg

504 ms

sentinalco-6819.jpg

sentinalco-6819.jpg

566 ms

sentinlaco-transport.jpg

sentinlaco-transport.jpg

504 ms

arrow-prev.gif

arrow-prev.gif

413 ms

arrow-next.gif

arrow-next.gif

467 ms

sentinalco-footer.gif

sentinalco-footer.gif

557 ms

gtm.js

gtm.js

57 ms

trameHeaderHome.gif

trameHeaderHome.gif

492 ms

spacer.gif

spacer.gif

548 ms

bgSlogan.png

bgSlogan.png

559 ms

back-icone-grey.png

back-icone-grey.png

573 ms

bgMenu.png

bgMenu.png

574 ms

ed771a.gif

ed771a.gif

616 ms

bgFooter.png

bgFooter.png

625 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xo.woff

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyWyosBO5Xo.woff

29 ms

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpcBO5Xo.woff

ieVo2ZhZI2eCN5jzbjEETS9weq8-_d6T_POl0fRJeyVVpcBO5Xo.woff

30 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

609 ms

analytics.js

analytics.js

28 ms

sentinalco-6797.jpg

sentinalco-6797.jpg

682 ms

loading.gif

loading.gif

617 ms

pagination.png

pagination.png

615 ms

collect

collect

15 ms

js

js

49 ms

Accessibility Review

sentinalco.com accessibility score

71

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Best Practices

sentinalco.com best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

sentinalco.com SEO score

85

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

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sentinalco.com 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 Sentinalco.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sentinalco.com

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