Access seal-analytical.com. Seal Analytical - World Leader in Segmented Flow and Discrete Analyzer Technology

name

value

score

weighting

FCP (First Contentful Paint)

Value18.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value27.0 s

0/100

25%

SI (Speed Index)

Value53.4 s

0/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.588

11/100

15%

TTI (Time to Interactive)

Value77.8 s

0/100

10%

seal-analytical.com

140 ms

www.seal-analytical.com

964 ms

default.css

120 ms

module.css

91 ms

module.css

132 ms

Our browser made a total of 129 requests to load all elements on the main page. We found that 92% of them (119 requests) were addressed to the original Seal-analytical.com, 2% (2 requests) were made to Maxcdn.bootstrapcdn.com and 2% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (964 ms) belongs to the original domain Seal-analytical.com.

Content Size

28.6 MB

After Optimization

23.4 MB

In fact, the total size of Seal-analytical.com main page is 28.6 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. Only a small number of websites need less resources to load. Images take 24.8 MB which makes up the majority of the site volume.

HTML Optimization

-65%

Potential reduce by 216.5 kB

Original 333.7 kB
After minification 293.3 kB
After compression 117.2 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. This page needs HTML code to be minified as it can gain 40.3 kB, which is 12% 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 216.5 kB or 65% of the original size.

Image Optimization

-9%

Potential reduce by 2.2 MB

Original 24.8 MB
After minification 22.5 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. Seal Analytical images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 1.2 MB

Original 1.8 MB
After minification 1.5 MB
After compression 520.2 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 1.2 MB or 70% of the original size.

CSS Optimization

-88%

Potential reduce by 1.5 MB

Original 1.7 MB
After minification 1.4 MB
After compression 201.1 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. Seal-analytical.com needs all CSS files to be minified and compressed as it can save up to 1.5 MB or 88% of the original size.

Requests Now

124

After Optimization

The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seal Analytical. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 29 to 1 for JavaScripts and from 37 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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 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 Seal-analytical.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 Seal-analytical.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

seal-analytical.com

Open Graph description is not detected on the main page of Seal Analytical. 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

Seal Analytical - World Leader in Segmented Flow and Discrete Analyzer Technology

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)

Network Requests Diagram

seal-analytical.com

www.seal-analytical.com

default.css

module.css

module.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

seal-analytical.com

www.seal-analytical.com

default.css

module.css

module.css

SearchSkinObjectPreview.css

skin.css

HomePage38.css

container.css

portal.css

css

Style.css

Style.css

lightbox.css

font-icon.css

Style.css

images.css

jquery.mmenu.css

jquery.js

jquery-migrate.js

jquery-ui.js

knockout.js

lftracker_v1_9k315xMm6zAxlB0m.js

WebResource.axd

ScriptResource.axd

ScriptResource.axd

dnn.js

dnn.modalpopup.js

mobile-detect.min.js

lightbox.js

jquery.tmpl.min.js

jquery.themepunch.revolution.merge.js

jquery.PostService.js

jquery.cookie.js

responsivetab.min.js

slick.min.js

dnncore.js

dnngo-ThemePlugin.js

font-awesome.min.css

SearchSkinObjectPreview.js

dnn.servicesframework.js

cycle.js

script.js