Access nexlen.com. 頂尖國際科技及保安品牌經銷商 | NexLen International ltd.

Report Summary

About Website

Welcome to nexlen.com homepage info - get ready to check Nex Len best content right away, or after learning these important things about nexlen.com

NexLen International Ltd 代理多個頂尖國際科技及保安品牌，如Hikvision，Pelco，IndigoVision，Ekey，Ruijie，WatchGuard，Magnificent，Hartmann Tresore，ESG，Dea Security，Nemtek，Magos，AST等等，全面支援監控系統，門禁系統，周邊防禦措施，防盜防暴產品：保險箱，安防大門，安全玻璃...

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name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

51/100

10%

LCP (Largest Contentful Paint)

Value11.9 s

0/100

25%

SI (Speed Index)

Value6.7 s

37/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.7 s

5/100

10%

www.nexlen.com

61 ms

minified.js

36 ms

focus-within-polyfill.js

34 ms

polyfill.min.js

1101 ms

js

132 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nexlen.com, 63% (64 requests) were made to Static.wixstatic.com and 21% (21 requests) were made to Static.parastorage.com. The less responsive or slowest element that took the longest time to load (1.4 sec) relates to the external source Static.wixstatic.com.

Content Size

4.4 MB

After Optimization

3.6 MB

In fact, the total size of Nexlen.com main page is 4.4 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. 60% of websites need less resources to load. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 794.1 kB

Original 954.0 kB
After minification 952.1 kB
After compression 160.0 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 794.1 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 22.5 kB

Original 3.2 MB
After minification 3.2 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. Nex Len images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 48.1 kB

Original 292.8 kB
After minification 292.8 kB
After compression 244.7 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 48.1 kB or 16% of the original size.

Requests Now

After Optimization

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nex Len. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

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

Language and Encoding

Language Detected

ZH
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nexlen.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it does not match the claimed English language. Our system also found out that Nexlen.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

nexlen.com

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

Report Summary

Performance

Accessibility

Best Practices

SEO

頂尖國際科技及保安品牌經銷商 | NexLen International ltd. | Hong Kong

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)