Report Summary

  • 30

    Performance

    Renders faster than
    49% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

mammal.org.uk

Mammal Society

Page Load Speed

26.3 sec in total

First Response

1.9 sec

Resources Loaded

24.2 sec

Page Rendered

238 ms

mammal.org.uk screenshot

About Website

Visit mammal.org.uk now to see the best up-to-date Mammal content for United Kingdom and also check out these interesting facts you probably never knew about mammal.org.uk

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Key Findings

We analyzed Mammal.org.uk page load time and found that the first response time was 1.9 sec and then it took 24.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

mammal.org.uk performance score

30

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.8 s

4/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value12.7 s

3/100

10%

TBT (Total Blocking Time)

Value730 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value15.6 s

6/100

10%

Network Requests Diagram

www.mammal.org.uk

1862 ms

js

73 ms

imgmap_style.css

263 ms

formidableforms.css

525 ms

style.css

447 ms

Our browser made a total of 84 requests to load all elements on the main page. We found that 81% of them (68 requests) were addressed to the original Mammal.org.uk, 6% (5 requests) were made to Fonts.googleapis.com and 2% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (20.5 sec) relates to the external source Apps.ignitefeedback.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 268.2 kB (27%)

Content Size

1.0 MB

After Optimization

735.6 kB

In fact, the total size of Mammal.org.uk main page is 1.0 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. Javascripts take 526.4 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 147.9 kB

  • Original 173.5 kB
  • After minification 172.9 kB
  • After compression 25.6 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 147.9 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 93.8 kB
  • After minification 93.8 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. Mammal images are well optimized though.

JavaScript Optimization

-17%

Potential reduce by 87.2 kB

  • Original 526.4 kB
  • After minification 524.8 kB
  • After compression 439.2 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 87.2 kB or 17% of the original size.

CSS Optimization

-16%

Potential reduce by 33.1 kB

  • Original 210.1 kB
  • After minification 210.1 kB
  • After compression 177.0 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. Mammal.org.uk needs all CSS files to be minified and compressed as it can save up to 33.1 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 76 (94%)

Requests Now

81

After Optimization

5

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mammal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

mammal.org.uk accessibility score

83

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

High

[role]s are not contained by their required parent element

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

mammal.org.uk 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

High

Browser errors were logged to the console

SEO Factors

mammal.org.uk SEO score

100

Search Engine Optimization Advices

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 Mammal.org.uk 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 Mammal.org.uk 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 Mammal. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: