Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 90% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

realtex.co.jp

宅配型トランクルーム「デリバリートランク」 | 東京・神奈川ほか全国拡大中!月々360円からのレンタルサービス

Page Load Speed

6.9 sec in total

First Response

717 ms

Resources Loaded

5.4 sec

Page Rendered

741 ms

realtex.co.jp screenshot

About Website

Welcome to realtex.co.jp homepage info - get ready to check Realtex best content right away, or after learning these important things about realtex.co.jp

レンタルトランクルームならデリバリートランク!保管料は月々360円から。業界トップクラスの安さです!荷物の入庫・出庫時には宅配業者を利用。倉庫に行く必要はありません!東京都・神奈川県各地で利用者増加中!

Visit realtex.co.jp

Key Findings

We analyzed Realtex.co.jp page load time and found that the first response time was 717 ms and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

realtex.co.jp performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value1,270 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.753

6/100

15%

TTI (Time to Interactive)

Value6.6 s

58/100

10%

Network Requests Diagram

realtex.co.jp

717 ms

www.realtex.co.jp

1143 ms

master.css

180 ms

script.js

333 ms

js

26 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 67% of them (74 requests) were addressed to the original Realtex.co.jp, 16% (18 requests) were made to Maps.google.com and 8% (9 requests) were made to Maps.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Realtex.co.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 485.7 kB (39%)

Content Size

1.2 MB

After Optimization

751.3 kB

In fact, the total size of Realtex.co.jp main page is 1.2 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. 60% of websites need less resources to load. Javascripts take 593.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 45.9 kB

  • Original 57.3 kB
  • After minification 57.0 kB
  • After compression 11.4 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 45.9 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 12.2 kB

  • Original 545.4 kB
  • After minification 533.2 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. Realtex images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 394.2 kB

  • Original 593.7 kB
  • After minification 580.6 kB
  • After compression 199.5 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 394.2 kB or 66% of the original size.

CSS Optimization

-82%

Potential reduce by 33.4 kB

  • Original 40.6 kB
  • After minification 29.7 kB
  • After compression 7.2 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. Realtex.co.jp needs all CSS files to be minified and compressed as it can save up to 33.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (41%)

Requests Now

105

After Optimization

62

The browser has sent 105 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Realtex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

realtex.co.jp accessibility score

96

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.

Best Practices

realtex.co.jp best practices score

83

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

realtex.co.jp SEO score

100

Search Engine Optimization Advices

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Realtex.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 Realtex.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

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