Tools & Wizards About Us
naisnet.co.jp screenshot

Report Summary

  • 68

    Performance

    Renders faster than
    80% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

naisnet.co.jp

タイヤ・ホイール専門店　ナイスネット

Page Load Speed

4 sec in total

First Response

559 ms

Resources Loaded

3.3 sec

Page Rendered

132 ms

naisnet.co.jp screenshot

About Website

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

中古ホイール・タイヤ専門店。国産車～輸入車まで、全車種扱い在庫常時２００セット以上の品揃え！ 新品タイヤは超特価

Visit naisnet.co.jp

Key Findings

We analyzed Naisnet.co.jp page load time and found that the first response time was 559 ms and then it took 3.4 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

naisnet.co.jp performance score

68

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

18/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value380 ms

69/100

30%

CLS (Cumulative Layout Shift)

Value0.041

99/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

naisnet.co.jp

559 ms

style.css

175 ms

jquery.js

537 ms

SimpleSlideShow.js

367 ms

common.js

348 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that all of those requests were addressed to Naisnet.co.jp and no external sources were called. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Naisnet.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 21.3 kB (2%)

Content Size

927.0 kB

After Optimization

905.7 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Naisnet.co.jp main page is 927.0 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. 35% of websites need less resources to load. Images take 868.2 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 16.6 kB

  • Original 20.5 kB
  • After minification 16.3 kB
  • After compression 4.0 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 4.3 kB, which is 21% 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 16.6 kB or 81% of the original size.

Image Optimization

-0%

Potential reduce by 3.3 kB

  • Original 868.2 kB
  • After minification 864.9 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. Naisnet images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 1.3 kB

  • Original 35.8 kB
  • After minification 35.7 kB
  • After compression 34.5 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

-8%

Potential reduce by 205 B

  • Original 2.5 kB
  • After minification 2.5 kB
  • After compression 2.3 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. Naisnet.co.jp has all CSS files already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

48

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Naisnet. According to our analytics all requests are already optimized.

Network Requests Diagram

naisnet.co.jp

naisnet.co.jp

559 ms

style.css

style.css

175 ms

jquery.js

jquery.js

537 ms

SimpleSlideShow.js

SimpleSlideShow.js

367 ms

common.js

common.js

348 ms

index.cgi

index.cgi

561 ms

data.txt

data.txt

173 ms

logo.gif

logo.gif

176 ms

h_back.jpg

h_back.jpg

172 ms

h_navi_back.jpg

h_navi_back.jpg

175 ms

h_navi1_off.jpg

h_navi1_off.jpg

334 ms

h_navi2_off.jpg

h_navi2_off.jpg

342 ms

h_navi3_off.jpg

h_navi3_off.jpg

345 ms

h_navi4_off.jpg

h_navi4_off.jpg

555 ms

h_navi6_off.jpg

h_navi6_off.jpg

350 ms

h_navi7_off.jpg

h_navi7_off.jpg

350 ms

h_navi888_off.jpg

h_navi888_off.jpg

501 ms

h_navi9_off.jpg

h_navi9_off.jpg

517 ms

vis1.jpg

vis1.jpg

1188 ms

vis2.jpg

vis2.jpg

1212 ms

slider220427_01.jpg

slider220427_01.jpg

1215 ms

vis4_220519.jpg

vis4_220519.jpg

1829 ms

slider240401_03.jpg

slider240401_03.jpg

1025 ms

vis6.jpg

vis6.jpg

1429 ms

20220419shop1.jpg

20220419shop1.jpg

1197 ms

freedial.jpg

freedial.jpg

1359 ms

220519shop2.jpg

220519shop2.jpg

1537 ms

240401shop3.jpg

240401shop3.jpg

1387 ms

s_wheel_k.jpg

s_wheel_k.jpg

1389 ms

btn_1.jpg

btn_1.jpg

1531 ms

s_wheel_15inc.jpg

s_wheel_15inc.jpg

1561 ms

s_wheel_16inc.jpg

s_wheel_16inc.jpg

1566 ms

s_wheel_17inc.jpg

s_wheel_17inc.jpg

1606 ms

s_wheel_18inc.jpg

s_wheel_18inc.jpg

1721 ms

s_wheel_19inc.jpg

s_wheel_19inc.jpg

1708 ms

s_wheel_20inc.jpg

s_wheel_20inc.jpg

1745 ms

s_wheel_hi_ace.jpg

s_wheel_hi_ace.jpg

1741 ms

banner_jirei.jpg

banner_jirei.jpg

1956 ms

banner_yokohama.gif

banner_yokohama.gif

1878 ms

banner_goodyear.gif

banner_goodyear.gif

1908 ms

banner_michelin.gif

banner_michelin.gif

1915 ms

banner_bridgestone.gif

banner_bridgestone.gif

1919 ms

banner_BFgoodrich.gif

banner_BFgoodrich.gif

1826 ms

banner_pirelli.gif

banner_pirelli.gif

1877 ms

banner_dunlop.gif

banner_dunlop.gif

1923 ms

banner_continental.gif

banner_continental.gif

1919 ms

banner_falken.gif

banner_falken.gif

1763 ms

banner_nexen.gif

banner_nexen.gif

1811 ms

banner_kaiin.gif

banner_kaiin.gif

1822 ms

Accessibility Review

naisnet.co.jp accessibility score

60

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

Form elements do not have associated labels

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

naisnet.co.jp 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

SEO Factors

naisnet.co.jp SEO score

82

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 uses 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 Naisnet.co.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 Naisnet.co.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

naisnet.co.jp

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