Analyze

nrb.com.cn: 常州光洋轴承股份有限公司-官网

常州光洋轴承股份有限公司主要产品为滚针轴承、滚子轴承、离合器分离轴承与轮毂轴承单元、同步器中间环及工程机械轴承等,产品主要运用于汽车变速器、离合器、重卡车桥和轮毂等重要总成,是主机的重要部件。

Page load speed analysis

  • 61/100

    Normal result
  • 7

    Successful tests
  • 1

    Failed test
  • First response

    1.9 sec

  • Resources loaded

    18.2 sec

  • Page rendered

    157 ms

  • Total page load time

    20.2 sec

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

We analyzed Nrb.com.cn page load time and found that the first response time was 1.9 sec and then it took 18.3 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 27.8 kB
    Images 387.6 kB
    Javascripts 129.7 kB
    CSS 68.6 kB

    In fact, the total size of Nrb.com.cn main page is 613.7 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. 15% of websites need less resources to load. Images take 387.6 kB which makes up the majority of the site volume.

    • Original 27.8 kB
    • After minification 25.4 kB
    • After compression 6.1 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 21.7 kB or 78% of the original size.

    • Original 387.6 kB
    • After optimization 386.1 kB

    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. Nrb images are well optimized though.

    • Original 129.7 kB
    • After minification 123.5 kB
    • After compression 40.4 kB

    JavaScript optimization

    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 89.4 kB or 69% of the original size.

    • Original 68.6 kB
    • After minification 68.5 kB
    • After compression 9.2 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. Nrb.com.cn needs all CSS files to be minified and compressed as it can save up to 59.4 kB or 87% of the original size.

Network requests diagram

  • nrb.com.cn
  • www.nrb.com.cn
  • lib.min.css
  • page_index.min.css
  • jquery.js
  • lib.min.js
  • nav.js
  • png.js
  • visittrack.js
  • index_03.jpg
  • index_05.jpg
  • cad72b4a-b47d-4c27-979a-96f1b42431ad.jpg
  • zw.jpg
  • en.jpg
  • 46e536a9-c6c9-489f-b664-ef9f38ee4793.jpg
  • input-bg.gif
  • btn-blue1-07.gif
  • ceb5c8e7-2ad3-449e-9186-05c1e9ecffae.JPG
  • index_07.jpg
  • index_08.jpg
  • index_12.jpg
  • index_13.jpg
  • index_14.jpg
  • icon-09.gif
  • index_15.jpg
  • 91aca421-619f-43b3-8ee7-f5a3d5d7686e.jpg
  • 8dd3b138-25bc-4b54-b316-659edd0b8c84.jpg
  • f78a8d50-1b08-4b22-8068-41a24a219871.jpg
  • 1fabd527-bb6a-4176-b556-7235519cf3b0.jpg

Our browser made a total of 31 requests to load all elements on the main page. We found that 97% of them (30 requests) were addressed to the original Nrb.com.cn, 3% (1 request) were made to Ztouch2.gather.shushang-z.cn. The less responsive or slowest element that took the longest time to load (12.8 sec) belongs to the original domain Nrb.com.cn.

Additional info on nrb.com.cn

Requests

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nrb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

7

Javascripts

20

Images

2

CSS

29

All

Possible request optimization

1

Javascripts

11

Images

2

CSS

15

Optimized

14

All

Normal result

Redirects

As for redirects, our browser was forwarded to http://www.nrb.com.cn/ before it reached this domain.

IP address

This IP address is dedicated to Nrb.com.cn. This is the best domain hosting practice .

Normal result

IP Trace

nrb.com.cn

106.15.202.16

DNS records

Type Host Target/ip TTL Other
A

nrb.com.cn

106.15.202.16 593
NS

nrb.com.cn

ns1.sfn.cn 86400
NS

nrb.com.cn

ns2.sfn.cn 86400
SOA

nrb.com.cn

86399 Mname: ns1.sfn.cn
Rname: root.ns1.sfn.cn
Serial: 2006240430
Refresh: 600
Retry: 120
Expire: 604800
Minimum-ttl: 7200
MX

nrb.com.cn

mail.nrb.com.cn 86400 Pri: 10

Language and encoding

Normal result

Language

ZH zh language flag

Detected

N/A  language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nrb.com.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Nrb.com.cn 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

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

Normal result

Visitor World Map

The server of Nrb.com.cn is located in China, 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 Nrb. 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:

nrb.com.cn

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