1.5 sec in total
299 ms
1.1 sec
127 ms
Welcome to biotopics.co.uk homepage info - get ready to check Bio Topics best content for United States right away, or after learning these important things about biotopics.co.uk
An interactive web-based Biology resource including teaching/learning notes for GCSE and AS/A level Biology (Key Stage 3 4 + 5 of the UK National Curriculum) as well as interactive 3-D biological mole...
Visit biotopics.co.ukWe analyzed Biotopics.co.uk page load time and found that the first response time was 299 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.
biotopics.co.uk performance score
name
value
score
weighting
Value2.5 s
69/100
10%
Value3.1 s
74/100
25%
Value3.3 s
91/100
10%
Value200 ms
89/100
30%
Value0.215
58/100
15%
Value5.4 s
72/100
10%
299 ms
94 ms
268 ms
12 ms
14 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 24% of them (9 requests) were addressed to the original Biotopics.co.uk, 24% (9 requests) were made to Google.com and 11% (4 requests) were made to Rcm-images.amazon.com. The less responsive or slowest element that took the longest time to load (299 ms) belongs to the original domain Biotopics.co.uk.
Page size can be reduced by 49.3 kB (31%)
161.4 kB
112.0 kB
In fact, the total size of Biotopics.co.uk main page is 161.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Javascripts take 51.4 kB which makes up the majority of the site volume.
Potential reduce by 32.8 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 32.8 kB or 69% of the original size.
Potential reduce by 1.3 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. Bio Topics images are well optimized though.
Potential reduce by 144 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 15.1 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. Biotopics.co.uk needs all CSS files to be minified and compressed as it can save up to 15.1 kB or 83% of the original size.
Number of requests can be reduced by 13 (37%)
35
22
The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bio Topics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
biotopics.co.uk
299 ms
menuh.css
94 ms
q
268 ms
q
12 ms
cse.js
14 ms
award.gif
253 ms
BioTopicsover2010.gif
95 ms
navdown_blue.gif
201 ms
topics.gif
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rwolf.gif
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rated.gif
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BioTopics2010blue.gif
203 ms
cse.js
72 ms
jsapi
33 ms
default+en.css
6 ms
default+en.I.js
20 ms
default.css
32 ms
json
255 ms
searchbox_20.html
185 ms
json
12 ms
searchbox_20.html
17 ms
cm
173 ms
ap-search-go-btn.gif
73 ms
ir
7 ms
searchbox-logo-126x32.gif
74 ms
ap-search-go-btn.gif
20 ms
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searchbox-logo-126x32.gif
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UK_X-Site_MothersDay-Associates_250x250.jpg
12 ms
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async-ads.js
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google_custom_search_watermark.gif
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small-logo.png
13 ms
search_box_icon.png
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clear.png
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nav_logo114.png
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biotopics.co.uk 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.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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>).
biotopics.co.uk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
biotopics.co.uk SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biotopics.co.uk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Biotopics.co.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.
biotopics.co.uk
Open Graph description is not detected on the main page of Bio Topics. 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: