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Report Summary

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    Performance

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    Accessibility

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    Best Practices

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    SEO

harrowschool.org.uk

Home - Harrow School

Page Load Speed

4.4 sec in total

First Response

752 ms

Resources Loaded

3.3 sec

Page Rendered

306 ms

harrowschool.org.uk screenshot

About Website

Click here to check amazing Harrow School content for United Kingdom. Otherwise, check out these important facts you probably never knew about harrowschool.org.uk

Home - Harrow School was founded in 1572 under a Royal Charter granted by Queen Elizabeth I.

Visit harrowschool.org.uk

Key Findings

We analyzed Harrowschool.org.uk page load time and found that the first response time was 752 ms and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster. This domain responded with an error, which can significantly jeopardize Harrowschool.org.uk rating and web reputation

Performance Metrics

harrowschool.org.uk performance score

0

Network Requests Diagram

harrowschool.org.uk

752 ms

default.css

343 ms

colorbox.css

163 ms

widgets.css

250 ms

jquery-1.4.2.min.js

338 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 89% of them (93 requests) were addressed to the original Harrowschool.org.uk, 4% (4 requests) were made to Translate.googleapis.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Wd-edge.sharethis.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.2 MB (40%)

Content Size

3.0 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Harrowschool.org.uk main page is 3.0 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. 60% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 120.2 kB

  • Original 140.9 kB
  • After minification 111.2 kB
  • After compression 20.7 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 29.7 kB, which is 21% 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 120.2 kB or 85% of the original size.

Image Optimization

-4%

Potential reduce by 67.5 kB

  • Original 1.5 MB
  • After minification 1.5 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. Harrow School images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 831.4 kB

  • Original 1.1 MB
  • After minification 882.6 kB
  • After compression 301.9 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 831.4 kB or 73% of the original size.

CSS Optimization

-86%

Potential reduce by 177.8 kB

  • Original 207.3 kB
  • After minification 164.8 kB
  • After compression 29.4 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. Harrowschool.org.uk needs all CSS files to be minified and compressed as it can save up to 177.8 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 63 (63%)

Requests Now

100

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 100 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Harrow School. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

harrowschool.org.uk

harrowschool.org.uk

752 ms

default.css

default.css

343 ms

colorbox.css

colorbox.css

163 ms

widgets.css

widgets.css

250 ms

jquery-1.4.2.min.js

jquery-1.4.2.min.js

338 ms

default.js

default.js

254 ms

equalHeights.js

equalHeights.js

241 ms

jquery.cookie.js

jquery.cookie.js

243 ms

CookieHandler.js

CookieHandler.js

324 ms

swfobject.js

swfobject.js

326 ms

jquery.colorbox.js

jquery.colorbox.js

333 ms

slideshow.js

slideshow.js

335 ms

core.js

core.js

499 ms

widgets.js

widgets.js

579 ms

buttons.js

buttons.js

6 ms

jquery.hoverIntent.minified.js

jquery.hoverIntent.minified.js

415 ms

c_config.js

c_config.js

419 ms

c_smartmenus.js

c_smartmenus.js

420 ms

c_addon_scrolling.js

c_addon_scrolling.js

420 ms

WebResource.axd

WebResource.axd

492 ms

AdapterUtils.js

AdapterUtils.js

505 ms

MenuAdapter.js

MenuAdapter.js

506 ms

TreeViewAdapter.js

TreeViewAdapter.js

507 ms

ScriptResource.axd

ScriptResource.axd

651 ms

ScriptResource.axd

ScriptResource.axd

613 ms

element.js

element.js

33 ms

ga.js

ga.js

15 ms

h_arrow_black.gif

h_arrow_black.gif

96 ms

h_arrow_white.gif

h_arrow_white.gif

96 ms

v_arrow_black.gif

v_arrow_black.gif

95 ms

scroll_top.gif

scroll_top.gif

96 ms

scroll_bottom.gif

scroll_bottom.gif

96 ms

bg_crest_overlay.png

bg_crest_overlay.png

542 ms

harrow-brand-logo.jpg

harrow-brand-logo.jpg

162 ms

img_rotator_3.jpg

img_rotator_3.jpg

350 ms

harrow-boys-in-class.jpg

harrow-boys-in-class.jpg

348 ms

harrow-rugby-header.jpg

harrow-rugby-header.jpg

456 ms

ofstead-isi-00.png

ofstead-isi-00.png

347 ms

ofstead-isi-11.png

ofstead-isi-11.png

346 ms

boarding-0.png

boarding-0.png

348 ms

global-connections-0.png

global-connections-0.png

349 ms

global-connections-1.png

global-connections-1.png

447 ms

photo-gallery-1.png

photo-gallery-1.png

448 ms

photo-gallery-0.png

photo-gallery-0.png

455 ms

Settling%20into%20Harrow.png

Settling%20into%20Harrow.png

496 ms

Settling%20into%20Harrow-1.png

Settling%20into%20Harrow-1.png

486 ms

faqs-0.png

faqs-0.png

487 ms

scholarsihps-and-bursaries-0.png

scholarsihps-and-bursaries-0.png

489 ms

scholarsihps-and-bursaries-1.png

scholarsihps-and-bursaries-1.png

490 ms

2016-02-27_homepage.jpg

2016-02-27_homepage.jpg

569 ms

throbber_sml.gif

throbber_sml.gif

566 ms

img_request_a_prospectus.jpg

img_request_a_prospectus.jpg

572 ms

Open_Mornings.jpg

Open_Mornings.jpg

573 ms

Music_singer_Video_galleries.jpg

Music_singer_Video_galleries.jpg

659 ms

img_footer_logo.png

img_footer_logo.png

617 ms

__utm.gif

__utm.gif

56 ms

bg_navigation.png

bg_navigation.png

563 ms

img_grey_bg.jpg

img_grey_bg.jpg

566 ms

icon_share.png

icon_share.png

569 ms

collect

collect

67 ms

icon_youtube.png

icon_youtube.png

558 ms

icon_twitter.png

icon_twitter.png

601 ms

icon_flickr.png

icon_flickr.png

628 ms

img_gold_bar.png

img_gold_bar.png

631 ms

img_divide.png

img_divide.png

637 ms

translateelement.css

translateelement.css

62 ms

main.js

main.js

238 ms

img_divider.png

img_divider.png

558 ms

img_blue_star_divide.png

img_blue_star_divide.png

564 ms

2nd_level_shadow_bg.png

2nd_level_shadow_bg.png

601 ms

img_brown_star.png

img_brown_star.png

630 ms

img_cream_minus.png

img_cream_minus.png

634 ms

carousel_bg.png

carousel_bg.png

641 ms

getAllAppDefault.esi

getAllAppDefault.esi

1753 ms

img_left_arrow.png

img_left_arrow.png

481 ms

img_right_arrow.png

img_right_arrow.png

485 ms

icon_rss.png

icon_rss.png

517 ms

img_overlay.png

img_overlay.png

546 ms

icon_small_rss.png

icon_small_rss.png

549 ms

element_main.js

element_main.js

39 ms

icon_small_read.png

icon_small_read.png

547 ms

translate_24dp.png

translate_24dp.png

30 ms

l

l

50 ms

calendar_icon.png

calendar_icon.png

455 ms

img_calendar_bg.png

img_calendar_bg.png

460 ms

img_left_arrow.png

img_left_arrow.png

490 ms

img_right_arrow.png

img_right_arrow.png

522 ms

img_populated_date.jpg

img_populated_date.jpg

495 ms

img_todays_date.jpg

img_todays_date.jpg

500 ms

harrow_footer_strip.jpg

harrow_footer_strip.jpg

500 ms

img_gold_footer_divide.png

img_gold_footer_divide.png

504 ms

footer_dash.png

footer_dash.png

528 ms

sprite1.png

sprite1.png

518 ms

image3.png

image3.png

493 ms

loader_bg.png

loader_bg.png

499 ms

loader.gif

loader.gif

499 ms

btn_right_arrow.png

btn_right_arrow.png

504 ms

btn_left_arrow.png

btn_left_arrow.png

486 ms

image4.png

image4.png

486 ms

icon_alert.png

icon_alert.png

492 ms

img_footer_divide.png

img_footer_divide.png

494 ms

img_tab_left_side_active.png

img_tab_left_side_active.png

498 ms

img_tab_right_side_active.png

img_tab_right_side_active.png

500 ms

print.css

print.css

84 ms

SEO Factors

harrowschool.org.uk SEO score

0

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 Harrowschool.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 Harrowschool.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

harrowschool.org.uk

Open Graph description is not detected on the main page of Harrow School. 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: