Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 53

    Accessibility

    Visual factors better than
    that of 22% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 73

    SEO

    Google-friendlier than
    31% of websites

naniwa.ed.jp

学校法人浪速学院 浪速高等学校・浪速中学校

Page Load Speed

6.1 sec in total

First Response

1 sec

Resources Loaded

4.8 sec

Page Rendered

260 ms

naniwa.ed.jp screenshot

About Website

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

大阪市住吉区にある学校法人浪速学院 浪速高等学校・浪速中学校の公式Webサイトです。神社神道の精神によって、敬神崇祖の精神を養うと共に道徳心を以て社会の秩序を守ることを基本とし、未来に羽ばたく若者を育てることが本校教育の基調です。

Visit naniwa.ed.jp

Key Findings

We analyzed Naniwa.ed.jp page load time and found that the first response time was 1 sec and then it took 5.1 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

naniwa.ed.jp performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value10.2 s

0/100

25%

SI (Speed Index)

Value15.6 s

0/100

10%

TBT (Total Blocking Time)

Value1,030 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.235

53/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

Network Requests Diagram

naniwa.ed.jp

1029 ms

styles.css

903 ms

mt.js

1481 ms

swfobject.js

1119 ms

swfobject_modified.js

387 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 84% of them (75 requests) were addressed to the original Naniwa.ed.jp, 9% (8 requests) were made to Trymax-rabbit.sakura.ne.jp and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Naniwa.ed.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.0 MB (69%)

Content Size

2.8 MB

After Optimization

891.5 kB

In fact, the total size of Naniwa.ed.jp main page is 2.8 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. 40% of websites need less resources to load. Images take 2.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 27.8 kB

  • Original 33.5 kB
  • After minification 29.3 kB
  • After compression 5.7 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 4.1 kB, which is 12% 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 27.8 kB or 83% of the original size.

Image Optimization

-68%

Potential reduce by 1.8 MB

  • Original 2.6 MB
  • After minification 812.3 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. Obviously, Naniwa needs image optimization as it can save up to 1.8 MB or 68% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 145.6 kB

  • Original 215.3 kB
  • After minification 204.2 kB
  • After compression 69.7 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 145.6 kB or 68% of the original size.

CSS Optimization

-81%

Potential reduce by 16.6 kB

  • Original 20.4 kB
  • After minification 13.6 kB
  • After compression 3.8 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. Naniwa.ed.jp needs all CSS files to be minified and compressed as it can save up to 16.6 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (38%)

Requests Now

86

After Optimization

53

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Naniwa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

naniwa.ed.jp accessibility score

53

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

Image elements do not have [alt] attributes

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

naniwa.ed.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

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

SEO Factors

naniwa.ed.jp SEO score

73

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    JA

  • Language Claimed

    N/A

  • Encoding

    UTF-8

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