Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

soldering.jp

A Lecture on Soldering By The Soldering Craftsman HOME

Page Load Speed

2.9 sec in total

First Response

511 ms

Resources Loaded

2.3 sec

Page Rendered

111 ms

soldering.jp screenshot

About Website

Visit soldering.jp now to see the best up-to-date Soldering content and also check out these interesting facts you probably never knew about soldering.jp

This website provides you our accumulated know-how on soldering using text and pictures, free of charge. We would be very happy if our contents help you to upgrade your skills.

Visit soldering.jp

Key Findings

We analyzed Soldering.jp page load time and found that the first response time was 511 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

soldering.jp performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.6 s

5/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.5 s

48/100

10%

Network Requests Diagram

soldering.jp

511 ms

style.css

169 ms

_else.css

335 ms

style.css

369 ms

index.css

336 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 94% of them (31 requests) were addressed to the original Soldering.jp, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (664 ms) belongs to the original domain Soldering.jp.

Page Optimization Overview & Recommendations

Page size can be reduced by 32.2 kB (7%)

Content Size

486.0 kB

After Optimization

453.8 kB

In fact, the total size of Soldering.jp main page is 486.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 368.6 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 8.4 kB

  • Original 11.2 kB
  • After minification 11.1 kB
  • After compression 2.8 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 8.4 kB or 75% of the original size.

Image Optimization

-4%

Potential reduce by 14.9 kB

  • Original 368.6 kB
  • After minification 353.6 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. Soldering images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 5.4 kB

  • Original 74.1 kB
  • After minification 74.1 kB
  • After compression 68.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-11%

Potential reduce by 3.5 kB

  • Original 32.2 kB
  • After minification 32.0 kB
  • After compression 28.7 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. Soldering.jp needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (63%)

Requests Now

32

After Optimization

12

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Soldering. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

soldering.jp accessibility score

93

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.

Best Practices

soldering.jp best practices score

75

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

SEO Factors

soldering.jp SEO score

67

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Soldering.jp can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Japanese language. Our system also found out that Soldering.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 data is detected on the main page of Soldering. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: