Tools & Wizards About Us
piclib.nhm.ac.uk screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

piclib.nhm.ac.uk

Home | Natural History Museum

Page Load Speed

2.5 sec in total

First Response

190 ms

Resources Loaded

2.1 sec

Page Rendered

241 ms

piclib.nhm.ac.uk screenshot

About Website

Visit piclib.nhm.ac.uk now to see the best up-to-date Piclib Nhm content for United States and also check out these interesting facts you probably never knew about piclib.nhm.ac.uk

Book exhibition tickets. Explore our galleries, science, news, videos and amazing images. South Kensington tube. London, UK.

Visit piclib.nhm.ac.uk

Key Findings

We analyzed Piclib.nhm.ac.uk page load time and found that the first response time was 190 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

piclib.nhm.ac.uk performance score

0

Network Requests Diagram

piclib.nhm.ac.uk

190 ms

nhm-page.css

317 ms

content.css

317 ms

utilities.css

241 ms

columns-single.css

236 ms

Our browser made a total of 120 requests to load all elements on the main page. We found that 39% of them (47 requests) were addressed to the original Piclib.nhm.ac.uk, 40% (48 requests) were made to Nhm.ac.uk and 3% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Nhm.ac.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (74%)

Content Size

2.2 MB

After Optimization

575.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Piclib.nhm.ac.uk main page is 2.2 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. 60% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 78.8 kB

  • Original 103.2 kB
  • After minification 87.4 kB
  • After compression 24.4 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 15.8 kB, which is 15% 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 78.8 kB or 76% of the original size.

Image Optimization

-8%

Potential reduce by 20.0 kB

  • Original 246.2 kB
  • After minification 226.2 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. Piclib Nhm images are well optimized though.

JavaScript Optimization

-80%

Potential reduce by 1.1 MB

  • Original 1.4 MB
  • After minification 980.6 kB
  • After compression 276.9 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 1.1 MB or 80% of the original size.

CSS Optimization

-88%

Potential reduce by 368.1 kB

  • Original 416.4 kB
  • After minification 300.7 kB
  • After compression 48.3 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. Piclib.nhm.ac.uk needs all CSS files to be minified and compressed as it can save up to 368.1 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 64 (57%)

Requests Now

112

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Piclib Nhm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

piclib.nhm.ac.uk

piclib.nhm.ac.uk

190 ms

nhm-page.css

nhm-page.css

317 ms

content.css

content.css

317 ms

utilities.css

utilities.css

241 ms

columns-single.css

columns-single.css

236 ms

section.css

section.css

88 ms

stylesheet.css

stylesheet.css

236 ms

normalize.css

normalize.css

243 ms

nhm-foundation.css

nhm-foundation.css

404 ms

styles.css

styles.css

488 ms

jquery.js

jquery.js

639 ms

utils.js

utils.js

411 ms

granite.js

granite.js

469 ms

jquery.js

jquery.js

468 ms

foundation.min.js

foundation.min.js

729 ms

plugins.js

plugins.js

745 ms

main.js

main.js

627 ms

buttons.js

buttons.js

15 ms

nhmpl-page.css

nhmpl-page.css

51 ms

ax_searchnav.css

ax_searchnav.css

26 ms

nhmpl-home.css

nhmpl-home.css

45 ms

p7IRMscripts.js

p7IRMscripts.js

69 ms

scripts.js

scripts.js

34 ms

twitter.css

twitter.css

615 ms

nhm-legacy-global.css

nhm-legacy-global.css

635 ms

nhm-legacy-piclib.css

nhm-legacy-piclib.css

771 ms

jquery-ui.min.css

jquery-ui.min.css

769 ms

newslettersignupvalidation.min.css

newslettersignupvalidation.min.css

776 ms

jquery-ui.min.js

jquery-ui.min.js

1055 ms

jquery-ui.min.js

jquery-ui.min.js

882 ms

newslettersignupvalidation.min.js

newslettersignupvalidation.min.js

921 ms

ax_common.js

ax_common.js

23 ms

ax_suggest.js

ax_suggest.js

37 ms

ax_suggestions.js

ax_suggestions.js

35 ms

widgets.js

widgets.js

78 ms

wide-modifications.css

wide-modifications.css

713 ms

2cfbf8

2cfbf8

31 ms

iframe_api

iframe_api

129 ms

staticmap

staticmap

433 ms

btn-go.gif

btn-go.gif

63 ms

IRM-topCorner.png

IRM-topCorner.png

62 ms

IRM-bottomCorner.png

IRM-bottomCorner.png

63 ms

p7IRM_placeholder.gif

p7IRM_placeholder.gif

60 ms

SimulianBlackfly_110.jpg

SimulianBlackfly_110.jpg

63 ms

Scientist-110.jpg

Scientist-110.jpg

61 ms

BespokePhotography_110.jpg

BespokePhotography_110.jpg

89 ms

BuyImages.jpg

BuyImages.jpg

89 ms

divclose.gif

divclose.gif

88 ms

cta-header-take-part.jpg

cta-header-take-part.jpg

254 ms

cta-header-support-us.jpg

cta-header-support-us.jpg

217 ms

cta-header-schools.jpg

cta-header-schools.jpg

253 ms

delicious.jpg

delicious.jpg

252 ms

digg.gif

digg.gif

216 ms

reddit.gif

reddit.gif

216 ms

facebook.gif

facebook.gif

421 ms

stumbleupon.gif

stumbleupon.gif

422 ms

facebook.png

facebook.png

422 ms

twitter.png

twitter.png

430 ms

youtube.png

youtube.png

430 ms

instagram.png

instagram.png

431 ms

pinterest.png

pinterest.png

498 ms

gplus.png

gplus.png

487 ms

gtm.js

gtm.js

55 ms

logo.png

logo.png

478 ms

nav-down-arrow.png

nav-down-arrow.png

541 ms

2CFBF8_2_0.woff

2CFBF8_2_0.woff

658 ms

2CFBF8_1_0.woff

2CFBF8_1_0.woff

657 ms

analytics.js

analytics.js

27 ms

nhmpl-print.css

nhmpl-print.css

26 ms

www-widgetapi.js

www-widgetapi.js

105 ms

navbar-trCorner.gif

navbar-trCorner.gif

59 ms

nav-li-bg.gif

nav-li-bg.gif

57 ms

desc-bg-blue.png

desc-bg-blue.png

49 ms

p7IRMDark_infoshow.png

p7IRMDark_infoshow.png

95 ms

tweet_button.1331751378.html

tweet_button.1331751378.html

69 ms

collect

collect

48 ms

curve-top-accent2.gif

curve-top-accent2.gif

51 ms

li-bullet.gif

li-bullet.gif

49 ms

circle-right.gif

circle-right.gif

57 ms

t.gif

t.gif

184 ms

nhm-logo-white.png

nhm-logo-white.png

385 ms

icon_s_feature_clock_small.svg

icon_s_feature_clock_small.svg

121 ms

icon_s_feature_ticket_small.svg

icon_s_feature_ticket_small.svg

137 ms

icon_s_feature_membership_small.svg

icon_s_feature_membership_small.svg

110 ms

icon_l_general_menu.svg

icon_l_general_menu.svg

391 ms

icon_l_general_close.svg

icon_l_general_close.svg

384 ms

icon_l_general_direction_r.svg

icon_l_general_direction_r.svg

481 ms

icon_l_service_science.svg

icon_l_service_science.svg

113 ms

icon_l_media_news.svg

icon_l_media_news.svg

126 ms

icon_l_feature_calendar.svg

icon_l_feature_calendar.svg

116 ms

icon_l_service_collection.svg

icon_l_service_collection.svg

121 ms

icon_l_service_database.svg

icon_l_service_database.svg

127 ms

icon_l_service_staff.svg

icon_l_service_staff.svg

132 ms

icon_l_service_facilities.svg

icon_l_service_facilities.svg

133 ms

icon_l_service_courses.svg

icon_l_service_courses.svg

139 ms

icon_s_general_share_small.svg

icon_s_general_share_small.svg

134 ms

icon_s_general_search_small.svg

icon_s_general_search_small.svg

136 ms

icon_l_general_close.svg

icon_l_general_close.svg

135 ms

getAllAppDefault.esi

getAllAppDefault.esi

139 ms

044849_Rotate.jpg

044849_Rotate.jpg

46 ms

getSegment.php

getSegment.php

142 ms

checkOAuth.esi

checkOAuth.esi

83 ms

icon_l_general_close.svg

icon_l_general_close.svg

167 ms

icon_l_general_menu.svg

icon_l_general_menu.svg

158 ms

t.dhj

t.dhj

5 ms

t.dhj

t.dhj

18 ms

cm

cm

53 ms

s-3271.xgi

s-3271.xgi

8 ms

hbpix

hbpix

47 ms

24 ms

xrefid.xgi

xrefid.xgi

20 ms

8 ms

pixel

pixel

22 ms

pixel

pixel

20 ms

2981

2981

27 ms

circle-left-off.gif

circle-left-off.gif

19 ms

circle-left-on.gif

circle-left-on.gif

18 ms

circle-right-off.gif

circle-right-off.gif

18 ms

circle-right-on.gif

circle-right-on.gif

17 ms

tab-corner.gif

tab-corner.gif

23 ms

SEO Factors

piclib.nhm.ac.uk SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Piclib.nhm.ac.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 Piclib.nhm.ac.uk main page’s claimed encoding is iso-8859-1. 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

piclib.nhm.ac.uk

Open Graph description is not detected on the main page of Piclib Nhm. 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: