Tools & Wizards About Us
covex.co.jp screenshot

Report Summary

  • 77

    Performance

    Renders faster than
    85% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

covex.co.jp

産業廃棄物管理票コベックス マニフェスト販売

Page Load Speed

2.9 sec in total

First Response

539 ms

Resources Loaded

2.2 sec

Page Rendered

182 ms

covex.co.jp screenshot

About Website

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

産業廃棄物管理票の製造販売の株式会社コベックスのホームページです。弊社がマニフェストの通販で取り扱う産業廃棄物管理票の種類は直行・積替・建設関連・特別区の4種類。手袋着用でもめくりやすい弊社オリジナルな便利なインデックス付もあります。環境にやさしい塩素フリーペーパー採用。オンラインで当社マニフェストのサンプルの資料請求できます。印字サービスも大幅値下げ。１ブロックごとの価格になりました。コベックス...

Visit covex.co.jp

Key Findings

We analyzed Covex.co.jp page load time and found that the first response time was 539 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

covex.co.jp performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

42/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.9 s

88/100

10%

Network Requests Diagram

covex.co.jp

539 ms

covex.css

162 ms

AC_RunActiveContent.js

353 ms

ga.js

369 ms

analytics.js

30 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 95% of them (37 requests) were addressed to the original Covex.co.jp, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Covex.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.1 kB (9%)

Content Size

165.0 kB

After Optimization

150.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Covex.co.jp main page is 165.0 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. 15% of websites need less resources to load. Images take 124.7 kB which makes up the majority of the site volume.

HTML Optimization

-64%

Potential reduce by 6.2 kB

  • Original 9.6 kB
  • After minification 9.4 kB
  • After compression 3.4 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 6.2 kB or 64% of the original size.

Image Optimization

-0%

Potential reduce by 375 B

  • Original 124.7 kB
  • After minification 124.3 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. Covex images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 2.6 kB

  • Original 24.8 kB
  • After minification 23.7 kB
  • After compression 22.1 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 2.6 kB or 11% of the original size.

CSS Optimization

-81%

Potential reduce by 4.9 kB

  • Original 6.0 kB
  • After minification 5.2 kB
  • After compression 1.1 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. Covex.co.jp needs all CSS files to be minified and compressed as it can save up to 4.9 kB or 81% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

38

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Covex. According to our analytics all requests are already optimized.

Network Requests Diagram

covex.co.jp

covex.co.jp

539 ms

covex.css

covex.css

162 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

353 ms

ga.js

ga.js

369 ms

analytics.js

analytics.js

30 ms

midashi.gif

midashi.gif

650 ms

index_title_covex2006.gif

index_title_covex2006.gif

209 ms

a_mani_cyoku_gr.jpg

a_mani_cyoku_gr.jpg

189 ms

a_mani_tsumi_gr.jpg

a_mani_tsumi_gr.jpg

330 ms

a_mani_ken_gr.jpg

a_mani_ken_gr.jpg

379 ms

a_mani_sp_gr.jpg

a_mani_sp_gr.jpg

384 ms

a_etc_price_bl.jpg

a_etc_price_bl.jpg

363 ms

a_etc_order_bl.jpg

a_etc_order_bl.jpg

404 ms

a_etc_fax_bl.jpg

a_etc_fax_bl.jpg

489 ms

a_etc_sample_bl.jpg

a_etc_sample_bl.jpg

548 ms

a_etc_send_bl.jpg

a_etc_send_bl.jpg

552 ms

a_etc_hou_bl.jpg

a_etc_hou_bl.jpg

578 ms

a_etc_co_bl.jpg

a_etc_co_bl.jpg

594 ms

adobe_reader.gif

adobe_reader.gif

666 ms

covex-file-blue.gif

covex-file-blue.gif

731 ms

index_menu_teikakaku.gif

index_menu_teikakaku.gif

725 ms

index_menu_tokkyo.gif

index_menu_tokkyo.gif

757 ms

index_menu_print.gif

index_menu_print.gif

778 ms

index_freecall.gif

index_freecall.gif

802 ms

index_fax.gif

index_fax.gif

823 ms

a_mani_cyoku_pk.jpg

a_mani_cyoku_pk.jpg

883 ms

a_mani_tsumi_pk.jpg

a_mani_tsumi_pk.jpg

886 ms

a_mani_ken_pk.jpg

a_mani_ken_pk.jpg

918 ms

a_mani_sp_pk.jpg

a_mani_sp_pk.jpg

942 ms

a_etc_price_pk.jpg

a_etc_price_pk.jpg

957 ms

a_etc_order_pk.jpg

a_etc_order_pk.jpg

969 ms

a_etc_fax_pk.jpg

a_etc_fax_pk.jpg

1057 ms

a_etc_sample_pk.jpg

a_etc_sample_pk.jpg

1059 ms

a_etc_send_pk.jpg

a_etc_send_pk.jpg

1095 ms

a_etc_hou_pk.jpg

a_etc_hou_pk.jpg

1122 ms

a_etc_co_pk.jpg

a_etc_co_pk.jpg

1121 ms

covex_side3.gif

covex_side3.gif

1122 ms

covex_logo.png

covex_logo.png

1230 ms

collect

collect

13 ms

Accessibility Review

covex.co.jp accessibility score

60

Accessibility Issues

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

covex.co.jp best practices score

75

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

Serves images with low resolution

SEO Factors

covex.co.jp SEO score

62

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

    JA

  • Language Claimed

    N/A

  • Encoding

    SHIFT_JIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Covex.co.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Covex.co.jp main page’s claimed encoding is shift_jis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

covex.co.jp

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