Tools & Wizards About Us
rambus.co.jp screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

rambus.co.jp

Rambus | Memory Interface Chips - Security IP - Interface IP

Page Load Speed

1.2 sec in total

First Response

118 ms

Resources Loaded

725 ms

Page Rendered

375 ms

rambus.co.jp screenshot

About Website

Click here to check amazing Rambus content. Otherwise, check out these important facts you probably never knew about rambus.co.jp

Dedicated to making data faster and safer, Rambus creates innovative hardware and services that drive technology advancements to data centers, IoT, AI & more!

Visit rambus.co.jp

Key Findings

We analyzed Rambus.co.jp page load time and found that the first response time was 118 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

rambus.co.jp performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

3/100

25%

SI (Speed Index)

Value5.9 s

48/100

10%

TBT (Total Blocking Time)

Value340 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.081

94/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

rambus.co.jp

118 ms

www.rambus.com

223 ms

frontend.js

17 ms

jquery.min.js

27 ms

jquery-migrate.min.js

47 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Rambus.co.jp, 88% (59 requests) were made to Rambus.com and 3% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (233 ms) relates to the external source Rambus.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 340.8 kB (31%)

Content Size

1.1 MB

After Optimization

770.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Rambus.co.jp main page is 1.1 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. 55% of websites need less resources to load. Images take 427.2 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 288.0 kB

  • Original 341.6 kB
  • After minification 338.3 kB
  • After compression 53.6 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 288.0 kB or 84% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 427.2 kB
  • After minification 427.2 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. Rambus images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 52.7 kB

  • Original 342.4 kB
  • After minification 342.2 kB
  • After compression 289.7 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 52.7 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (71%)

Requests Now

63

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 63 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rambus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

rambus.co.jp

rambus.co.jp

118 ms

www.rambus.com

www.rambus.com

223 ms

frontend.js

frontend.js

17 ms

jquery.min.js

jquery.min.js

27 ms

jquery-migrate.min.js

jquery-migrate.min.js

47 ms

n2.min.js

n2.min.js

85 ms

smartslider-frontend.min.js

smartslider-frontend.min.js

45 ms

ss-simple.min.js

ss-simple.min.js

89 ms

w-arrow-image.min.js

w-arrow-image.min.js

40 ms

w-bullet.min.js

w-bullet.min.js

43 ms

hoverIntent.min.js

hoverIntent.min.js

86 ms

superfish.min.js

superfish.min.js

87 ms

superfish.args.min.js

superfish.args.min.js

87 ms

skip-links.min.js

skip-links.min.js

85 ms

jquery.fitvids.min.js

jquery.fitvids.min.js

86 ms

fitvids-init.js

fitvids-init.js

104 ms

responsive-menus.min.js

responsive-menus.min.js

144 ms

genesis-sample.js

genesis-sample.js

109 ms

new-tab.js

new-tab.js

116 ms

ubermenu.min.js

ubermenu.min.js

107 ms

shiftnav.min.js

shiftnav.min.js

109 ms

imagesloaded.min.js

imagesloaded.min.js

133 ms

webpack-pro.runtime.min.js

webpack-pro.runtime.min.js

133 ms

webpack.runtime.min.js

webpack.runtime.min.js

133 ms

frontend-modules.min.js

frontend-modules.min.js

141 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

189 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

186 ms

wp-polyfill.min.js

wp-polyfill.min.js

187 ms

hooks.min.js

hooks.min.js

186 ms

i18n.min.js

i18n.min.js

190 ms

frontend.min.js

frontend.min.js

190 ms

waypoints.min.js

waypoints.min.js

188 ms

core.min.js

core.min.js

189 ms

frontend.min.js

frontend.min.js

189 ms

elements-handlers.min.js

elements-handlers.min.js

233 ms

gtm.js

gtm.js

73 ms

6si.min.js

6si.min.js

42 ms

insight.min.js

insight.min.js

25 ms

rambus-logo-white-200x50-1.png

rambus-logo-white-200x50-1.png

228 ms

search-icon.png

search-icon.png

233 ms

magnifying-glass.svg

magnifying-glass.svg

160 ms

globe-icon2.png

globe-icon2.png

159 ms

en.png

en.png

229 ms

zh.png

zh.png

230 ms

L1_Markets-Data-Center.jpg

L1_Markets-Data-Center.jpg

161 ms

Home_NextGen-Data-Centers-1.jpg

Home_NextGen-Data-Centers-1.jpg

228 ms

product-slider-memory-interface-chips.jpg

product-slider-memory-interface-chips.jpg

225 ms

product-slider-interface-ip.jpg

product-slider-interface-ip.jpg

226 ms

product-slider-security-ip.jpg

product-slider-security-ip.jpg

222 ms

Resource-Lib-AI-2-0-Driving-Demand-For-Memory-Performance.jpg

Resource-Lib-AI-2-0-Driving-Demand-For-Memory-Performance.jpg

226 ms

secure-lock.jpg

secure-lock.jpg

223 ms

korea.jpg

korea.jpg

223 ms

person-watching-webinar.jpg

person-watching-webinar.jpg

222 ms

Home_Corporate_Responsibility.jpg

Home_Corporate_Responsibility.jpg

223 ms

insight_tag_errors.gif

insight_tag_errors.gif

87 ms

Home_Rambus_Careers.jpg

Home_Rambus_Careers.jpg

222 ms

Home_Investors.jpg

Home_Investors.jpg

204 ms

facebook-grey.svg

facebook-grey.svg

218 ms

twitter-grey.svg

twitter-grey.svg

219 ms

youtube-grey.svg

youtube-grey.svg

214 ms

linkedin-grey.svg

linkedin-grey.svg

195 ms

blog-grey.svg

blog-grey.svg

199 ms

rambus-logo-blue-130px.png

rambus-logo-blue-130px.png

198 ms

font-awesome.min.css

font-awesome.min.css

54 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

20 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

42 ms

pd.js

pd.js

29 ms

Accessibility Review

rambus.co.jp 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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

rambus.co.jp best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rambus.co.jp SEO score

79

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

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

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 Rambus.co.jp 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 Rambus.co.jp 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

rambus.co.jp

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