561 ms in total
46 ms
218 ms
297 ms
Welcome to dendro.cnre.vt.edu homepage info - get ready to check Dendro Cnre Vt best content for United States right away, or after learning these important things about dendro.cnre.vt.edu
Virginia Tech Dendrology is THE source for tree identification.
Visit dendro.cnre.vt.eduWe analyzed Dendro.cnre.vt.edu page load time and found that the first response time was 46 ms and then it took 515 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.
dendro.cnre.vt.edu performance score
name
value
score
weighting
Value2.2 s
77/100
10%
Value2.2 s
94/100
25%
Value2.2 s
99/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value2.2 s
99/100
10%
46 ms
33 ms
31 ms
18 ms
21 ms
Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Dendro.cnre.vt.edu and no external sources were called. The less responsive or slowest element that took the longest time to load (125 ms) belongs to the original domain Dendro.cnre.vt.edu.
Page size can be reduced by 44.2 kB (7%)
605.4 kB
561.2 kB
In fact, the total size of Dendro.cnre.vt.edu main page is 605.4 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. Only 10% of websites need less resources to load. Images take 597.7 kB which makes up the majority of the site volume.
Potential reduce by 5.4 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. 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 5.4 kB or 71% of the original size.
Potential reduce by 38.8 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. Dendro Cnre Vt images are well optimized though.
Potential reduce by 30 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. Dendro.cnre.vt.edu needs all CSS files to be minified and compressed as it can save up to 30 B or 24% of the original size.
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 Dendro Cnre Vt. According to our analytics all requests are already optimized.
dendro.cnre.vt.edu
46 ms
peterson.css
33 ms
AC_RunActiveContent.js
31 ms
header.jpg
18 ms
left.jpg
21 ms
FBDED.gif
35 ms
factsheet.jpg
45 ms
TIFS.gif
30 ms
vtree.png
125 ms
WBIMC.gif
50 ms
blooming.jpg
35 ms
nre.jpg
105 ms
bottom.jpg
92 ms
sw_award.gif
76 ms
dendro.cnre.vt.edu accessibility score
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
Image elements do not have [alt] attributes
Links do not have a discernible name
dendro.cnre.vt.edu 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
Browser errors were logged to the console
dendro.cnre.vt.edu SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Dendro.cnre.vt.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 Dendro.cnre.vt.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.
dendro.cnre.vt.edu
Open Graph description is not detected on the main page of Dendro Cnre Vt. 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: