Tools & Wizards About Us
zb-fan.net screenshot

Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

zb-fan.net

【旧】ずうとるびファンサイト

Page Load Speed

12.3 sec in total

First Response

586 ms

Resources Loaded

11.6 sec

Page Rendered

141 ms

zb-fan.net screenshot

About Website

Visit zb-fan.net now to see the best up-to-date Zb Fan content and also check out these interesting facts you probably never knew about zb-fan.net

ずうとるびファンサイトは移転しました。http://zutorubi-fans.net/

Visit zb-fan.net

Key Findings

We analyzed Zb-fan.net page load time and found that the first response time was 586 ms and then it took 11.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

zb-fan.net performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.7 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.7 s

100/100

25%

SI (Speed Index)

Value1.2 s

100/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

zb-fan.net

586 ms

top1.gif

163 ms

top2.gif

314 ms

profile1.gif

321 ms

profile2.gif

328 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 88% of them (22 requests) were addressed to the original Zb-fan.net, 8% (2 requests) were made to Tracker.kantan-access.com and 4% (1 request) were made to Hpcounter.nifty.com. The less responsive or slowest element that took the longest time to load (10.4 sec) relates to the external source Tracker.kantan-access.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 16.5 kB (31%)

Content Size

52.9 kB

After Optimization

36.3 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Zb-fan.net main page is 52.9 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. Only 5% of websites need less resources to load. Images take 31.5 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 10.0 kB

  • Original 13.6 kB
  • After minification 12.2 kB
  • After compression 3.6 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. This page needs HTML code to be minified as it can gain 1.4 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 10.0 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 684 B

  • Original 31.5 kB
  • After minification 30.8 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. Zb Fan images are well optimized though.

JavaScript Optimization

-76%

Potential reduce by 5.9 kB

  • Original 7.8 kB
  • After minification 5.9 kB
  • After compression 1.8 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 5.9 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (29%)

Requests Now

24

After Optimization

17

  • Images
  • JavaScript

The browser has sent 24 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zb Fan. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

zb-fan.net

zb-fan.net

586 ms

top1.gif

top1.gif

163 ms

top2.gif

top2.gif

314 ms

profile1.gif

profile1.gif

321 ms

profile2.gif

profile2.gif

328 ms

history1.gif

history1.gif

338 ms

history2.gif

history2.gif

366 ms

discography1.gif

discography1.gif

387 ms

discography2.gif

discography2.gif

471 ms

live_event1.gif

live_event1.gif

474 ms

live_event2.gif

live_event2.gif

490 ms

about_us.gif

about_us.gif

505 ms

about_us2.gif

about_us2.gif

545 ms

blog.gif

blog.gif

581 ms

blog2.gif

blog2.gif

625 ms

bbs1.gif

bbs1.gif

631 ms

bbs2.gif

bbs2.gif

653 ms

mail1.gif

mail1.gif

671 ms

mail2.gif

mail2.gif

725 ms

logo1111.gif

logo1111.gif

776 ms

logo211.gif

logo211.gif

780 ms

top_950.jpg

top_950.jpg

939 ms

counter.cgi

counter.cgi

531 ms

ja.js

ja.js

601 ms

track.gif

track.gif

10390 ms

Accessibility Review

zb-fan.net accessibility score

100

Accessibility Issues

Best Practices

zb-fan.net 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

SEO Factors

zb-fan.net 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

    JA

  • Language Claimed

    JA

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zb-fan.net 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 Zb-fan.net 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

zb-fan.net

Open Graph description is not detected on the main page of Zb Fan. 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: