Tools & Wizards About Us
osn.jp screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

osn.jp

Japanese Used Car Exporter, Coupe, Sedan, Vans, Wagons, SUV, MUV

Page Load Speed

4.4 sec in total

First Response

947 ms

Resources Loaded

3.2 sec

Page Rendered

244 ms

osn.jp screenshot

About Website

Click here to check amazing Osn content. Otherwise, check out these important facts you probably never knew about osn.jp

OS NETWORK - Japanese used cars exporters, import used vehicles from Japan like Toyota, Honda, Nissan, Mazda, Mitsubishi, Subaru, Suzuki, Daihatsu, Hino, Isuzu

Visit osn.jp

Key Findings

We analyzed Osn.jp page load time and found that the first response time was 947 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

osn.jp performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value8.0 s

22/100

10%

TBT (Total Blocking Time)

Value200 ms

90/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

osn.jp

947 ms

sitecss.css

697 ms

style.css

526 ms

js.js

528 ms

jquery-1.2.3.min.js

707 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 92% of them (59 requests) were addressed to the original Osn.jp, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Osn.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 261.2 kB (33%)

Content Size

788.3 kB

After Optimization

527.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Osn.jp main page is 788.3 kB. 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. Images take 454.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 38.0 kB

  • Original 48.0 kB
  • After minification 38.5 kB
  • After compression 10.0 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 9.5 kB, which is 20% 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 38.0 kB or 79% of the original size.

Image Optimization

-4%

Potential reduce by 17.0 kB

  • Original 454.9 kB
  • After minification 437.9 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. Osn images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 139.3 kB

  • Original 208.3 kB
  • After minification 188.3 kB
  • After compression 69.0 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 139.3 kB or 67% of the original size.

CSS Optimization

-87%

Potential reduce by 66.9 kB

  • Original 77.1 kB
  • After minification 61.9 kB
  • After compression 10.2 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. Osn.jp needs all CSS files to be minified and compressed as it can save up to 66.9 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (11%)

Requests Now

63

After Optimization

56

  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

osn.jp

osn.jp

947 ms

sitecss.css

sitecss.css

697 ms

style.css

style.css

526 ms

js.js

js.js

528 ms

jquery-1.2.3.min.js

jquery-1.2.3.min.js

707 ms

submenu.js

submenu.js

372 ms

jquery.min.js

jquery.min.js

750 ms

jquery.cycle.all.2.74.js

jquery.cycle.all.2.74.js

565 ms

osn_top.jpg

osn_top.jpg

351 ms

osn_logo.png

osn_logo.png

177 ms

skype_chat.png

skype_chat.png

179 ms

top_russia.png

top_russia.png

179 ms

send_mail.png

send_mail.png

215 ms

facebook.png

facebook.png

352 ms

menu.gif

menu.gif

354 ms

menu_divider.gif

menu_divider.gif

354 ms

top-banner1.jpg

top-banner1.jpg

401 ms

top-banner2.jpg

top-banner2.jpg

402 ms

top_video_stock.jpg

top_video_stock.jpg

698 ms

more_arrow.gif

more_arrow.gif

526 ms

1356_a.jpeg

1356_a.jpeg

529 ms

1361_a.jpeg

1361_a.jpeg

531 ms

1355_a.jpeg

1355_a.jpeg

586 ms

1357_a.jpeg

1357_a.jpeg

587 ms

1358_a.jpeg

1358_a.jpeg

701 ms

1359_a.jpeg

1359_a.jpeg

704 ms

groupbanner.jpg

groupbanner.jpg

884 ms

ajax-loader.gif

ajax-loader.gif

773 ms

testimonial_146.jpg

testimonial_146.jpg

774 ms

thumb_news_183.JPG

thumb_news_183.JPG

872 ms

bargain-sale.jpg

bargain-sale.jpg

876 ms

right_video_stock.jpg

right_video_stock.jpg

880 ms

mm.jpg

mm.jpg

958 ms

jevic.jpg

jevic.jpg

960 ms

jaai.jpg

jaai.jpg

1046 ms

eaa.jpg

eaa.jpg

1050 ms

jct-banner.jpg

jct-banner.jpg

1055 ms

carfromjapan-banner.jpg

carfromjapan-banner.jpg

1059 ms

skype-icon.png

skype-icon.png

1144 ms

in.png

in.png

1146 ms

fb.png

fb.png

1220 ms

digg.png

digg.png

1205 ms

dive.png

dive.png

1194 ms

twitter.png

twitter.png

1064 ms

fool_form_title_700.png

fool_form_title_700.png

1157 ms

maker_logos.png

maker_logos.png

1157 ms

subaru_1.png

subaru_1.png

1163 ms

hino.png

hino.png

1162 ms

ga.js

ga.js

13 ms

all.js

all.js

29 ms

__utm.gif

__utm.gif

15 ms

all.js

all.js

9 ms

49 ms

others.png

others.png

1061 ms

search_type_vehicle.png

search_type_vehicle.png

1067 ms

left-side.jpg

left-side.jpg

1167 ms

honer.jpg

honer.jpg

1167 ms

no_smoking.png

no_smoking.png

1171 ms

manul-shift.jpg

manul-shift.jpg

1178 ms

milage.jpg

milage.jpg

1059 ms

hborder.jpg

hborder.jpg

1066 ms

fool_form_title.png

fool_form_title.png

1174 ms

bot-back.jpg

bot-back.jpg

1121 ms

jumvea-member.png

jumvea-member.png

1158 ms

Accessibility Review

osn.jp accessibility score

66

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

Heading elements are not in a sequentially-descending order

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

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

osn.jp best practices score

58

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

Browser errors were logged to the console

SEO Factors

osn.jp SEO score

54

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osn.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Osn.jp 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

osn.jp

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