Tools & Wizards About Us
discoveringantarctica.org.uk screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

discoveringantarctica.org.uk

Discovering Antarctica - interactive education for schools

Page Load Speed

7.2 sec in total

First Response

2.4 sec

Resources Loaded

4.4 sec

Page Rendered

339 ms

discoveringantarctica.org.uk screenshot

About Website

Welcome to discoveringantarctica.org.uk homepage info - get ready to check Discovering Antarctica best content for India right away, or after learning these important things about discoveringantarctica.org.uk

Discovering Antarctica, an award winning educational website for schools from the Royal Geographical Society and British Antarctic Survey.

Visit discoveringantarctica.org.uk

Key Findings

We analyzed Discoveringantarctica.org.uk page load time and found that the first response time was 2.4 sec and then it took 4.8 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

discoveringantarctica.org.uk performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value570 ms

52/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

discoveringantarctica.org.uk

2370 ms

cookieblocker.min.css

88 ms

search-filter.min.css

175 ms

screen.css

265 ms

frontend-gtag.min.js

259 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 98% of them (50 requests) were addressed to the original Discoveringantarctica.org.uk, 2% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Discoveringantarctica.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 110.0 kB (11%)

Content Size

1.0 MB

After Optimization

921.3 kB

  • HTML
  • Images

In fact, the total size of Discoveringantarctica.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. 35% of websites need less resources to load. Images take 916.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 95.4 kB

  • Original 114.6 kB
  • After minification 111.0 kB
  • After compression 19.2 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 95.4 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 14.6 kB

  • Original 916.7 kB
  • After minification 902.1 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. Discovering Antarctica images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 18 (39%)

Requests Now

46

After Optimization

28

  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Discovering Antarctica. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

discoveringantarctica.org.uk

discoveringantarctica.org.uk

2370 ms

cookieblocker.min.css

cookieblocker.min.css

88 ms

search-filter.min.css

search-filter.min.css

175 ms

screen.css

screen.css

265 ms

frontend-gtag.min.js

frontend-gtag.min.js

259 ms

jquery.min.js

jquery.min.js

352 ms

search-filter-build.min.js

search-filter-build.min.js

342 ms

chosen.jquery.min.js

chosen.jquery.min.js

260 ms

core.min.js

core.min.js

260 ms

datepicker.min.js

datepicker.min.js

347 ms

gsap.min.js

gsap.min.js

29 ms

da-general.js

da-general.js

345 ms

da-sidetabs.js

da-sidetabs.js

446 ms

da-search.js

da-search.js

445 ms

navigation.js

navigation.js

445 ms

jquery.matchHeight-min.js

jquery.matchHeight-min.js

445 ms

jQuery.print.js

jQuery.print.js

446 ms

skip-link-focus-fix.js

skip-link-focus-fix.js

446 ms

da-home-only.js

da-home-only.js

447 ms

complianz.min.js

complianz.min.js

454 ms

penguin_blue_splash_75.jpg

penguin_blue_splash_75.jpg

298 ms

bas_logo.png

bas_logo.png

221 ms

fco_logo.png

fco_logo.png

142 ms

bat_logo.png

bat_logo.png

155 ms

rgs_logo.png

rgs_logo.png

153 ms

search-icon.png

search-icon.png

157 ms

navburger.png

navburger.png

227 ms

da_logo_white.svg

da_logo_white.svg

245 ms

da_logo.png

da_logo.png

247 ms

main_nav_close.png

main_nav_close.png

246 ms

arrow_down_circle_2_white.svg

arrow_down_circle_2_white.svg

305 ms

screen_2_bckr.jpg

screen_2_bckr.jpg

392 ms

togged_up_scientist.png

togged_up_scientist.png

582 ms

scrn_3_antarctic_station.jpg

scrn_3_antarctic_station.jpg

335 ms

introducing_1.jpg

introducing_1.jpg

416 ms

linkbox_trans.png

linkbox_trans.png

380 ms

Oceans_atmos_landsc_2.jpg

Oceans_atmos_landsc_2.jpg

471 ms

ecosystems_3.jpg

ecosystems_3.jpg

426 ms

exploration_sci_4.jpg

exploration_sci_4.jpg

465 ms

tourism_5.jpg

tourism_5.jpg

558 ms

challenges_6.jpg

challenges_6.jpg

587 ms

climate-change-link-card.jpg

climate-change-link-card.jpg

514 ms

governance_7.jpg

governance_7.jpg

552 ms

footer_illus.png

footer_illus.png

556 ms

facebook_circle.svg

facebook_circle.svg

605 ms

twitter_circle.svg

twitter_circle.svg

638 ms

ClanWeb-News.woff

ClanWeb-News.woff

581 ms

BlenderPro-BoldWeb.woff

BlenderPro-BoldWeb.woff

579 ms

ClanWeb-Bold.woff

ClanWeb-Bold.woff

606 ms

BlenderPro-BookWeb.woff

BlenderPro-BookWeb.woff

616 ms

print.css

print.css

91 ms

Accessibility Review

discoveringantarctica.org.uk accessibility score

86

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

Buttons do not have an accessible name

High

Links do not have a discernible name

Best Practices

discoveringantarctica.org.uk 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

SEO Factors

discoveringantarctica.org.uk SEO score

98

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

High

Tap targets are not sized appropriately

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 Discoveringantarctica.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 Discoveringantarctica.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

discoveringantarctica.org.uk

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