Tools & Wizards About Us
rfcnn.com screenshot

Report Summary

  • 77

    Performance

    Renders faster than
    84% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

rfcnn.com

RF Coaxial Connectors, Adapters and Cable Assemblies -LenoRF

Page Load Speed

4.8 sec in total

First Response

60 ms

Resources Loaded

4.3 sec

Page Rendered

416 ms

rfcnn.com screenshot

About Website

Click here to check amazing RF Cnn content. Otherwise, check out these important facts you probably never knew about rfcnn.com

LenoRF Industry co.,Ltd. is an experienced manufacturer for RF coaxial connectors,cable assemblies and adapters, products including SMA connector, type-N connector, 1.0 mm connector up to 110 GHz.

Visit rfcnn.com

Key Findings

We analyzed Rfcnn.com page load time and found that the first response time was 60 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

rfcnn.com performance score

77

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value3.0 s

94/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value5.6 s

69/100

10%

Network Requests Diagram

www.rfcnn.com

60 ms

inlineStyle.css

84 ms

js

61 ms

speedLazyLoad.min.js

45 ms

bt-yycj.png

530 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Rfcnn.com, 35% (16 requests) were made to Static.rfcnn.com and 28% (13 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (3.5 sec) relates to the external source G0.leadongcdn.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 308.8 kB (26%)

Content Size

1.2 MB

After Optimization

885.7 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rfcnn.com main page is 1.2 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. 25% of websites need less resources to load. Images take 687.2 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 281.5 kB

  • Original 334.0 kB
  • After minification 334.0 kB
  • After compression 52.5 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 281.5 kB or 84% of the original size.

Image Optimization

-1%

Potential reduce by 4.0 kB

  • Original 687.2 kB
  • After minification 683.2 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. RF Cnn images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 23.3 kB

  • Original 173.3 kB
  • After minification 173.3 kB
  • After compression 150.0 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 23.3 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 14 (31%)

Requests Now

45

After Optimization

31

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RF Cnn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.rfcnn.com

www.rfcnn.com

60 ms

inlineStyle.css

inlineStyle.css

84 ms

js

js

61 ms

speedLazyLoad.min.js

speedLazyLoad.min.js

45 ms

bt-yycj.png

bt-yycj.png

530 ms

about-bj.jpg

about-bj.jpg

578 ms

bt-about.png

bt-about.png

346 ms

about-bj.jpg

about-bj.jpg

433 ms

about.png

about.png

3425 ms

about.png

about.png

1633 ms

captcha

captcha

77 ms

1fa2qrfvt

1fa2qrfvt

206 ms

about.png

about.png

775 ms

dibu.jpg

dibu.jpg

903 ms

bt-new.png

bt-new.png

780 ms

shouyezuoshangjiaotupian-60-60.jpg

shouyezuoshangjiaotupian-60-60.jpg

439 ms

style4tiny.png

style4tiny.png

30 ms

transparent.png

transparent.png

35 ms

0.jpg

0.jpg

27 ms

banner1-1_kantuwang-60-60.jpg

banner1-1_kantuwang-60-60.jpg

1516 ms

banner-sj-1_kantuwang-60-60.jpg

banner-sj-1_kantuwang-60-60.jpg

341 ms

banner1-1_kantuwang.jpg

banner1-1_kantuwang.jpg

498 ms

banner2-1_kantuwang.jpg

banner2-1_kantuwang.jpg

442 ms

banner-sj-1_kantuwang.jpg

banner-sj-1_kantuwang.jpg

511 ms

banner-sj-2_kantuwang.jpg

banner-sj-2_kantuwang.jpg

375 ms

hz-200-200.jpg

hz-200-200.jpg

2194 ms

hz-200-200.jpg

hz-200-200.jpg

772 ms

LOGO-kaobei-60-60.png

LOGO-kaobei-60-60.png

627 ms

style123tiny.png

style123tiny.png

504 ms

E-mail-Subscriptions.jpg

E-mail-Subscriptions.jpg

1868 ms

about-bj.png

about-bj.png

542 ms

about.png

about.png

587 ms

dibu.jpg

dibu.jpg

526 ms

bt-hz.png

bt-hz.png

3547 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

165 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

57 ms

twk-event-polyfill.js

twk-event-polyfill.js

190 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

60 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

176 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

203 ms

twk-main.js

twk-main.js

114 ms

twk-vendor.js

twk-vendor.js

159 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

239 ms

twk-chunk-common.js

twk-chunk-common.js

287 ms

twk-runtime.js

twk-runtime.js

217 ms

twk-app.js

twk-app.js

224 ms

Accessibility Review

rfcnn.com accessibility score

88

Accessibility Issues

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

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

rfcnn.com best practices score

83

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

rfcnn.com SEO score

85

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

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

High

Tap targets are not sized appropriately

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 Rfcnn.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 Rfcnn.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

rfcnn.com

Open Graph description is not detected on the main page of RF Cnn. 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: