Tools & Wizards About Us
dev.sbtjapan.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

dev.sbtjapan.com

High Quality Japanese Used Cars For Sale | SBT Japan

Page Load Speed

10 sec in total

First Response

418 ms

Resources Loaded

9 sec

Page Rendered

531 ms

dev.sbtjapan.com screenshot

About Website

Click here to check amazing Dev SBT Japan content for Democratic Republic of Congo. Otherwise, check out these important facts you probably never knew about dev.sbtjapan.com

Browse our website for high quality Japanese used cars. More than 30 brands. SBT Japan is a Japanese used car dealer since 1993. Shipping globally.

Visit dev.sbtjapan.com

Key Findings

We analyzed Dev.sbtjapan.com page load time and found that the first response time was 418 ms and then it took 9.5 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

dev.sbtjapan.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value850 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.7 s

13/100

10%

Network Requests Diagram

dev.sbtjapan.com

418 ms

www.sbtjapan.com

836 ms

gtm.js

185 ms

home.css

39 ms

jquery-3.4.1.js

38 ms

Our browser made a total of 102 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Dev.sbtjapan.com, 77% (79 requests) were made to Sbtjapan.com and 14% (14 requests) were made to Img.sbtjapan.com. The less responsive or slowest element that took the longest time to load (6.7 sec) relates to the external source Img.sbtjapan.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (44%)

Content Size

2.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Dev.sbtjapan.com main page is 2.5 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 296.1 kB

  • Original 347.4 kB
  • After minification 265.8 kB
  • After compression 51.3 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 81.6 kB, which is 23% 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 296.1 kB or 85% of the original size.

Image Optimization

-23%

Potential reduce by 308.4 kB

  • Original 1.3 MB
  • After minification 1.0 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. Obviously, Dev SBT Japan needs image optimization as it can save up to 308.4 kB or 23% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-48%

Potential reduce by 236.5 kB

  • Original 493.3 kB
  • After minification 493.1 kB
  • After compression 256.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 236.5 kB or 48% of the original size.

CSS Optimization

-83%

Potential reduce by 239.8 kB

  • Original 288.1 kB
  • After minification 286.7 kB
  • After compression 48.3 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. Dev.sbtjapan.com needs all CSS files to be minified and compressed as it can save up to 239.8 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (45%)

Requests Now

98

After Optimization

54

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Dev SBT Japan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

dev.sbtjapan.com

dev.sbtjapan.com

418 ms

www.sbtjapan.com

www.sbtjapan.com

836 ms

gtm.js

gtm.js

185 ms

home.css

home.css

39 ms

jquery-3.4.1.js

jquery-3.4.1.js

38 ms

desktop-view.css

desktop-view.css

33 ms

slick.min.js

slick.min.js

36 ms

keyword_search.js

keyword_search.js

28 ms

search_box_min.js

search_box_min.js

30 ms

spc_common.js

spc_common.js

121 ms

spc_common_aside.js

spc_common_aside.js

121 ms

common.js

common.js

122 ms

en.js

en.js

122 ms

jquery.lazyload.min.js

jquery.lazyload.min.js

124 ms

jquery-ui.min.js

jquery-ui.min.js

147 ms

function_search.js

function_search.js

125 ms

lightbox.js

lightbox.js

122 ms

license

license

331 ms

PKPM3-A5JMG-KTNAZ-N22RH-JB2WU

PKPM3-A5JMG-KTNAZ-N22RH-JB2WU

543 ms

onboarding-init

onboarding-init

176 ms

f.jpg

f.jpg

3305 ms

sdk.js

sdk.js

133 ms

versatile_logo_header.png

versatile_logo_header.png

116 ms

icon_language2.png

icon_language2.png

115 ms

new_window_icon_black.png

new_window_icon_black.png

114 ms

icon_attention_red.png

icon_attention_red.png

121 ms

icon_attention_red.png

icon_attention_red.png

114 ms

logo_footer02.png

logo_footer02.png

115 ms

img_maker20190708Webp.png

img_maker20190708Webp.png

290 ms

img_stock_flags_20191203.png

img_stock_flags_20191203.png

285 ms

price_usd_bullet.png

price_usd_bullet.png

285 ms

icon_bodytype_center.svg

icon_bodytype_center.svg

256 ms

search_by_key_btn.png

search_by_key_btn.png

287 ms

pvnum_icon_red.png

pvnum_icon_red.png

287 ms

searchhistory_icon_red.png

searchhistory_icon_red.png

292 ms

icon_flag_united-states-of-america.png

icon_flag_united-states-of-america.png

893 ms

comingsoon_renew.png

comingsoon_renew.png

293 ms

icon_arrow_blue01.png

icon_arrow_blue01.png

291 ms

icon_search01.png

icon_search01.png

294 ms

select-1.png

select-1.png

300 ms

btn_stockSearch01.png

btn_stockSearch01.png

294 ms

shipping_schedule.jpg

shipping_schedule.jpg

296 ms

tit_rightTop_icon.png

tit_rightTop_icon.png

298 ms

bg_title_right01.png

bg_title_right01.png

295 ms

new_window_icon_blue.png

new_window_icon_blue.png

297 ms

youtube_icon.png

youtube_icon.png

300 ms

facebook_icon.png

facebook_icon.png

376 ms

instagram_icon.png

instagram_icon.png

302 ms

blog_icon.png

blog_icon.png

302 ms

f.jpg

f.jpg

4698 ms

f.jpg

f.jpg

1048 ms

f.jpg

f.jpg

6661 ms

new_window_icon_white.png

new_window_icon_white.png

292 ms

btn_youtube.png

btn_youtube.png

291 ms

btn_sns03.png

btn_sns03.png

292 ms

btn_sns06.png

btn_sns06.png

365 ms

btn_sns04.png

btn_sns04.png

364 ms

pcsidebar

pcsidebar

392 ms

683 ms

getSearchHistory

getSearchHistory

625 ms

829 ms

sdk.js

sdk.js

126 ms

980 ms

1118 ms

851 ms

1017 ms

0

0

1251 ms

loading.gif

loading.gif

993 ms

close.png

close.png

1080 ms

fa-solid-900.woff

fa-solid-900.woff

2200 ms

fa-regular-400.woff

fa-regular-400.woff

1050 ms

74 ms

weekly_specials_20230703.jpg

weekly_specials_20230703.jpg

1005 ms

config.json

config.json

84 ms

jdm_sports_cars.jpg

jdm_sports_cars.jpg

671 ms

auction_service_en.jpg

auction_service_en.jpg

1625 ms

comingsoon_s.png

comingsoon_s.png

499 ms

index-01.png

index-01.png

521 ms

index-02.png

index-02.png

540 ms

index-03.png

index-03.png

539 ms

index-04.png

index-04.png

542 ms

index-05.png

index-05.png

567 ms

index-06.png

index-06.png

571 ms

index-07.png

index-07.png

559 ms

index-08.png

index-08.png

574 ms

index-09.png

index-09.png

590 ms

index-10.png

index-10.png

600 ms

f.jpg

f.jpg

797 ms

f.jpg

f.jpg

3003 ms

f.jpg

f.jpg

801 ms

f.jpg

f.jpg

1737 ms

f.jpg

f.jpg

1522 ms

f.jpg

f.jpg

3186 ms

f.jpg

f.jpg

2366 ms

f.jpg

f.jpg

3159 ms

f.jpg

f.jpg

3386 ms

f.jpg

f.jpg

3698 ms

flags_20200305.png

flags_20200305.png

228 ms

australia.png

australia.png

245 ms

burundi-flag.png

burundi-flag.png

242 ms

mongolia-flag.png

mongolia-flag.png

258 ms

0

0

379 ms

Accessibility Review

dev.sbtjapan.com accessibility score

94

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

dev.sbtjapan.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

dev.sbtjapan.com SEO score

93

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

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 Dev.sbtjapan.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 Dev.sbtjapan.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

dev.sbtjapan.com

Open Graph description is not detected on the main page of Dev SBT Japan. 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: