Tools & Wizards About Us

Report Summary

  • 36

    Performance

    Renders faster than
    55% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

birdlife.org.uk

BirdLife International - BirdLife is the world leader in Bird Conservation

Page Load Speed

3.4 sec in total

First Response

13 ms

Resources Loaded

2.8 sec

Page Rendered

658 ms

About Website

Click here to check amazing Bird Life content. Otherwise, check out these important facts you probably never knew about birdlife.org.uk

People are destroying and consuming nature at a devastating rate. Birds are our early warning system. BirdLife International is the largest international…

Visit birdlife.org.uk

Key Findings

We analyzed Birdlife.org.uk page load time and found that the first response time was 13 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

birdlife.org.uk performance score

36

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value1,900 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

Network Requests Diagram

birdlife.org.uk

13 ms

www.birdlife.org

55 ms

www.birdlife.org

1324 ms

uc.js

25 ms

autoptimize_401fab7f8ef13c04ffa8ac83cd264435.php

548 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 4% of them (1 request) were addressed to the original Birdlife.org.uk, 69% (18 requests) were made to Birdlife.org and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Birdlife.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 173.4 kB (37%)

Content Size

467.4 kB

After Optimization

294.0 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Birdlife.org.uk main page is 467.4 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. 20% of websites need less resources to load. Images take 185.7 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 84.3 kB

  • Original 113.0 kB
  • After minification 113.0 kB
  • After compression 28.8 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 84.3 kB or 75% of the original size.

Image Optimization

-1%

Potential reduce by 1.2 kB

  • Original 185.7 kB
  • After minification 184.5 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. Bird Life images are well optimized though.

JavaScript Optimization

-52%

Potential reduce by 87.9 kB

  • Original 168.6 kB
  • After minification 168.6 kB
  • After compression 80.7 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 87.9 kB or 52% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (38%)

Requests Now

16

After Optimization

10

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bird Life. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

birdlife.org.uk accessibility score

88

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

[aria-*] attributes do not match their roles

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

Links do not have a discernible name

Best Practices

birdlife.org.uk 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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

birdlife.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 Birdlife.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 Birdlife.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 Bird Life. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: