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Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 97

    Accessibility

    Visual factors better than
    that of 92% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

seabird.org

Conservation and education charity in the beautiful coastal town of North Berwick, wildlife boats trips around Bass Rock, visitor centre, cafe and gif...

Page Load Speed

5.1 sec in total

First Response

377 ms

Resources Loaded

4.4 sec

Page Rendered

339 ms

About Website

Welcome to seabird.org homepage info - get ready to check Seabird best content for United Kingdom right away, or after learning these important things about seabird.org

We are a conservation and education charity with an award-winning visitor centre, in the beautiful coastal town of North Berwick. Visit our interactive Discovery Experience to explore and learn more a...

Visit seabird.org

Key Findings

We analyzed Seabird.org page load time and found that the first response time was 377 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

seabird.org performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value5.2 s

60/100

10%

TBT (Total Blocking Time)

Value260 ms

83/100

30%

CLS (Cumulative Layout Shift)

Value0.606

10/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

seabird.org

377 ms

index.php

168 ms

index.php

470 ms

default.css

404 ms

menu.css

250 ms

Our browser made a total of 94 requests to load all elements on the main page. We found that 44% of them (41 requests) were addressed to the original Seabird.org, 34% (32 requests) were made to Pbs.twimg.com and 10% (9 requests) were made to O.twimg.com. The less responsive or slowest element that took the longest time to load (2.2 sec) belongs to the original domain Seabird.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 232.4 kB (10%)

Content Size

2.3 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Seabird.org main page is 2.3 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. Images take 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 24.1 kB

  • Original 30.7 kB
  • After minification 27.3 kB
  • After compression 6.6 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. This page needs HTML code to be minified as it can gain 3.5 kB, which is 11% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 24.1 kB or 79% of the original size.

Image Optimization

-3%

Potential reduce by 57.1 kB

  • Original 2.1 MB
  • After minification 2.0 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. Seabird images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 92.8 kB

  • Original 143.1 kB
  • After minification 125.3 kB
  • After compression 50.3 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 92.8 kB or 65% of the original size.

CSS Optimization

-85%

Potential reduce by 58.4 kB

  • Original 68.6 kB
  • After minification 53.9 kB
  • After compression 10.2 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. Seabird.org needs all CSS files to be minified and compressed as it can save up to 58.4 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (18%)

Requests Now

90

After Optimization

74

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 90 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Seabird. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 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

seabird.org accessibility score

97

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.

Best Practices

seabird.org best practices score

92

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

Page has valid source maps

SEO Factors

seabird.org SEO score

88

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

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Seabird.org 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 Seabird.org main page’s claimed encoding is windows-1252. 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 Seabird. 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: