Tools & Wizards About Us
kawarayane.com screenshot

Report Summary

  • 75

    Performance

    Renders faster than
    83% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

kawarayane.com

屋根材・瓦の屋根総合サイト【瓦屋根ドットコム】

Page Load Speed

4.6 sec in total

First Response

597 ms

Resources Loaded

3.8 sec

Page Rendered

166 ms

kawarayane.com screenshot

About Website

Click here to check amazing Kawarayane content for Japan. Otherwise, check out these important facts you probably never knew about kawarayane.com

屋根材・瓦の屋根総合サイト【瓦屋根ドットコム】では、和形瓦、平板瓦、S形瓦、波形瓦、スパニッシュ形瓦、輸入瓦、金属屋根、鋼板屋根材など多種多様な屋根に最適な屋根材・瓦を簡単にお選びいただけます。

Visit kawarayane.com

Key Findings

We analyzed Kawarayane.com page load time and found that the first response time was 597 ms and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

kawarayane.com performance score

75

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

53/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

72/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value360 ms

72/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.5 s

71/100

10%

Network Requests Diagram

kawarayane.com

597 ms

kawarayane.com

707 ms

conf.js

173 ms

jquery-1.7.1.min.js

518 ms

jquery.min.js

23 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 94% of them (59 requests) were addressed to the original Kawarayane.com, 2% (1 request) were made to Ajax.googleapis.com and 2% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Kawarayane.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 95.3 kB (20%)

Content Size

465.8 kB

After Optimization

370.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kawarayane.com main page is 465.8 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. 30% of websites need less resources to load. Images take 287.9 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 27.2 kB

  • Original 34.4 kB
  • After minification 31.8 kB
  • After compression 7.1 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 27.2 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 287.9 kB
  • After minification 287.9 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. Kawarayane images are well optimized though.

JavaScript Optimization

-48%

Potential reduce by 66.6 kB

  • Original 139.6 kB
  • After minification 139.6 kB
  • After compression 73.0 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 66.6 kB or 48% of the original size.

CSS Optimization

-38%

Potential reduce by 1.5 kB

  • Original 4.0 kB
  • After minification 3.8 kB
  • After compression 2.5 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. Kawarayane.com needs all CSS files to be minified and compressed as it can save up to 1.5 kB or 38% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (29%)

Requests Now

59

After Optimization

42

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kawarayane. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

kawarayane.com

kawarayane.com

597 ms

kawarayane.com

kawarayane.com

707 ms

conf.js

conf.js

173 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

518 ms

jquery.min.js

jquery.min.js

23 ms

common.css

common.css

514 ms

top.css

top.css

530 ms

slide.css

slide.css

586 ms

urchin.js

urchin.js

10 ms

js

js

92 ms

bg_header_side.jpg

bg_header_side.jpg

174 ms

bg_header.jpg

bg_header.jpg

198 ms

logo.jpg

logo.jpg

352 ms

icon_fb.gif

icon_fb.gif

197 ms

icon_twitter.gif

icon_twitter.gif

172 ms

icon_first.gif

icon_first.gif

344 ms

icon_privacy.gif

icon_privacy.gif

345 ms

icon_inquiry.gif

icon_inquiry.gif

392 ms

icon_mail.gif

icon_mail.gif

395 ms

blue_line.gif

blue_line.gif

514 ms

bnr_yanekouji_off.jpg

bnr_yanekouji_off.jpg

515 ms

dot.gif

dot.gif

527 ms

bnr_reform_off.jpg

bnr_reform_off.jpg

783 ms

bnr_check_off.jpg

bnr_check_off.jpg

786 ms

bnr_bank_off.jpg

bnr_bank_off.jpg

591 ms

ttl_honsizai.jpg

ttl_honsizai.jpg

854 ms

bg_sizai.jpg

bg_sizai.jpg

686 ms

btn_all_off.jpg

btn_all_off.jpg

702 ms

btn_maker_off.jpg

btn_maker_off.jpg

788 ms

btn_keijou_off.jpg

btn_keijou_off.jpg

858 ms

btn_zaisitu_off.jpg

btn_zaisitu_off.jpg

879 ms

btn_keitou_off.jpg

btn_keitou_off.jpg

976 ms

btn_kinousei_off.jpg

btn_kinousei_off.jpg

981 ms

btn_kakaku_off.jpg

btn_kakaku_off.jpg

984 ms

ttl_fukusizai.jpg

ttl_fukusizai.jpg

1025 ms

ttl_new.jpg

ttl_new.jpg

1029 ms

slide01.jpg

slide01.jpg

1054 ms

slide02.jpg

slide02.jpg

1171 ms

slide03.jpg

slide03.jpg

1177 ms

btn_detail.jpg

btn_detail.jpg

1180 ms

ttl_ranking.jpg

ttl_ranking.jpg

1195 ms

ranking1.gif

ranking1.gif

1199 ms

diplomat_off.jpg

diplomat_off.jpg

1229 ms

ranking2.gif

ranking2.gif

1367 ms

efroof_off.jpg

efroof_off.jpg

1373 ms

__utm.gif

__utm.gif

28 ms

ranking3.gif

ranking3.gif

1331 ms

oakridge_off.jpg

oakridge_off.jpg

1197 ms

ranking4.gif

ranking4.gif

1202 ms

ridgeway_off.jpg

ridgeway_off.jpg

1212 ms

ranking5.gif

ranking5.gif

1344 ms

corona_off.jpg

corona_off.jpg

1223 ms

bnr_mail_off.jpg

bnr_mail_off.jpg

1203 ms

ttl_knowledge.jpg

ttl_knowledge.jpg

1222 ms

ttl_sitemap.gif

ttl_sitemap.gif

1185 ms

dot_tate.gif

dot_tate.gif

1190 ms

logo_footer.gif

logo_footer.gif

1198 ms

ttl_site.gif

ttl_site.gif

1204 ms

ttl_prsite.gif

ttl_prsite.gif

1235 ms

logo_footer_s.gif

logo_footer_s.gif

1179 ms

prev.jpg

prev.jpg

1087 ms

next.jpg

next.jpg

1058 ms

trad3_on.jpg

trad3_on.jpg

173 ms

Accessibility Review

kawarayane.com accessibility score

83

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

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

Links do not have a discernible name

Best Practices

kawarayane.com best practices score

50

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

kawarayane.com SEO score

67

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

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 Kawarayane.com 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 Kawarayane.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

kawarayane.com

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