Tools & Wizards About Us
harmonicdrive.net screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

harmonicdrive.net

Harmonic Drive® High Precision Gear | Harmonic Drive

Page Load Speed

871 ms in total

First Response

63 ms

Resources Loaded

519 ms

Page Rendered

289 ms

harmonicdrive.net screenshot

About Website

Welcome to harmonicdrive.net homepage info - get ready to check Harmonic Drive best content for Sweden right away, or after learning these important things about harmonicdrive.net

We manufacture high-precision, zero-backlash Harmonic Drive® Strain Wave Gears. Trusted industry leader for over 50 years

Visit harmonicdrive.net

Key Findings

We analyzed Harmonicdrive.net page load time and found that the first response time was 63 ms and then it took 808 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

harmonicdrive.net performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

43/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.062

97/100

15%

TTI (Time to Interactive)

Value7.4 s

49/100

10%

Network Requests Diagram

harmonicdrive.net

63 ms

www.harmonicdrive.net

95 ms

css

12 ms

js

71 ms

js

22 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 86% of them (30 requests) were addressed to the original Harmonicdrive.net, 6% (2 requests) were made to Googletagmanager.com and 3% (1 request) were made to Maps.googleapis.com. The less responsive or slowest element that took the longest time to load (286 ms) relates to the external source Ws.zoominfo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 456.5 kB (29%)

Content Size

1.6 MB

After Optimization

1.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Harmonicdrive.net main page is 1.6 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. 45% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 88.0 kB

  • Original 99.3 kB
  • After minification 61.6 kB
  • After compression 11.3 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. This page needs HTML code to be minified as it can gain 37.7 kB, which is 38% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 88.0 kB or 89% of the original size.

Image Optimization

-27%

Potential reduce by 368.6 kB

  • Original 1.4 MB
  • After minification 1.0 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. Obviously, Harmonic Drive needs image optimization as it can save up to 368.6 kB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 0 B

  • Original 79.9 kB
  • After minification 79.9 kB
  • After compression 79.9 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.

Requests Breakdown

Number of requests can be reduced by 5 (16%)

Requests Now

32

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Harmonic Drive. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

harmonicdrive.net

harmonicdrive.net

63 ms

www.harmonicdrive.net

www.harmonicdrive.net

95 ms

css

css

12 ms

js

js

71 ms

js

js

22 ms

js

js

55 ms

611bf34aa5540f001c55a047

611bf34aa5540f001c55a047

286 ms

gtm.js

gtm.js

187 ms

cyan-dual-logos-ms.jpeg

cyan-dual-logos-ms.jpeg

181 ms

widget-loader.js

widget-loader.js

172 ms

logo.gif

logo.gif

43 ms

shacg-reflect.png

shacg-reflect.png

43 ms

shg25uh5.jpg

shg25uh5.jpg

46 ms

csd252agr4.jpg

csd252agr4.jpg

50 ms

hpn-20l-small.jpg

hpn-20l-small.jpg

55 ms

csf081u3601.jpg

csf081u3601.jpg

55 ms

kdu.jpg

kdu.jpg

51 ms

hdi.png

hdi.png

50 ms

lah-80.png

lah-80.png

53 ms

servo.png

servo.png

56 ms

lsa-reflect.png

lsa-reflect.png

53 ms

micro-encoder.jpg

micro-encoder.jpg

57 ms

custom-design.jpg

custom-design.jpg

56 ms

csf-reflect.png

csf-reflect.png

58 ms

containers-sk-2.jpg

containers-sk-2.jpg

61 ms

hpg-rack-pinion.jpg

hpg-rack-pinion.jpg

59 ms

new-product1.png

new-product1.png

60 ms

thumbnail_semicon-banner24v2.jpg

thumbnail_semicon-banner24v2.jpg

59 ms

new-products-box.jpg

new-products-box.jpg

61 ms

csf-ulw-side-blue_m.jpg

csf-ulw-side-blue_m.jpg

65 ms

csd-exploded-box.jpg

csd-exploded-box.jpg

65 ms

icon-linkedin.png

icon-linkedin.png

67 ms

icon-twitter.png

icon-twitter.png

65 ms

icon-youtube.png

icon-youtube.png

65 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

53 ms

Accessibility Review

harmonicdrive.net accessibility score

82

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

harmonicdrive.net best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

harmonicdrive.net SEO score

80

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

High

Image elements do not have [alt] attributes

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 Harmonicdrive.net 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 Harmonicdrive.net 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

harmonicdrive.net

Open Graph description is not detected on the main page of Harmonic Drive. 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: