Tools & Wizards About Us
chabadtokyo.com screenshot

Report Summary

  • 30

    Performance

    Renders faster than
    50% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 45% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

chabadtokyo.com

Jewish Community Chabad of Japan/Tokyo חב״ד טוקיו יפן הקהילה היהודית - Chabad Tokyo Japan

Page Load Speed

7.3 sec in total

First Response

333 ms

Resources Loaded

6.6 sec

Page Rendered

334 ms

chabadtokyo.com screenshot

About Website

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

The Official Chabad House of Tokyo, Japan. The Jewish Center providing kosher food and catering for Jews and non-Jews. Located in Omori, Tokyo.

Visit chabadtokyo.com

Key Findings

We analyzed Chabadtokyo.com page load time and found that the first response time was 333 ms and then it took 6.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

chabadtokyo.com performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value8.5 s

17/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.083

93/100

15%

TTI (Time to Interactive)

Value15.0 s

7/100

10%

Network Requests Diagram

chabadtokyo.com

333 ms

chabadtokyo.com

665 ms

chabadjapan.org

1000 ms

style.min.css

580 ms

style-main.css

569 ms

Our browser made a total of 73 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Chabadtokyo.com, 74% (54 requests) were made to Chabadjapan.org and 5% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Chabadjapan.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 198.0 kB (17%)

Content Size

1.2 MB

After Optimization

959.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chabadtokyo.com main page is 1.2 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. 45% of websites need less resources to load. Images take 488.1 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 80.5 kB

  • Original 102.4 kB
  • After minification 97.6 kB
  • After compression 21.9 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 80.5 kB or 79% of the original size.

Image Optimization

-21%

Potential reduce by 104.3 kB

  • Original 488.1 kB
  • After minification 383.8 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. Obviously, Chabad Tokyo needs image optimization as it can save up to 104.3 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-2%

Potential reduce by 9.3 kB

  • Original 476.2 kB
  • After minification 475.7 kB
  • After compression 466.9 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.

CSS Optimization

-4%

Potential reduce by 3.9 kB

  • Original 90.9 kB
  • After minification 90.9 kB
  • After compression 87.0 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. Chabadtokyo.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 54 (83%)

Requests Now

65

After Optimization

11

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chabad Tokyo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 24 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

chabadtokyo.com

chabadtokyo.com

333 ms

chabadtokyo.com

chabadtokyo.com

665 ms

chabadjapan.org

chabadjapan.org

1000 ms

style.min.css

style.min.css

580 ms

style-main.css

style-main.css

569 ms

styles.css

styles.css

567 ms

rtec-styles.css

rtec-styles.css

568 ms

tribe-events-single-skeleton.min.css

tribe-events-single-skeleton.min.css

570 ms

tribe-events-single-full.min.css

tribe-events-single-full.min.css

719 ms

widget-base.min.css

widget-base.min.css

1116 ms

bootstrap.css

bootstrap.css

1110 ms

style.css

style.css

1092 ms

font-awesome.min.css

font-awesome.min.css

1116 ms

css

css

36 ms

frontend-lite.min.css

frontend-lite.min.css

1101 ms

swiper.min.css

swiper.min.css

1246 ms

post-145920.css

post-145920.css

1625 ms

post-240.css

post-240.css

1640 ms

addtoany.min.css

addtoany.min.css

1626 ms

css

css

52 ms

page.js

page.js

32 ms

jquery.min.js

jquery.min.js

1644 ms

jquery-migrate.min.js

jquery-migrate.min.js

1637 ms

addtoany.min.js

addtoany.min.js

1766 ms

js

js

47 ms

widget.aspx

widget.aspx

173 ms

variables-skeleton.min.css

variables-skeleton.min.css

1974 ms

common-skeleton.min.css

common-skeleton.min.css

1999 ms

widget-events-list-skeleton.min.css

widget-events-list-skeleton.min.css

1995 ms

variables-full.min.css

variables-full.min.css

2004 ms

common-full.min.css

common-full.min.css

1992 ms

widget-events-list-full.min.css

widget-events-list-full.min.css

2112 ms

animations.min.css

animations.min.css

2492 ms

index.js

index.js

2527 ms

index.js

index.js

2531 ms

rtec-scripts.js

rtec-scripts.js

2535 ms

bootstrap.js

bootstrap.js

2523 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

2628 ms

nisarg.js

nisarg.js

3007 ms

api.js

api.js

33 ms

wp-polyfill.min.js

wp-polyfill.min.js

3089 ms

index.js

index.js

3092 ms

tribe-common.min.js

tribe-common.min.js

3092 ms

query-string.min.js

query-string.min.js

3091 ms

underscore-before.js

underscore-before.js

3164 ms

underscore.min.js

underscore.min.js

3131 ms

underscore-after.js

underscore-after.js

3175 ms

manager.min.js

manager.min.js

3168 ms

breakpoints.min.js

breakpoints.min.js

2840 ms

webpack.runtime.min.js

webpack.runtime.min.js

3168 ms

frontend-modules.min.js

frontend-modules.min.js

3141 ms

waypoints.min.js

waypoints.min.js

2847 ms

core.min.js

core.min.js

3111 ms

frontend.min.js

frontend.min.js

3154 ms

eso.D0Uc7kY6.js

eso.D0Uc7kY6.js

86 ms

embed

embed

150 ms

cropped-header2-jpg.jpg

cropped-header2-jpg.jpg

2595 ms

809a1d6d-3d4a-4e8e-9a3d-0d4896059902-1-1024x637.jpg

809a1d6d-3d4a-4e8e-9a3d-0d4896059902-1-1024x637.jpg

2626 ms

iconfinder_1_Whatsapp2_colored_svg_5296520.png

iconfinder_1_Whatsapp2_colored_svg_5296520.png

2715 ms

iconfinder_social_media_applications_5-line_4102577-1.png

iconfinder_social_media_applications_5-line_4102577-1.png

2458 ms

iconfinder_Messenger_4745733.png

iconfinder_Messenger_4745733.png

2988 ms

7-%D7%9E%D7%A6%D7%95%D7%95%D7%AA-%D7%91%D7%A0%D7%99-%D7%A0%D7%95%D7%97.png

7-%D7%9E%D7%A6%D7%95%D7%95%D7%AA-%D7%91%D7%A0%D7%99-%D7%A0%D7%95%D7%97.png

3072 ms

%D7%94%D7%A8%D7%91%D7%99-%D7%9E%D7%9C%D7%95%D7%91%D7%91%D7%99%D7%A5.jpg

%D7%94%D7%A8%D7%91%D7%99-%D7%9E%D7%9C%D7%95%D7%91%D7%91%D7%99%D7%A5.jpg

3116 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

6xK3dSBYKcSV-LCoeQqfX1RYOo3qOK7g.ttf

24 ms

S6u9w4BMUTPHh6UVSwiPHA.ttf

S6u9w4BMUTPHh6UVSwiPHA.ttf

29 ms

S6uyw4BMUTPHjx4wWw.ttf

S6uyw4BMUTPHjx4wWw.ttf

33 ms

6xK1dSBYKcSV-LCoeQqfX1RYOo3qPZ7nsDc.ttf

6xK1dSBYKcSV-LCoeQqfX1RYOo3qPZ7nsDc.ttf

38 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

2700 ms

js

js

27 ms

search.js

search.js

5 ms

geometry.js

geometry.js

6 ms

main.js

main.js

12 ms

recaptcha__en.js

recaptcha__en.js

25 ms

Accessibility Review

chabadtokyo.com accessibility score

78

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

chabadtokyo.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

chabadtokyo.com SEO score

93

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

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 Chabadtokyo.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 Chabadtokyo.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

chabadtokyo.com

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