Tools & Wizards About Us
lululun.com screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 74

    SEO

    Google-friendlier than
    32% of websites

lululun.com

フェイスマスク ルルルン【公式】

Page Load Speed

4.5 sec in total

First Response

580 ms

Resources Loaded

3.7 sec

Page Rendered

231 ms

lululun.com screenshot

About Website

Visit lululun.com now to see the best up-to-date Lululun content for Japan and also check out these interesting facts you probably never knew about lululun.com

フェイスマスクブランド ルルルン[LuLuLun]のオフィシャルサイトです。商品ラインナップ、限定商品・キャンペーン情報、オンラインショップ等をご紹介しています。――化粧水は、「貼る」時代へ。――

Visit lululun.com

Key Findings

We analyzed Lululun.com page load time and found that the first response time was 580 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

lululun.com performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value116.0 s

0/100

25%

SI (Speed Index)

Value17.5 s

0/100

10%

TBT (Total Blocking Time)

Value1,230 ms

20/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value46.6 s

0/100

10%

Network Requests Diagram

lululun.com

580 ms

main.css

367 ms

main.js

2409 ms

css

61 ms

analytics.js

35 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 37% of them (11 requests) were addressed to the original Lululun.com, 13% (4 requests) were made to Platform.twitter.com and 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Lululun.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 713.3 kB (71%)

Content Size

1.0 MB

After Optimization

296.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lululun.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. Javascripts take 689.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 18.1 kB

  • Original 23.9 kB
  • After minification 21.0 kB
  • After compression 5.8 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 2.8 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 18.1 kB or 76% of the original size.

Image Optimization

-2%

Potential reduce by 3.7 kB

  • Original 164.6 kB
  • After minification 160.8 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. Lululun images are well optimized though.

JavaScript Optimization

-83%

Potential reduce by 571.7 kB

  • Original 689.0 kB
  • After minification 430.9 kB
  • After compression 117.4 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 571.7 kB or 83% of the original size.

CSS Optimization

-91%

Potential reduce by 119.9 kB

  • Original 132.3 kB
  • After minification 101.1 kB
  • After compression 12.4 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. Lululun.com needs all CSS files to be minified and compressed as it can save up to 119.9 kB or 91% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (31%)

Requests Now

26

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lululun. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lululun.com

lululun.com

580 ms

main.css

main.css

367 ms

main.js

main.js

2409 ms

css

css

61 ms

analytics.js

analytics.js

35 ms

sprite.png

sprite.png

182 ms

logo.png

logo.png

336 ms

pu_0.jpg

pu_0.jpg

697 ms

pu_1.jpg

pu_1.jpg

538 ms

pu_2.jpg

pu_2.jpg

539 ms

pu_3.jpg

pu_3.jpg

585 ms

widgets.js

widgets.js

18 ms

46aYWdgz-1oFX11flmyEfYnF5uFdDttMLvmWuJdhhgs.ttf

46aYWdgz-1oFX11flmyEfYnF5uFdDttMLvmWuJdhhgs.ttf

41 ms

NbE6ykYuM2IyEwxQxOIi2H06qf9KHRHwsVx7iw5MXmY.ttf

NbE6ykYuM2IyEwxQxOIi2H06qf9KHRHwsVx7iw5MXmY.ttf

67 ms

NotoSansCJKjp-Regular.woff

NotoSansCJKjp-Regular.woff

2132 ms

NotoSansCJKjp-Bold.woff

NotoSansCJKjp-Bold.woff

2514 ms

collect

collect

16 ms

collect

collect

57 ms

sdk.js

sdk.js

13 ms

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

timeline.d11f7a3b3287fb94220e8ee6d03cc772.js

32 ms

130 ms

xd_arbiter.php

xd_arbiter.php

21 ms

xd_arbiter.php

xd_arbiter.php

45 ms

syndication

syndication

101 ms

502461456684564481

502461456684564481

279 ms

1f60a.png

1f60a.png

26 ms

203c.png

203c.png

21 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

8 ms

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css

11 ms

vX-kKvgx_normal.jpeg

vX-kKvgx_normal.jpeg

188 ms

Accessibility Review

lululun.com accessibility score

73

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

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

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

lululun.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

High

Missing source maps for large first-party JavaScript

SEO Factors

lululun.com SEO score

74

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lululun.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that Lululun.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

lululun.com

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