Tools & Wizards About Us
shibuya-naika.jp screenshot

Report Summary

  • 63

    Performance

    Renders faster than
    77% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

shibuya-naika.jp

渋谷内科・呼吸器アレルギークリニック | 一般内科、ぜんそく、咳などの治療　[東京都渋谷区]

Page Load Speed

5.9 sec in total

First Response

1.1 sec

Resources Loaded

4.5 sec

Page Rendered

307 ms

shibuya-naika.jp screenshot

About Website

Click here to check amazing Shibuya Naika content for Japan. Otherwise, check out these important facts you probably never knew about shibuya-naika.jp

渋谷駅宮益坂の内科・呼吸器・アレルギーのクリニック。一般的な内科の治療や、せき、喘息、COPD、花粉症、アレルギーの診断・治療をおこないます。

Visit shibuya-naika.jp

Key Findings

We analyzed Shibuya-naika.jp page load time and found that the first response time was 1.1 sec and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

shibuya-naika.jp performance score

63

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

23/100

25%

SI (Speed Index)

Value7.2 s

29/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.0 s

76/100

10%

Network Requests Diagram

shibuya-naika.jp

1089 ms

meteor-slides.css

387 ms

jquery.js

1306 ms

jquery.cycle.all.js

1088 ms

jquery.metadata.v2.js

443 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 90% of them (27 requests) were addressed to the original Shibuya-naika.jp, 7% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Shibuya-naika.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 170.0 kB (14%)

Content Size

1.3 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Shibuya-naika.jp main page is 1.3 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. 20% of websites need less resources to load. Images take 973.5 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 37.8 kB

  • Original 47.3 kB
  • After minification 42.3 kB
  • After compression 9.5 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 5.0 kB, which is 11% 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 37.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 1.1 kB

  • Original 973.5 kB
  • After minification 972.4 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. Shibuya Naika images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 115.3 kB

  • Original 211.3 kB
  • After minification 186.5 kB
  • After compression 96.0 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 115.3 kB or 55% of the original size.

CSS Optimization

-79%

Potential reduce by 15.7 kB

  • Original 20.0 kB
  • After minification 14.8 kB
  • After compression 4.3 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. Shibuya-naika.jp needs all CSS files to be minified and compressed as it can save up to 15.7 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (31%)

Requests Now

29

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shibuya Naika. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

shibuya-naika.jp

shibuya-naika.jp

1089 ms

meteor-slides.css

meteor-slides.css

387 ms

jquery.js

jquery.js

1306 ms

jquery.cycle.all.js

jquery.cycle.all.js

1088 ms

jquery.metadata.v2.js

jquery.metadata.v2.js

443 ms

jquery.touchwipe.1.1.1.js

jquery.touchwipe.1.1.1.js

443 ms

slideshow.js

slideshow.js

582 ms

style.css

style.css

453 ms

jquery.min.js

jquery.min.js

8 ms

fixHeight.js

fixHeight.js

462 ms

base.js

base.js

456 ms

jquery.droppy.js

jquery.droppy.js

562 ms

droppy.css

droppy.css

676 ms

background.jpg

background.jpg

1539 ms

header_logo.gif

header_logo.gif

227 ms

life_bt01.gif

life_bt01.gif

233 ms

header_text01.gif

header_text01.gif

227 ms

header_menu.gif

header_menu.gif

226 ms

slide4.jpg

slide4.jpg

2074 ms

slide3.jpg

slide3.jpg

2126 ms

slide2.jpg

slide2.jpg

2310 ms

slide1.jpg

slide1.jpg

2559 ms

h2_icon.gif

h2_icon.gif

204 ms

mini_map.gif

mini_map.gif

591 ms

side_bn2.jpg

side_bn2.jpg

453 ms

side_bg.gif

side_bg.gif

451 ms

side_arrow.gif

side_arrow.gif

448 ms

page_top.png

page_top.png

453 ms

ga.js

ga.js

8 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

shibuya-naika.jp accessibility score

75

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

shibuya-naika.jp best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

shibuya-naika.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 Shibuya-naika.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 Shibuya-naika.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

shibuya-naika.jp

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