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istar.co screenshot

Report Summary

  • 97

    Performance

    Renders faster than
    94% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

istar.co

Premier IPC Hardware Manufacturer and Complete OEM/ODM Solutions

Page Load Speed

833 ms in total

First Response

12 ms

Resources Loaded

696 ms

Page Rendered

125 ms

istar.co screenshot

About Website

Click here to check amazing Istar content. Otherwise, check out these important facts you probably never knew about istar.co

iStarUSA has over 20 years of experience in the industrial computers industry. We are a leading manufacturer of rackmount chassis, redundant power supplies, and server cabinets. We also specialize in ...

Visit istar.co

Key Findings

We analyzed Istar.co page load time and found that the first response time was 12 ms and then it took 821 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

istar.co performance score

97

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value2.1 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value2.1 s

99/100

10%

Network Requests Diagram

istar.co

12 ms

www.istarusa.com

196 ms

main.css

145 ms

css

33 ms

iStarUSA_T.png

120 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Istar.co, 93% (28 requests) were made to Istarusa.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (488 ms) relates to the external source Istarusa.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 96.6 kB (36%)

Content Size

265.9 kB

After Optimization

169.3 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Istar.co main page is 265.9 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 231.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 14.2 kB

  • Original 17.8 kB
  • After minification 12.0 kB
  • After compression 3.7 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 5.9 kB, which is 33% 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 14.2 kB or 79% of the original size.

Image Optimization

-32%

Potential reduce by 74.1 kB

  • Original 231.8 kB
  • After minification 157.7 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. Obviously, Istar needs image optimization as it can save up to 74.1 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-51%

Potential reduce by 8.3 kB

  • Original 16.2 kB
  • After minification 16.2 kB
  • After compression 7.9 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. Istar.co needs all CSS files to be minified and compressed as it can save up to 8.3 kB or 51% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (18%)

Requests Now

28

After Optimization

23

  • Images
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Istar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

istar.co

istar.co

12 ms

www.istarusa.com

www.istarusa.com

196 ms

main.css

main.css

145 ms

css

css

33 ms

iStarUSA_T.png

iStarUSA_T.png

120 ms

line_t.png

line_t.png

121 ms

isr.jpg

isr.jpg

120 ms

tr.jpg

tr.jpg

124 ms

jp.jpg

jp.jpg

121 ms

kor.jpg

kor.jpg

180 ms

tw.jpg

tw.jpg

183 ms

cn.jpg

cn.jpg

192 ms

sg.jpg

sg.jpg

184 ms

th.jpg

th.jpg

184 ms

my.jpg

my.jpg

214 ms

gr.jpg

gr.jpg

269 ms

pol.jpg

pol.jpg

269 ms

gb.jpg

gb.jpg

269 ms

mexc.jpg

mexc.jpg

269 ms

br.jpg

br.jpg

270 ms

usa.jpg

usa.jpg

275 ms

ca.jpg

ca.jpg

314 ms

au.jpg

au.jpg

328 ms

map.png

map.png

488 ms

fooder_bg.jpg

fooder_bg.jpg

283 ms

google+.png

google+.png

178 ms

youtube1.png

youtube1.png

191 ms

in.png

in.png

230 ms

facebook.png

facebook.png

239 ms

twitter1.png

twitter1.png

244 ms

Accessibility Review

istar.co accessibility score

70

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

istar.co 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

istar.co SEO score

81

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Istar.co can be misinterpreted by Google and other search engines. Our service has detected that English 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 Istar.co 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

istar.co

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