Report Summary

  • 40

    Performance

    Renders faster than
    60% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

sciencespot.net

The Science Spot

Page Load Speed

4.6 sec in total

First Response

212 ms

Resources Loaded

4.2 sec

Page Rendered

240 ms

sciencespot.net screenshot

About Website

Visit sciencespot.net now to see the best up-to-date Science Spot content for United States and also check out these interesting facts you probably never knew about sciencespot.net

Visit sciencespot.net

Key Findings

We analyzed Sciencespot.net page load time and found that the first response time was 212 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

sciencespot.net performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

46/100

25%

SI (Speed Index)

Value5.0 s

63/100

10%

TBT (Total Blocking Time)

Value7,130 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.059

98/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

sciencespot.net

212 ms

analytics.js

23 ms

beacon.js

10 ms

MyMenu1.js

134 ms

brand

37 ms

Our browser made a total of 308 requests to load all elements on the main page. We found that 4% of them (13 requests) were addressed to the original Sciencespot.net, 6% (19 requests) were made to Bh.contextweb.com and 5% (16 requests) were made to Ce.lijit.com. The less responsive or slowest element that took the longest time to load (3.3 sec) relates to the external source Www35.glam.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 955.3 kB (39%)

Content Size

2.4 MB

After Optimization

1.5 MB

In fact, the total size of Sciencespot.net main page is 2.4 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. 70% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 130.5 kB

  • Original 168.5 kB
  • After minification 167.4 kB
  • After compression 38.0 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 130.5 kB or 77% of the original size.

Image Optimization

-5%

Potential reduce by 58.8 kB

  • Original 1.1 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. Science Spot images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 761.5 kB

  • Original 1.2 MB
  • After minification 1.1 MB
  • After compression 398.4 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 761.5 kB or 66% of the original size.

CSS Optimization

-81%

Potential reduce by 4.5 kB

  • Original 5.6 kB
  • After minification 3.9 kB
  • After compression 1.1 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. Sciencespot.net needs all CSS files to be minified and compressed as it can save up to 4.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 205 (77%)

Requests Now

265

After Optimization

60

The browser has sent 265 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Science Spot. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 63 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

sciencespot.net accessibility score

70

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

sciencespot.net best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

sciencespot.net SEO score

62

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

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 Sciencespot.net 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 Sciencespot.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

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