Tools & Wizards About Us

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

rendaku.com

Startpage - Private Search Engine. No Tracking. No Search History.

Page Load Speed

2.1 sec in total

First Response

39 ms

Resources Loaded

1.8 sec

Page Rendered

249 ms

About Website

Welcome to rendaku.com homepage info - get ready to check Rendaku best content right away, or after learning these important things about rendaku.com

Search and browse the internet without being tracked or targeted. Startpage is the world's most private search engine. Use Startpage to protect your personal data.

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Key Findings

We analyzed Rendaku.com page load time and found that the first response time was 39 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

rendaku.com performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

55/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value970 ms

28/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.4 s

71/100

10%

Network Requests Diagram

rendaku.com

39 ms

startpage.com

421 ms

www.startpage.com

763 ms

deps.js

160 ms

runtime.js

244 ms

Our browser made a total of 15 requests to load all elements on the main page. We found that 7% of them (1 request) were addressed to the original Rendaku.com, 93% (14 requests) were made to Startpage.com. The less responsive or slowest element that took the longest time to load (763 ms) relates to the external source Startpage.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 130.1 kB (36%)

Content Size

362.5 kB

After Optimization

232.4 kB

  • HTML
  • JavaScript

In fact, the total size of Rendaku.com main page is 362.5 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 10% of websites need less resources to load. Javascripts take 245.7 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 96.0 kB

  • Original 116.9 kB
  • After minification 116.6 kB
  • After compression 20.9 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 96.0 kB or 82% of the original size.

JavaScript Optimization

-14%

Potential reduce by 34.2 kB

  • Original 245.7 kB
  • After minification 245.7 kB
  • After compression 211.5 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 34.2 kB or 14% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

12

After Optimization

12

  • Images
  • JavaScript

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rendaku. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

rendaku.com accessibility score

98

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

rendaku.com 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

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

rendaku.com SEO score

100

Search Engine Optimization Advices

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 uses legible font sizes

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rendaku.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Rendaku.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 data is detected on the main page of Rendaku. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: