Tools & Wizards About Us
nationaltrustcollections.org.uk screenshot

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

nationaltrustcollections.org.uk

Home | National Trust Collections

Page Load Speed

3.4 sec in total

First Response

263 ms

Resources Loaded

2.7 sec

Page Rendered

406 ms

nationaltrustcollections.org.uk screenshot

About Website

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

National Trust Collections search over a million items in historic house collections - paintings, decorative arts, ceramics, dress, books and historic household objects.

Visit nationaltrustcollections.org.uk

Key Findings

We analyzed Nationaltrustcollections.org.uk page load time and found that the first response time was 263 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

nationaltrustcollections.org.uk performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

20/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value5.6 s

53/100

10%

TBT (Total Blocking Time)

Value290 ms

79/100

30%

CLS (Cumulative Layout Shift)

Value0.18

67/100

15%

TTI (Time to Interactive)

Value8.0 s

42/100

10%

Network Requests Diagram

nationaltrustcollections.org.uk

263 ms

www.nationaltrustcollections.org.uk

895 ms

screen.css

499 ms

ntc.min.js

286 ms

video.js

20 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 88% of them (36 requests) were addressed to the original Nationaltrustcollections.org.uk, 5% (2 requests) were made to Google-analytics.com and 5% (2 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Nationaltrustcollections.org.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 568.4 kB (10%)

Content Size

5.7 MB

After Optimization

5.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nationaltrustcollections.org.uk main page is 5.7 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 5.0 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 232.0 kB

  • Original 265.1 kB
  • After minification 218.8 kB
  • After compression 33.2 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. This page needs HTML code to be minified as it can gain 46.3 kB, which is 17% 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 232.0 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 18.1 kB

  • Original 5.0 MB
  • After minification 5.0 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. National Trust Collections images are well optimized though.

JavaScript Optimization

-63%

Potential reduce by 169.9 kB

  • Original 270.0 kB
  • After minification 270.0 kB
  • After compression 100.1 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 169.9 kB or 63% of the original size.

CSS Optimization

-83%

Potential reduce by 148.4 kB

  • Original 178.4 kB
  • After minification 178.3 kB
  • After compression 30.0 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. Nationaltrustcollections.org.uk needs all CSS files to be minified and compressed as it can save up to 148.4 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (11%)

Requests Now

37

After Optimization

33

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of National Trust Collections. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

nationaltrustcollections.org.uk

nationaltrustcollections.org.uk

263 ms

www.nationaltrustcollections.org.uk

www.nationaltrustcollections.org.uk

895 ms

screen.css

screen.css

499 ms

ntc.min.js

ntc.min.js

286 ms

video.js

video.js

20 ms

analytics.js

analytics.js

255 ms

175993_home.jpg

175993_home.jpg

530 ms

ntlogo.svg

ntlogo.svg

269 ms

icon-skiplink.svg

icon-skiplink.svg

288 ms

943274-cropped.jpg

943274-cropped.jpg

497 ms

1124406.jpg

1124406.jpg

718 ms

1047032-button.jpeg

1047032-button.jpeg

636 ms

1184778-button.jpeg

1184778-button.jpeg

717 ms

1283787-cropped.jpg

1283787-cropped.jpg

557 ms

181963-cropped.jpg

181963-cropped.jpg

617 ms

chaffinch-nt-766119-button.jpeg

chaffinch-nt-766119-button.jpeg

740 ms

fury-athamas-button.jpg

fury-athamas-button.jpg

841 ms

677101-button.jpeg

677101-button.jpeg

743 ms

hki-conservation-hero.jpeg

hki-conservation-hero.jpeg

918 ms

cms_3157929-2-1.jpg

cms_3157929-2-1.jpg

995 ms

ernst-button-ntc.jpg

ernst-button-ntc.jpg

918 ms

175044-greenwat-button.jpg

175044-greenwat-button.jpg

862 ms

img_9849-cropped.jpg

img_9849-cropped.jpg

878 ms

lining-dyrham-button.jpg

lining-dyrham-button.jpg

1122 ms

study-burn-small.jpeg

study-burn-small.jpeg

1004 ms

hppa_67687-crop.jpg

hppa_67687-crop.jpg

1007 ms

herbert-of-cherbury-after-conservation-2.jpg

herbert-of-cherbury-after-conservation-2.jpg

1034 ms

1185184-cropped.jpg

1185184-cropped.jpg

1032 ms

1395343-hero.jpeg

1395343-hero.jpeg

1106 ms

1395438.jpg

1395438.jpg

1114 ms

constable-button.jpg

constable-button.jpg

1131 ms

cms_1940312_2_14_2.jpeg

cms_1940312_2_14_2.jpeg

1245 ms

treasured-medley-button.jpeg

treasured-medley-button.jpeg

1143 ms

1500065-cropped.jpg

1500065-cropped.jpg

1224 ms

NationalTrustTT-Regular.woff

NationalTrustTT-Regular.woff

1129 ms

NationalTrustTT-Bold.woff

NationalTrustTT-Bold.woff

1146 ms

player_api

player_api

68 ms

ntlogo.svg

ntlogo.svg

998 ms

collect

collect

16 ms

www-widgetapi.js

www-widgetapi.js

3 ms

print.css

print.css

90 ms

Accessibility Review

nationaltrustcollections.org.uk accessibility score

96

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.

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

nationaltrustcollections.org.uk best practices score

83

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

SEO Factors

nationaltrustcollections.org.uk SEO score

89

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Nationaltrustcollections.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 Nationaltrustcollections.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

nationaltrustcollections.org.uk

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