51 sec in total
831 ms
14.7 sec
35.4 sec
Visit arboretum.harvard.edu now to see the best up-to-date Arboretum Harvard content for United States and also check out these interesting facts you probably never knew about arboretum.harvard.edu
The Arnold Arboretum of Harvard University is a museum of trees teaching the world about plants. A 281-acre preserve laid out by pioneering American landscape architect Frederick Law Olmsted, the Arbo...
Visit arboretum.harvard.eduWe analyzed Arboretum.harvard.edu page load time and found that the first response time was 831 ms and then it took 50.1 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.
arboretum.harvard.edu performance score
name
value
score
weighting
Value6.7 s
2/100
10%
Value30.5 s
0/100
25%
Value17.2 s
0/100
10%
Value18,980 ms
0/100
30%
Value0.185
66/100
15%
Value29.2 s
0/100
10%
831 ms
955 ms
498 ms
501 ms
497 ms
Our browser made a total of 59 requests to load all elements on the main page. We found that 90% of them (53 requests) were addressed to the original Arboretum.harvard.edu, 3% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (6.5 sec) belongs to the original domain Arboretum.harvard.edu.
Page size can be reduced by 3.8 MB (31%)
12.1 MB
8.3 MB
In fact, the total size of Arboretum.harvard.edu main page is 12.1 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. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 10.6 MB which makes up the majority of the site volume.
Potential reduce by 882.1 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. 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 882.1 kB or 60% of the original size.
Potential reduce by 2.9 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. Obviously, Arboretum Harvard needs image optimization as it can save up to 2.9 MB or 27% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 50 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 0 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. Arboretum.harvard.edu has all CSS files already compressed.
Number of requests can be reduced by 26 (55%)
47
21
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Arboretum Harvard. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.
arboretum.harvard.edu
831 ms
analytics.js
955 ms
theme.css
498 ms
style.css
501 ms
font-awesome.min.css
497 ms
css
690 ms
ex_s_lick.css
555 ms
ex_s_lick-theme.css
474 ms
animate.css
663 ms
style.css
643 ms
style-sidebyside.css
688 ms
horiz-style.css
647 ms
dark.css
687 ms
style.min.css
683 ms
if-menu-site.css
844 ms
dashicons.min.css
841 ms
script.min.js
839 ms
polyfill.min.js
1205 ms
main.css
2677 ms
app.css
837 ms
vendor.js
374 ms
app.js
373 ms
collect
5592 ms
en.png
2319 ms
Styphnolobium-japonicum-216-35-A-Friedman-AUG-1600x900-c-default.jpg
4142 ms
Pseudolarix-amabilis-16779-A-Friedman-Aug-1600x900-c-default.jpg
4146 ms
Franklinia-alatamaha-2428-3-A-Friedman-AUGUST-1600x900-c-default.jpg
5724 ms
Tsuga-candensis-2328-98-A-Friedman-AUGUST-1600x900-c-default.jpg
5691 ms
Sorbus-americana-360-2006-A-Friedman-AUGUST-1600x900-c-default.jpg
5724 ms
Hydrangea-quercifolia-184-96-A-Friedman-AUGUST-1600x900-c-default.jpg
5689 ms
Hibiscus-syriacus-341-53-A-Friedman-AUGUST-1600x900-c-default.jpg
5185 ms
Quercus-glandulifera-763-81-A-Friedman-July-1600x900-c-default.jpg
5185 ms
Pinus-strobus-727-2008-A-Friedman-Aug-1600x900-c-default.jpg
6461 ms
Lonicera-chyrsantha-var.-longipes-794-74-A-Friedman-Aug-1600x900-c-default.jpg
5687 ms
Malus-sargentii-20408-D-Friedman-AUG-1600x900-c-default.jpg
6478 ms
Magnolia-virginiana-779-87-C-Friedman-AUG-1600x900-c-default.jpg
6476 ms
Rosa_Faxon-3.png
5594 ms
52258353-copy1.png
5658 ms
Ginkgo_Faxon-copy.png
5624 ms
Robinia_Faxon.png
5675 ms
Lausanne-300.woff
1607 ms
Lausanne-500.woff
2549 ms
Lausanne-700.woff
2498 ms
EditorialNew-Medium.woff
1607 ms
EditorialNew-Regular.woff
1575 ms
EditorialNew-Light.woff
2495 ms
Lausanne-500Italic.woff
2847 ms
Lausanne-300Italic.woff
2851 ms
Lausanne-700Italic.woff
2831 ms
Yorick-Regular-205TF.woff
2851 ms
Yorick-Bold-205TF.woff
2774 ms
container-mqs.js
2088 ms
map-link-tooltip.js
2272 ms
community-slider.js
2133 ms
home-topper-slider.js
2194 ms
side-by-side-slider.js
2243 ms
announcement-slider.js
2109 ms
popup.js
2217 ms
collect
2396 ms
arboretum.harvard.edu accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-hidden="true"] elements contain focusable descendents
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
arboretum.harvard.edu best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
arboretum.harvard.edu 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
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
N/A
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Arboretum.harvard.edu can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is English. Our system also found out that Arboretum.harvard.edu 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.
arboretum.harvard.edu
Open Graph description is not detected on the main page of Arboretum Harvard. 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: