Access sanlight.at. Welcome to SANlight: The experts inphotonics and semiconductor tech

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value12.8 s

0/100

25%

SI (Speed Index)

Value10.3 s

8/100

10%

TBT (Total Blocking Time)

Value2,090 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.3 s

7/100

10%

sanlight.at

405 ms

sanlight.at

389 ms

3604 ms

jquery.min.js

167 ms

jquery-migrate.min.js

262 ms

Our browser made a total of 122 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Sanlight.at, 90% (110 requests) were made to Sanlight.com and 2% (2 requests) were made to Tr-rc.lfeeder.com. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Sanlight.com.

Content Size

6.1 MB

After Optimization

4.9 MB

In fact, the total size of Sanlight.at main page is 6.1 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 4.4 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 1.2 MB

Original 1.4 MB
After minification 1.4 MB
After compression 256.6 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 1.2 MB or 82% of the original size.

Image Optimization

-0%

Potential reduce by 20.6 kB

Original 4.4 MB
After minification 4.4 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. SANlight images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 8.3 kB

Original 278.3 kB
After minification 278.3 kB
After compression 270.0 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. This website has mostly compressed JavaScripts.

Requests Now

117

After Optimization

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SANlight. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 62 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

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 Sanlight.at 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 Sanlight.at 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

Open Graph data is detected on the main page of SANlight. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: