6.5 sec in total
156 ms
5.2 sec
1.2 sec
Visit sfh6.org now to see the best up-to-date Sfh 6 content and also check out these interesting facts you probably never knew about sfh6.org
SFH6 is a Sixth Form College comprising of Sydenham and Forest Hill: two Post 16 schools based in South London.
Visit sfh6.orgWe analyzed Sfh6.org page load time and found that the first response time was 156 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
sfh6.org performance score
name
value
score
weighting
Value3.4 s
38/100
10%
Value4.7 s
33/100
25%
Value16.1 s
0/100
10%
Value5,170 ms
0/100
30%
Value0.405
25/100
15%
Value17.7 s
4/100
10%
156 ms
2011 ms
482 ms
85 ms
100 ms
Our browser made a total of 53 requests to load all elements on the main page. We found that 45% of them (24 requests) were addressed to the original Sfh6.org, 28% (15 requests) were made to Sfh6.s3.amazonaws.com and 13% (7 requests) were made to Fonts.cleverbox.co.uk. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Sfh6.org.
Page size can be reduced by 301.6 kB (16%)
1.9 MB
1.6 MB
In fact, the total size of Sfh6.org main page is 1.9 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 1.2 MB which makes up the majority of the site volume.
Potential reduce by 301.1 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 137.7 kB, which is 43% 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 301.1 kB or 94% of the original size.
Potential reduce by 0 B
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. Sfh 6 images are well optimized though.
Potential reduce by 134 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 390 B
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. Sfh6.org has all CSS files already compressed.
Number of requests can be reduced by 10 (25%)
40
30
The browser has sent 40 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sfh 6. 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 from 7 to 1 for CSS and as a result speed up the page load time.
sfh6.org
156 ms
www.sfh6.org
2011 ms
all.min.css
482 ms
css2
85 ms
css2
100 ms
site_styles_v3.css
140 ms
jquery.min.js
24 ms
site_plugins.js
410 ms
site_script_v3.js
243 ms
element.js
58 ms
cookie_popup_v2.css
246 ms
cookie_popup_v3.js
243 ms
cb_logo.css
244 ms
print.css
308 ms
2_30_se.png
961 ms
2_33_se.png
890 ms
2_107_se.jpg
895 ms
2_98_se.jpg
936 ms
2_106_se.jpg
889 ms
2_105_se.jpg
897 ms
2_111_se.jpg
1161 ms
2_108_se.jpg
978 ms
2_37_hl.jpg
971 ms
2_38_hl.jpg
1075 ms
2_40_hl.jpg
1073 ms
2_39_hl.jpg
1076 ms
logo.png
142 ms
play-button.svg
142 ms
preloader_trans-light_60x60.svg
140 ms
banner-bottom.svg
142 ms
preloader_425x425.svg
142 ms
overlay_six.svg
139 ms
news_placeholder.svg
547 ms
preloader_740x400.svg
549 ms
overlay_six_top.svg
546 ms
overlay_nine_middle.svg
550 ms
overlay_nine_bottom.svg
549 ms
footer_logo.png
552 ms
font-500.woff
405 ms
font-400.woff
463 ms
font-300.woff
464 ms
font-600.woff
930 ms
font-700.woff
463 ms
fa-regular-400.woff
462 ms
fa-light-300.woff
856 ms
fa-solid-900.woff
1170 ms
fa-brands-400.woff
1080 ms
icons.woff
592 ms
icons.eot
591 ms
2_36_ht.jpg
745 ms
Alarm_Ring.json
252 ms
2_22_s.jpg
651 ms
2_23_s.jpg
186 ms
sfh6.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
sfh6.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
sfh6.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sfh6.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 Sfh6.org 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.
sfh6.org
Open Graph data is detected on the main page of Sfh 6. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: