1 sec in total
125 ms
535 ms
365 ms
Click here to check amazing Bronx Zoo content for United States. Otherwise, check out these important facts you probably never knew about bronxzoo.com
General information, zoo history, map, education program summary, animal photos and descriptions, and calendar of events. Part of The Wildlife Conservation Society.
Visit bronxzoo.comWe analyzed Bronxzoo.com page load time and found that the first response time was 125 ms and then it took 900 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.
bronxzoo.com performance score
name
value
score
weighting
Value2.2 s
76/100
10%
Value12.7 s
0/100
25%
Value12.4 s
3/100
10%
Value1,510 ms
14/100
30%
Value0
100/100
15%
Value26.5 s
0/100
10%
125 ms
5 ms
73 ms
11 ms
11 ms
Our browser made a total of 34 requests to load all elements on the main page. We found that 26% of them (9 requests) were addressed to the original Bronxzoo.com, 18% (6 requests) were made to and 12% (4 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (227 ms) relates to the external source Fscdn.wcs.org.
Page size can be reduced by 542.8 kB (36%)
1.5 MB
948.4 kB
In fact, the total size of Bronxzoo.com main page is 1.5 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. 60% of websites need less resources to load. HTML takes 516.1 kB which makes up the majority of the site volume.
Potential reduce by 224.5 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 224.5 kB or 44% of the original size.
Potential reduce by 2.9 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. Bronx Zoo images are well optimized though.
Potential reduce by 179.9 kB
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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 179.9 kB or 61% of the original size.
Potential reduce by 135.5 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. Bronxzoo.com needs all CSS files to be minified and compressed as it can save up to 135.5 kB or 35% of the original size.
Number of requests can be reduced by 14 (52%)
27
13
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bronx Zoo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
bronxzoo.com
125 ms
application-d82509ceded49b65f3fb90a5d412e95d.css
5 ms
2177350570.js
73 ms
update-925d44a0b6ed5e99e5af768647673b5b.js
11 ms
application-661beb90ff35a001717b5d2fb5e46f7f.js
11 ms
event
65 ms
gtm.js
76 ms
fonts-87c1c5b625b71dbc8fd099c22f8db3c7.css
63 ms
sprite-ea5a67676573f93ff60b17d072ba8278.svg
54 ms
8ovcgdpb3i_Julie_Larsen_Maher_4472_Snow_Leopards_HIM_BZ_01_06_15_hr.jpg
113 ms
40a9xskv8o_Depositphotos_13304043_l_2015_crop.jpg
181 ms
20jfujzqy9_Julie_Larsen_Maher_0485_Animal_Kingdom_Camp_Children_with_Alpaca_BZ_08_27_10_hr.jpg
227 ms
bronxzoo-57ac20378cc2ddb105904eba0f1dac71.jpg
54 ms
bronxzoo-b38222bd4693171c622897ce1667ca4c.png
52 ms
paper-3f02c7aa6efbd73b13cd7543a94c6d7d.png
52 ms
f.gif
50 ms
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24 ms
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24 ms
ga.js
35 ms
fbds.js
72 ms
oct.js
73 ms
aquant.js
11 ms
analytics.js
68 ms
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5 ms
__utm.gif
29 ms
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22 ms
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21 ms
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21 ms
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20 ms
49 ms
adsct
102 ms
adsct
58 ms
collect
31 ms
4 ms
bronxzoo.com 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
ARIA IDs are not unique
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
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>).
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
bronxzoo.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
bronxzoo.com 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 Bronxzoo.com 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 Bronxzoo.com 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.
bronxzoo.com
Open Graph data is detected on the main page of Bronx Zoo. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: