Tools & Wizards About Us

Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

selectscience.com

SelectScience | Trusted Information for Laboratory Scientists

Page Load Speed

41.3 sec in total

First Response

97 ms

Resources Loaded

2.2 sec

Page Rendered

39.1 sec

About Website

Click here to check amazing Select Science content. Otherwise, check out these important facts you probably never knew about selectscience.com

Find laboratory products, impartial reviews, application articles, videos and the latest news on SelectScience.

Visit selectscience.com

Key Findings

We analyzed Selectscience.com page load time and found that the first response time was 97 ms and then it took 41.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.

Performance Metrics

selectscience.com performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value5.2 s

24/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.1 s

75/100

10%

Network Requests Diagram

www.selectscience.net

97 ms

1375b6b8ede957c3.css

21 ms

eeb7e392360af13b.css

25 ms

70215090b91656c9.css

88 ms

c3dc9e9ab9e02a3c.css

27 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Selectscience.com, 47% (28 requests) were made to Cdn.sanity.io. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Cdn.sanity.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.2 MB (45%)

Content Size

33.7 MB

After Optimization

18.4 MB

  • HTML
  • Images

In fact, the total size of Selectscience.com main page is 33.7 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. 50% of websites need less resources to load. Images take 33.3 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 319.7 kB

  • Original 369.4 kB
  • After minification 368.9 kB
  • After compression 49.7 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. 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 319.7 kB or 87% of the original size.

Image Optimization

-45%

Potential reduce by 14.9 MB

  • Original 33.3 MB
  • After minification 18.4 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. Obviously, Select Science needs image optimization as it can save up to 14.9 MB or 45% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

Requests Breakdown

Number of requests can be reduced by 24 (41%)

Requests Now

59

After Optimization

35

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Select Science. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

selectscience.com accessibility score

71

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

Document doesn't have a <title> element

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

Best Practices

selectscience.com 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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

selectscience.com SEO score

58

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

Document doesn't have a <title> element

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 Selectscience.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 Selectscience.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

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