Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 50

    SEO

    Google-friendlier than
    18% of websites

spectrum.yu-nagi.com

ス ペ ク ト オ ル

Page Load Speed

18.3 sec in total

First Response

614 ms

Resources Loaded

17.5 sec

Page Rendered

170 ms

spectrum.yu-nagi.com screenshot

About Website

Visit spectrum.yu-nagi.com now to see the best up-to-date Spectrum Yu Nagi content for Russia and also check out these interesting facts you probably never knew about spectrum.yu-nagi.com

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Key Findings

We analyzed Spectrum.yu-nagi.com page load time and found that the first response time was 614 ms and then it took 17.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

spectrum.yu-nagi.com performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value300 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.5 s

30/100

10%

Network Requests Diagram

spectrum.yu-nagi.com

614 ms

default.css

492 ms

commercial.css

439 ms

encount

558 ms

fire

574 ms

Our browser made a total of 201 requests to load all elements on the main page. We found that 3% of them (6 requests) were addressed to the original Spectrum.yu-nagi.com, 14% (29 requests) were made to Asumi.shinobi.jp and 6% (12 requests) were made to Ads.adaptv.advertising.com. The less responsive or slowest element that took the longest time to load (15.4 sec) relates to the external source Cache.send.microadinc.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 184.4 kB (47%)

Content Size

390.3 kB

After Optimization

206.0 kB

In fact, the total size of Spectrum.yu-nagi.com main page is 390.3 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. 30% of websites need less resources to load. Javascripts take 270.4 kB which makes up the majority of the site volume.

HTML Optimization

-69%

Potential reduce by 13.2 kB

  • Original 19.2 kB
  • After minification 18.8 kB
  • After compression 6.0 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 13.2 kB or 69% of the original size.

Image Optimization

-1%

Potential reduce by 819 B

  • Original 100.3 kB
  • After minification 99.5 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. Spectrum Yu Nagi images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 170.1 kB

  • Original 270.4 kB
  • After minification 269.4 kB
  • After compression 100.2 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 170.1 kB or 63% of the original size.

CSS Optimization

-56%

Potential reduce by 271 B

  • Original 480 B
  • After minification 408 B
  • After compression 209 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. Spectrum.yu-nagi.com needs all CSS files to be minified and compressed as it can save up to 271 B or 56% of the original size.

Requests Breakdown

Number of requests can be reduced by 105 (86%)

Requests Now

122

After Optimization

17

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Spectrum Yu Nagi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

spectrum.yu-nagi.com accessibility score

61

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

Best Practices

spectrum.yu-nagi.com best practices score

67

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

spectrum.yu-nagi.com SEO score

50

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Spectrum.yu-nagi.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 Spectrum.yu-nagi.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 description is not detected on the main page of Spectrum Yu Nagi. 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: