Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

englishnextdoor.com

英会話スクール池袋 English Next Door - 池袋で安い英会話スクール、外国人講師と学ぶプライベート・グループ・スカイプレッスン

Page Load Speed

5.8 sec in total

First Response

1.7 sec

Resources Loaded

3.9 sec

Page Rendered

207 ms

englishnextdoor.com screenshot

About Website

Welcome to englishnextdoor.com homepage info - get ready to check English Next Door best content right away, or after learning these important things about englishnextdoor.com

8:00~22:00営業 圧倒的なコスパ!池袋駅から徒歩2分!一流の先生と日本語で話しながら英語を学ぶこともOK。池袋のアットホームな空間でリラックスして英語を学ぼう。基礎英語、日常会話、ビジネス英語、TOEIC、字幕なしで海外ドラマを見るためなどのレッスンもあります。レッスン内容もそれぞれの生徒に合わせてカスタマイズ。これだけのクオリティなのに価格が安い!

Visit englishnextdoor.com

Key Findings

We analyzed Englishnextdoor.com page load time and found that the first response time was 1.7 sec and then it took 4.1 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

englishnextdoor.com performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value10.0 s

9/100

10%

TBT (Total Blocking Time)

Value140 ms

95/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

englishnextdoor.com

1688 ms

wp-emoji-release.min.js

175 ms

styles.css

335 ms

styles.css

341 ms

cff-style.css

343 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that 85% of them (47 requests) were addressed to the original Englishnextdoor.com, 4% (2 requests) were made to Maxcdn.bootstrapcdn.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Englishnextdoor.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 85.8 kB (5%)

Content Size

1.6 MB

After Optimization

1.5 MB

In fact, the total size of Englishnextdoor.com main page is 1.6 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. 45% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 41.3 kB

  • Original 52.0 kB
  • After minification 50.6 kB
  • After compression 10.7 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. 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 41.3 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 12 B

  • Original 1.3 MB
  • After minification 1.3 MB

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. English Next Door images are well optimized though.

JavaScript Optimization

-30%

Potential reduce by 38.4 kB

  • Original 128.7 kB
  • After minification 128.7 kB
  • After compression 90.4 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 38.4 kB or 30% of the original size.

CSS Optimization

-11%

Potential reduce by 6.1 kB

  • Original 56.0 kB
  • After minification 56.0 kB
  • After compression 49.9 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. Englishnextdoor.com needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (60%)

Requests Now

50

After Optimization

20

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of English Next Door. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

englishnextdoor.com accessibility score

71

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

englishnextdoor.com 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

High

Page has valid source maps

SEO Factors

englishnextdoor.com SEO score

92

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

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 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 Englishnextdoor.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 Englishnextdoor.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

Open Graph data is detected on the main page of English Next Door. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: