2.9 sec in total
98 ms
2.1 sec
709 ms
Click here to check amazing Czs content for United States. Otherwise, check out these important facts you probably never knew about czs.org
The mission of Brookfield Zoo Chicago is to inspire conservation leadership by connecting people with wildlife and nature.
Visit czs.orgWe analyzed Czs.org page load time and found that the first response time was 98 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
czs.org performance score
name
value
score
weighting
Value2.3 s
75/100
10%
Value11.8 s
0/100
25%
Value2.3 s
99/100
10%
Value340 ms
74/100
30%
Value0.392
26/100
15%
Value3.6 s
92/100
10%
98 ms
220 ms
50 ms
42 ms
76 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that 70% of them (26 requests) were addressed to the original Czs.org, 22% (8 requests) were made to Use.typekit.net and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (278 ms) belongs to the original domain Czs.org.
Page size can be reduced by 196.2 kB (13%)
1.5 MB
1.3 MB
In fact, the total size of Czs.org 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. 40% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 8.9 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. 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 8.9 kB or 67% of the original size.
Potential reduce by 57.9 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. Czs images are well optimized though.
Potential reduce by 111.1 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 111.1 kB or 63% of the original size.
Potential reduce by 18.3 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. Czs.org needs all CSS files to be minified and compressed as it can save up to 18.3 kB or 89% of the original size.
Number of requests can be reduced by 6 (21%)
28
22
The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Czs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
czs.org
98 ms
www.czs.org
220 ms
50 ms
GetResource.ashx
42 ms
WebResource.axd
76 ms
GetResource.ashx
85 ms
ScriptResource.axd
144 ms
ScriptResource.axd
133 ms
msh8lst.js
233 ms
modernizr.custom.77535.js
130 ms
analytics.js
56 ms
collect
16 ms
4ae7a4ce-8519-4a9e-89e2-86bfb8f1dd87.png
278 ms
e01c194b-5b50-4afc-9a34-54520346bbc7.png
73 ms
a09ccb29-8f86-47f2-9d53-0309da1681a7.jpg
197 ms
353bdd84-a9b6-4c1a-b793-2858a3e2c9e0.png
84 ms
4a845349-19dd-453f-a8c2-77407009a78a.png
111 ms
3151d727-e2f9-4909-b761-2dd1a678ad60.png
156 ms
6b842cca-f67a-46f8-9840-f9e166bf7d17.png
144 ms
www.czs.org
31 ms
LogHits
184 ms
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52 ms
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105 ms
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137 ms
brxCgutQnKFzULKOECXKEju_g0rxI2PZ4bzdea-p8lXff4AgggMWeMJ6Mk6f5Mt.woff
149 ms
owxlXNoK2bO_0J3GurvZFX5_a5Qbgl4fdErE6orcmCMff4fgggMWeMJ6Mk6f5Mv.woff
149 ms
IGJ-FdH430hgFgdRJYUNMqs0HfAKlzmeORElXa5x4wwff4HgggMWeMJ6Mk6f5gI.woff
150 ms
558f2054-3037-4b81-a4e3-5d6b37d0967d.jpg
140 ms
f0305230-1b91-400c-80d2-bf29f52826e4.png
156 ms
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131 ms
p.gif
124 ms
81bb3b64-cfab-4ff6-a6eb-b809b79e48a4.png
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133 ms
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206 ms
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45 ms
d1d543e0-9b51-4fca-a27a-4cc5cd81513a.png
33 ms
czs.org 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
czs.org 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
Detected JavaScript libraries
Browser errors were logged to the console
czs.org SEO score
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czs.org 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 Czs.org 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.
czs.org
Open Graph data is detected on the main page of Czs. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: