Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 54

    Accessibility

    Visual factors better than
    that of 23% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

pais.ac

Princeton Academy International School, Tokyo; The American Kindergarten in Tokyo. The only International School in Japan with extended childcare serv...

Page Load Speed

3.2 sec in total

First Response

552 ms

Resources Loaded

2.2 sec

Page Rendered

479 ms

About Website

Welcome to pais.ac homepage info - get ready to check Pais best content right away, or after learning these important things about pais.ac

Princeton Academy International School (Kindergarten & Preschool) is a the American Kindergarten in Tokyo with extended childcare services.

Visit pais.ac

Key Findings

We analyzed Pais.ac page load time and found that the first response time was 552 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

pais.ac performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value20.5 s

0/100

25%

SI (Speed Index)

Value8.9 s

15/100

10%

TBT (Total Blocking Time)

Value4,270 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value19.1 s

3/100

10%

Network Requests Diagram

pais.ac

552 ms

style.css

342 ms

pa-logo.jpg

1403 ms

b_f9a88-XzQ

137 ms

zhOJZygpHZ0

520 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 33% of them (10 requests) were addressed to the original Pais.ac, 23% (7 requests) were made to Youtube.com and 20% (6 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Pais.ac.

Page Optimization Overview & Recommendations

Page size can be reduced by 130.3 kB (2%)

Content Size

5.8 MB

After Optimization

5.7 MB

In fact, the total size of Pais.ac main page is 5.8 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. 50% of websites need less resources to load. Images take 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 3.8 kB

  • Original 6.0 kB
  • After minification 5.6 kB
  • After compression 2.2 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 3.8 kB or 63% of the original size.

Image Optimization

-2%

Potential reduce by 123.9 kB

  • Original 5.6 MB
  • After minification 5.5 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. Pais images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 2.5 kB

  • Original 157.9 kB
  • After minification 157.9 kB
  • After compression 155.4 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 175 B

  • Original 60.8 kB
  • After minification 60.8 kB
  • After compression 60.7 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. Pais.ac has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (15%)

Requests Now

27

After Optimization

23

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pais. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

pais.ac accessibility score

54

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Best Practices

pais.ac best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

High

Page has valid source maps

SEO Factors

pais.ac SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Pais.ac can be misinterpreted by Google and other search engines. Our service has detected that English 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 Pais.ac 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 Pais. 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: