Tools & Wizards About Us

Report Summary

  • 84

    Performance

    Renders faster than
    88% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

nano-lab.com

Carbon nanotube manufacturer & product development services, US based

Page Load Speed

528 ms in total

First Response

76 ms

Resources Loaded

293 ms

Page Rendered

159 ms

About Website

Visit nano-lab.com now to see the best up-to-date Nano Lab content for United States and also check out these interesting facts you probably never knew about nano-lab.com

Carbon nanotubes (multi & single wall), CNT forests, & nanoparticles are materials we manufacture, & use to develop sensors, composites, inks, & devices.>

Visit nano-lab.com

Key Findings

We analyzed Nano-lab.com page load time and found that the first response time was 76 ms and then it took 452 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

nano-lab.com performance score

84

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

55/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

62/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.034

100/100

15%

TTI (Time to Interactive)

Value4.3 s

84/100

10%

Network Requests Diagram

www.nano-lab.com

76 ms

logo.gif

31 ms

SuScript.js

17 ms

urchin.js

11 ms

dot.gif

61 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 5% of them (1 request) were addressed to the original Nano-lab.com, 86% (18 requests) were made to Sep.turbifycdn.com and 5% (1 request) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (152 ms) relates to the external source Sep.turbifycdn.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 286.4 kB (11%)

Content Size

2.7 MB

After Optimization

2.4 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Nano-lab.com main page is 2.7 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. 20% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 6.6 kB

  • Original 8.8 kB
  • After minification 8.2 kB
  • After compression 2.1 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 6.6 kB or 76% of the original size.

Image Optimization

-10%

Potential reduce by 278.5 kB

  • Original 2.7 MB
  • After minification 2.4 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. Nano Lab images are well optimized though.

JavaScript Optimization

-15%

Potential reduce by 1.2 kB

  • Original 7.8 kB
  • After minification 7.8 kB
  • After compression 6.6 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 1.2 kB or 15% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

20

After Optimization

20

  • Images
  • JavaScript

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nano Lab. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

nano-lab.com accessibility score

75

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

nano-lab.com 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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

nano-lab.com SEO score

74

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

robots.txt is not valid

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

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Nano-lab.com 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 Nano-lab.com main page’s claimed encoding is . Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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