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carelab.info: Cybernetics and Reality Engineering (CARE) Laboratory

At CARE Lab, NAIST, Japan, we create tools of the future by using Virtual Reality (VR), Augmented Reality (AR) and beyond for human welfare.

Page load speed analysis

  • 58/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    649 ms

  • Resources loaded

    9.3 sec

  • Page rendered

    2.9 sec

  • Total page load time

    12.9 sec

Visit carelab.info now to see the best up-to-date CARE Lab content and also check out these interesting facts you probably never knew about carelab.info

We analyzed Carelab.info page load time and found that the first response time was 649 ms and then it took 12.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Page optimization

  • HTML 91.5 kB
    Images 1.9 MB
    Javascripts 0 B
    CSS 58.6 kB

    In fact, the total size of Carelab.info main page is 2.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

    • Original 91.5 kB
    • After minification 90.4 kB
    • After compression 16.8 kB

    HTML optimization

    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 74.7 kB or 82% of the original size.

    • Original 1.9 MB

    Image optimization

    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. CARE Lab images are well optimized though.

    • Original 58.6 kB
    • After minification 56.6 kB
    • After compression 8.7 kB

    CSS optimization

    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. Carelab.info needs all CSS files to be minified and compressed as it can save up to 49.9 kB or 85% of the original size.

Network requests diagram

  • carelab.info
  • style.min.css
  • style.css
  • responsive.css
  • jquery.sidr.light.min.css
  • jquery.js
  • jquery.sidr.min.js
  • fullframe-custom-scripts.min.js
  • style.css
  • navigation.min.js
  • skip-link-focus-fix.min.js
  • fitvids.min.js
  • jquery.cycle2.min.js
  • prettify.min.js
  • lazy-images.min.js
  • scripts.js
  • CARElogo_Y03_bold.png
  • us.png
  • jp.png
  • cropped-IMG_20190518_172043_2-1.jpg
  • manyhmds.jpg
  • htcvive.jpg
  • hololens_marsh.jpg
  • cherry_campus.jpg
  • cropped-2012-10-20-17.30.28.jpg
  • cropped-2012-10-25-18.53.19.small_.jpg
  • cropped-2016-05-25-10.07.39.jpg
  • banner-2048.png
  • Quest2.jpg
  • default_post_image-e1597397506675.jpeg
  • CongXi_MVE_Award.jpg
  • hmd_optics2.jpeg
  • MVIMG_20200923_123319.jpg
  • %E3%82%B5%E3%83%A0%E3%83%8D%E3%82%A4%E3%83%AB.png
  • Image-from-iOS-4-scaled.jpg
  • Image_from_iOS-1.jpg
  • %E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2020-08-21-14.50.07-1.png
  • Shetty_book.jpg
  • hololens2.jpg
  • nakano_kuma.png
  • XR1.jpg
  • award2.png
  • cluster_image-e1597403992894.jpg
  • Ukemochi.jpg
  • higashi_hitlabnz.jpg
  • nakano_interaction_movie.png
  • IMG_20200226_210955-min.jpg
  • DSC00147-min.jpg
  • S__15360032-300x225.jpg
  • iOS-%E3%81%AE%E7%94%BB%E5%83%8F.jpg
  • 1
  • collect

Our browser made a total of 54 requests to load all elements on the main page. We found that 31% of them (17 requests) were addressed to the original Carelab.info, 63% (34 requests) were made to Cdn.statically.io and 4% (2 requests) were made to C0.wp.com. The less responsive or slowest element that took the longest time to load (6.6 sec) relates to the external source Cdn.statically.io.

Additional info on carelab.info

Requests

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CARE Lab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

10

Javascripts

34

Images

6

CSS

50

All

Possible request optimization

1

Javascripts

34

Images

1

CSS

14

Optimized

36

All

Normal result

Redirects

As for redirects, our browser was forwarded to https://carelab.info/ before it reached this domain.

IP address

This IP address is dedicated to Carelab.info. This is the best domain hosting practice .

Normal result

IP Trace

carelab.info

118.27.35.88

DNS records

Type Host Target/ip TTL Other
A

carelab.info

118.27.35.88 300
NS

carelab.info

04.dnsv.jp 300
NS

carelab.info

01.dnsv.jp 300
NS

carelab.info

02.dnsv.jp 300
NS

carelab.info

03.dnsv.jp 300

Language and encoding

Good result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Carelab.info 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 Carelab.info 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.

HTTPS certificate

SSL Certificate

Carelab.info has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Poor result

Visitor World Map

The server of Carelab.info is located in Japan, but, unfortunately, we cannot identify the countries where the visitors come from and thus it’s impossible to define if the distance can potentially affect the page load time.

Good result

Poor result

Social Sharing Optimization

Open Graph description is not detected on the main page of CARE Lab. 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:

carelab.info

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