Tools & Wizards About Us
lluck.jp screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    95% of other websites

  • 63

    Accessibility

    Visual factors better than
    that of 28% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

lluck.jp

クラシックギター、フラメンコギター 販売店│ラミレス（RAMIREZ）、ハウザー（HAUSER）、アルカンヘル（ARCANGEL）、バム・ケース（BAM CASE）、スーパーライトケース、アランフェスケース（ARANJUEZ CASE）│東京 御茶ノ水（お茶の水） 楽器店：ラックギター

Page Load Speed

3.8 sec in total

First Response

869 ms

Resources Loaded

2.7 sec

Page Rendered

221 ms

lluck.jp screenshot

About Website

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

東京 御茶ノ水（お茶の水） 楽器店 ラックギターは、クラシックギターとフラメンコギターの専門店です。スペインのホセ・ラミレス、コンデ・エルマノス、アルカンヘル、ドイツのヘルマン・ハウザーなどを取り扱っています。御茶ノ水から5分です。

Visit lluck.jp

Key Findings

We analyzed Lluck.jp page load time and found that the first response time was 869 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

lluck.jp performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value3.6 s

87/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.7 s

100/100

10%

Network Requests Diagram

lluck.jp

869 ms

default.css

504 ms

top.css

505 ms

default.js

367 ms

bg_01.gif

172 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that all of those requests were addressed to Lluck.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Lluck.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.3 kB (44%)

Content Size

87.6 kB

After Optimization

49.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lluck.jp main page is 87.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 59.9 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 13.8 kB

  • Original 18.8 kB
  • After minification 16.5 kB
  • After compression 5.0 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. This page needs HTML code to be minified as it can gain 2.2 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 13.8 kB or 73% of the original size.

Image Optimization

-29%

Potential reduce by 17.5 kB

  • Original 59.9 kB
  • After minification 42.5 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. Obviously, Lluck needs image optimization as it can save up to 17.5 kB or 29% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-57%

Potential reduce by 593 B

  • Original 1.0 kB
  • After minification 828 B
  • After compression 456 B

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 593 B or 57% of the original size.

CSS Optimization

-82%

Potential reduce by 6.4 kB

  • Original 7.9 kB
  • After minification 5.3 kB
  • After compression 1.4 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. Lluck.jp needs all CSS files to be minified and compressed as it can save up to 6.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (42%)

Requests Now

19

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lluck. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

lluck.jp

lluck.jp

869 ms

default.css

default.css

504 ms

top.css

top.css

505 ms

default.js

default.js

367 ms

bg_01.gif

bg_01.gif

172 ms

shadow_t.gif

shadow_t.gif

172 ms

shadow_l.gif

shadow_l.gif

170 ms

spacer.gif

spacer.gif

185 ms

header.jpg

header.jpg

503 ms

logo.jpg

logo.jpg

338 ms

nyuuka_bg.gif

nyuuka_bg.gif

337 ms

nyuuka.gif

nyuuka.gif

527 ms

kaitori.gif

kaitori.gif

708 ms

totop.gif

totop.gif

366 ms

contact.gif

contact.gif

504 ms

payment.gif

payment.gif

506 ms

kao&room3.jpg

kao&room3.jpg

1097 ms

shadow_r.gif

shadow_r.gif

669 ms

shadow_b.gif

shadow_b.gif

672 ms

logset.cgi

logset.cgi

1554 ms

Accessibility Review

lluck.jp accessibility score

63

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.

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

lluck.jp best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

lluck.jp SEO score

67

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    JA

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lluck.jp 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 Lluck.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

lluck.jp

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