Tools & Wizards About Us
hir-net.com screenshot

Report Summary

  • 99

    Performance

    Renders faster than
    96% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 74

    SEO

    Google-friendlier than
    32% of websites

hir-net.com

HIR-NET 平林雅英ホームページ（エイチ アイ アール・ネット）

Page Load Speed

2.7 sec in total

First Response

566 ms

Resources Loaded

2 sec

Page Rendered

149 ms

hir-net.com screenshot

About Website

Visit hir-net.com now to see the best up-to-date HIR NET content for Japan and also check out these interesting facts you probably never knew about hir-net.com

『パソコン・インターネットの教え方』『ANSI C言語辞典』『ANSI C/C++辞典』『Ｃ言語による最新プログラム事典』などの著作でおなじみの平林雅英のホームページ。CG作品や自作ソフトウェアの紹介もしています。

Visit hir-net.com

Key Findings

We analyzed Hir-net.com page load time and found that the first response time was 566 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

hir-net.com performance score

99

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

94/100

10%

LCP (Largest Contentful Paint)

Value1.6 s

99/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.6 s

100/100

10%

Network Requests Diagram

hir-net.com

566 ms

www.hir-net.com

663 ms

css.js

180 ms

nn.css

177 ms

book22.140x200.jpg

204 ms

Our browser made a total of 11 requests to load all elements on the main page. We found that all of those requests were addressed to Hir-net.com and no external sources were called. The less responsive or slowest element that took the longest time to load (663 ms) belongs to the original domain Hir-net.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 11.7 kB (42%)

Content Size

28.0 kB

After Optimization

16.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hir-net.com main page is 28.0 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 13.3 kB which makes up the majority of the site volume.

HTML Optimization

-68%

Potential reduce by 8.8 kB

  • Original 12.8 kB
  • After minification 12.8 kB
  • After compression 4.1 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 8.8 kB or 68% of the original size.

Image Optimization

-13%

Potential reduce by 1.7 kB

  • Original 13.3 kB
  • After minification 11.7 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, HIR NET needs image optimization as it can save up to 1.7 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-55%

Potential reduce by 294 B

  • Original 531 B
  • After minification 447 B
  • After compression 237 B

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 294 B or 55% of the original size.

CSS Optimization

-75%

Potential reduce by 989 B

  • Original 1.3 kB
  • After minification 1.0 kB
  • After compression 328 B

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. Hir-net.com needs all CSS files to be minified and compressed as it can save up to 989 B or 75% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HIR NET. According to our analytics all requests are already optimized.

Network Requests Diagram

hir-net.com

hir-net.com

566 ms

www.hir-net.com

www.hir-net.com

663 ms

css.js

css.js

180 ms

nn.css

nn.css

177 ms

book22.140x200.jpg

book22.140x200.jpg

204 ms

icon.jpg

icon.jpg

178 ms

ga11a1.jpg

ga11a1.jpg

352 ms

leaves.jpg

leaves.jpg

347 ms

fuurin.jpg

fuurin.jpg

375 ms

ma1.400x36.gif

ma1.400x36.gif

339 ms

ma2.286x36.gif

ma2.286x36.gif

376 ms

Accessibility Review

hir-net.com accessibility score

73

Accessibility Issues

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

hir-net.com best practices score

75

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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

hir-net.com SEO score

74

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

    X-SJIS

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hir-net.com 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 Hir-net.com main page’s claimed encoding is x-sjis. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

hir-net.com

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