1.1 sec in total
329 ms
539 ms
199 ms
Welcome to biology.arizona.edu homepage info - get ready to check Biology Arizona best content for United States right away, or after learning these important things about biology.arizona.edu
Visit biology.arizona.eduWe analyzed Biology.arizona.edu page load time and found that the first response time was 329 ms and then it took 738 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 10% of websites can load faster.
biology.arizona.edu performance score
name
value
score
weighting
Value0.7 s
100/100
10%
Value0.7 s
100/100
25%
Value0.7 s
100/100
10%
Value0 ms
100/100
30%
Value0.027
100/100
15%
Value0.7 s
100/100
10%
329 ms
136 ms
143 ms
206 ms
142 ms
Our browser made a total of 13 requests to load all elements on the main page. We found that all of those requests were addressed to Biology.arizona.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (329 ms) belongs to the original domain Biology.arizona.edu.
Page size can be reduced by 17.9 kB (51%)
35.1 kB
17.2 kB
In fact, the total size of Biology.arizona.edu main page is 35.1 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. Only 5% of websites need less resources to load. HTML takes 22.6 kB which makes up the majority of the site volume.
Potential reduce by 17.9 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 3.1 kB, which is 14% 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 17.9 kB or 79% of the original size.
Potential reduce by 34 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. Biology Arizona images are well optimized though.
We found no issues to fix!
12
12
The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Biology Arizona. According to our analytics all requests are already optimized.
biology.arizona.edu
329 ms
dnabckgd2.gif
136 ms
activities.gif
143 ms
elisa_small.gif
206 ms
about.gif
142 ms
BioHead.jpg
207 ms
dept.gif
141 ms
tutorials.gif
204 ms
L-histidineSm.jpg
205 ms
new.gif
204 ms
precollege.gif
148 ms
YE_head2.gif
211 ms
Manduca2.gif
210 ms
biology.arizona.edu 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
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
biology.arizona.edu 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
biology.arizona.edu SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Biology.arizona.edu 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 Biology.arizona.edu 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.
biology.arizona.edu
Open Graph description is not detected on the main page of Biology Arizona. 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: