Tools & Wizards About Us
rhk-tech.com screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

rhk-tech.com

RHK Nanoscience using R9plus - PanScan Freedom - Beetle UHV VT STM

Page Load Speed

2.9 sec in total

First Response

102 ms

Resources Loaded

2.5 sec

Page Rendered

334 ms

rhk-tech.com screenshot

About Website

Click here to check amazing RHK Tech content. Otherwise, check out these important facts you probably never knew about rhk-tech.com

Manufactures scanning probe microscopes "Pan Scan" accessories for research. Quantitative SPM & STM solutions for UHV, liquid, and controlled environment.

Visit rhk-tech.com

Key Findings

We analyzed Rhk-tech.com page load time and found that the first response time was 102 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

rhk-tech.com performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value840 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value16.8 s

5/100

10%

Network Requests Diagram

rhk-tech.com

102 ms

www.rhk-tech.com

146 ms

style.min.css

24 ms

bootstrap.min.css

57 ms

css

55 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 72% of them (49 requests) were addressed to the original Rhk-tech.com, 15% (10 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (184 ms) relates to the external source Google-analytics.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.1 kB (3%)

Content Size

1.9 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rhk-tech.com main page is 1.9 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. 70% of websites need less resources to load. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 37.6 kB

  • Original 47.8 kB
  • After minification 47.8 kB
  • After compression 10.2 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 37.6 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 11.2 kB

  • Original 1.7 MB
  • After minification 1.7 MB

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. RHK Tech images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 208 B

  • Original 87.3 kB
  • After minification 87.3 kB
  • After compression 87.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 70 B

  • Original 34.7 kB
  • After minification 34.7 kB
  • After compression 34.6 kB

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. Rhk-tech.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 29 (53%)

Requests Now

55

After Optimization

26

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RHK Tech. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

rhk-tech.com

rhk-tech.com

102 ms

www.rhk-tech.com

www.rhk-tech.com

146 ms

style.min.css

style.min.css

24 ms

bootstrap.min.css

bootstrap.min.css

57 ms

css

css

55 ms

style.css

style.css

46 ms

magnific-popup.css

magnific-popup.css

62 ms

mike.css

mike.css

50 ms

jquery.min.js

jquery.min.js

53 ms

jquery-migrate.min.js

jquery-migrate.min.js

49 ms

sharethis.js

sharethis.js

38 ms

forForms.css

forForms.css

47 ms

tips.css

tips.css

80 ms

8439415753.js

8439415753.js

85 ms

email-decode.min.js

email-decode.min.js

51 ms

dlm-xhr.min.js

dlm-xhr.min.js

80 ms

vendor.js

vendor.js

81 ms

custom.js

custom.js

81 ms

api.js

api.js

79 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

81 ms

jquery.cookie.js

jquery.cookie.js

82 ms

mike.js

mike.js

81 ms

analytics.js

analytics.js

184 ms

iconFb.png

iconFb.png

156 ms

iconTwitter.png

iconTwitter.png

43 ms

iconLI.png

iconLI.png

43 ms

LOGO.png

LOGO.png

43 ms

LOGOsmall.png

LOGOsmall.png

43 ms

searchIcon.png

searchIcon.png

39 ms

rotator-bg.jpg

rotator-bg.jpg

67 ms

rotator-curve.png

rotator-curve.png

67 ms

home-case-studies-bg-1-scaled.jpg

home-case-studies-bg-1-scaled.jpg

68 ms

rotator-arrow.png

rotator-arrow.png

66 ms

rotator-image-1.png

rotator-image-1.png

111 ms

rotator-image-r10-1.png

rotator-image-r10-1.png

78 ms

rotator-image-3.png

rotator-image-3.png

85 ms

PanScan-Lumin-SLT-Featured.jpg

PanScan-Lumin-SLT-Featured.jpg

84 ms

iotm-shadow.png

iotm-shadow.png

85 ms

rhk_lumin_featured_image-1-300x162.jpg

rhk_lumin_featured_image-1-300x162.jpg

102 ms

iconCal.png

iconCal.png

102 ms

Picture3-300x68.png

Picture3-300x68.png

104 ms

20240307_125653-225x300.jpg

20240307_125653-225x300.jpg

103 ms

Picture4-300x189.png

Picture4-300x189.png

106 ms

prod1.png

prod1.png

109 ms

products-arrow.png

products-arrow.png

104 ms

prod2.png

prod2.png

107 ms

prod4.png

prod4.png

107 ms

prod6.png

prod6.png

108 ms

customBG.jpg

customBG.jpg

130 ms

customBGleft.png

customBGleft.png

123 ms

contact-arrow.png

contact-arrow.png

118 ms

iconFBCyan.png

iconFBCyan.png

125 ms

iconTwitterCyan.png

iconTwitterCyan.png

132 ms

iconLICyan.png

iconLICyan.png

137 ms

bottomLogo.png

bottomLogo.png

135 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVQ.woff

45 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVQ.woff

58 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVQ.woff

77 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVQ.woff

78 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgshZ1x4gaVQ.woff

76 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWVAexg.woff

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk8ZkWVAexg.woff

76 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk5hkWVAexg.woff

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66 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkxhjWVAexg.woff

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkxhjWVAexg.woff

74 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkyFjWVAexg.woff

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0RkyFjWVAexg.woff

77 ms

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk0ZjWVAexg.woff

memQYaGs126MiZpBA-UFUIcVXSCEkx2cmqvXlWq8tWZ0Pw86hd0Rk0ZjWVAexg.woff

78 ms

collect

collect

45 ms

event

event

41 ms

js

js

72 ms

Accessibility Review

rhk-tech.com accessibility score

80

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role] values are not valid

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

rhk-tech.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

rhk-tech.com SEO score

89

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

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 Rhk-tech.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 Rhk-tech.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

rhk-tech.com

Open Graph data is detected on the main page of RHK Tech. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: