Tools & Wizards About Us
longse.com screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

longse.com

Home - Longse

Page Load Speed

15.8 sec in total

First Response

736 ms

Resources Loaded

14.7 sec

Page Rendered

321 ms

longse.com screenshot

About Website

Click here to check amazing Longse content for Iran. Otherwise, check out these important facts you probably never knew about longse.com

Longse Technology Limited was founded in 2006, is a professional IOT (Internet of Things) solution provider with video as the core, providing security, visual management and big data service for the w...

Visit longse.com

Key Findings

We analyzed Longse.com page load time and found that the first response time was 736 ms and then it took 15.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

longse.com performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value12.1 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.48

18/100

15%

TTI (Time to Interactive)

Value4.4 s

83/100

10%

Network Requests Diagram

longse.com

736 ms

longse.com

936 ms

1424 ms

bootstrap.css

235 ms

swiper.min.css

468 ms

Our browser made a total of 229 requests to load all elements on the main page. We found that 100% of them (228 requests) were addressed to the original Longse.com, 0% (1 request) were made to . The less responsive or slowest element that took the longest time to load (4.4 sec) belongs to the original domain Longse.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (5%)

Content Size

23.3 MB

After Optimization

22.1 MB

  • HTML
  • Images
  • CSS

In fact, the total size of Longse.com main page is 23.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 23.1 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 145.6 kB

  • Original 164.0 kB
  • After minification 164.0 kB
  • After compression 18.4 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 145.6 kB or 89% of the original size.

Image Optimization

-4%

Potential reduce by 1.0 MB

  • Original 23.1 MB
  • After minification 22.0 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. Longse images are well optimized though.

CSS Optimization

-5%

Potential reduce by 1.6 kB

  • Original 33.4 kB
  • After minification 33.4 kB
  • After compression 31.8 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. Longse.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (5%)

Requests Now

225

After Optimization

214

  • Images
  • JavaScript
  • CSS

The browser has sent 225 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Longse. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

longse.com

longse.com

736 ms

longse.com

longse.com

936 ms

1424 ms

bootstrap.css

bootstrap.css

235 ms

swiper.min.css

swiper.min.css

468 ms

common.css

common.css

683 ms

jquery.min.js

jquery.min.js

912 ms

ls.js

ls.js

927 ms

ls_alert.js

ls_alert.js

695 ms

bootstrap.js

bootstrap.js

699 ms

swiper.min.js

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953 ms

common.js

common.js

908 ms

public.js

public.js

933 ms

hammer.min.js

hammer.min.js

934 ms

index.css

index.css

1132 ms

index.js

index.js

1176 ms

logo.png

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284 ms

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1657 ms

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1593 ms

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1607 ms

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1620 ms

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1428 ms

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1418 ms

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1590 ms

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1590 ms

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1591 ms

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1407 ms

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1422 ms

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1421 ms

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1583 ms

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1565 ms

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1389 ms

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1404 ms

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1429 ms

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1416 ms

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1559 ms

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1366 ms

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1364 ms

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1415 ms

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1410 ms

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1390 ms

Accessibility Review

longse.com accessibility score

60

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

[id] attributes on active, focusable elements are not unique

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

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

longse.com best practices score

75

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

SEO Factors

longse.com SEO score

83

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Longse.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 Longse.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

longse.com

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