3 sec in total
342 ms
1.8 sec
824 ms
Visit zealoptics.com now to see the best up-to-date Zeal Optics content for United States and also check out these interesting facts you probably never knew about zealoptics.com
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Visit zealoptics.comWe analyzed Zealoptics.com page load time and found that the first response time was 342 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster. This domain responded with an error, which can significantly jeopardize Zealoptics.com rating and web reputation
zealoptics.com performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value12.5 s
0/100
25%
Value13.5 s
2/100
10%
Value14,830 ms
0/100
30%
Value0.038
100/100
15%
Value31.3 s
0/100
10%
342 ms
99 ms
288 ms
170 ms
503 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 75% of them (76 requests) were addressed to the original Zealoptics.com, 4% (4 requests) were made to Google-analytics.com and 3% (3 requests) were made to Cloud.webtype.com. The less responsive or slowest element that took the longest time to load (518 ms) belongs to the original domain Zealoptics.com.
Page size can be reduced by 388.6 kB (29%)
1.3 MB
935.1 kB
In fact, the total size of Zealoptics.com main page is 1.3 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. Only a small number of websites need less resources to load. Images take 792.4 kB which makes up the majority of the site volume.
Potential reduce by 33.0 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 33.0 kB or 75% of the original size.
Potential reduce by 15.1 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. Zeal Optics images are well optimized though.
Potential reduce by 328.5 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 328.5 kB or 70% of the original size.
Potential reduce by 12.0 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. Zealoptics.com needs all CSS files to be minified and compressed as it can save up to 12.0 kB or 70% of the original size.
Number of requests can be reduced by 45 (47%)
95
50
The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zeal Optics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
www.zealoptics.com
342 ms
dtagent620_avbxjmnpr2s3_3031.js
99 ms
fonts.css
288 ms
f8780814-4f06-4cb3-a33a-a4037a65ed35.css
170 ms
bootstrap-3.3.5.min.css
503 ms
search_autocomplete.css
14 ms
colorbox.css
517 ms
owl.carousel.css
15 ms
application.css
518 ms
jquery-2.1.4.min.js
21 ms
bootstrap-3.3.5.min.js
21 ms
owl.carousel.min.js
31 ms
fastclick.js
30 ms
enquire.min.js
33 ms
jquery.media.js
34 ms
jquery.form-3.09.js
72 ms
jquery.colorbox.js
72 ms
jquery-ui.js
88 ms
acc.autocomplete.js
81 ms
pretty-checkable.min.js
87 ms
common.js
109 ms
conditions.js
110 ms
acc.minicart.js
111 ms
jquery.validate.js
110 ms
search_autocomplete.js
114 ms
smooth-scroll.min.js
111 ms
product-detail.js
114 ms
popover.js
112 ms
jquery.mixitup.min.js
119 ms
jquery.jscrollpane.min.js
118 ms
jquery.mousewheel.js
121 ms
acc.storefinder.js
122 ms
v.gif
299 ms
e9ec7531-d50b-4ef8-aa3b-1865c072048f
269 ms
5848e7a4-c408-4db0-9496-2cb02ab0de46
361 ms
analytics.min.js
183 ms
btn-promobanner.png
13 ms
header-bottomborder.gif
32 ms
brand-logo.png
50 ms
icn-user.gif
167 ms
mini-cart-icon.png
51 ms
z3-lifestyle.png
238 ms
search_img.png
230 ms
country-img.png
39 ms
sunglasses-dropdown.jpg
153 ms
goggles-dropdown.jpg
40 ms
shop4.png
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shop4.png
38 ms
shop1.png
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shop2.png
227 ms
prescription-dropdown.jpg
223 ms
whoweare-dropdown.jpg
225 ms
ambassadors-dropdown.jpg
223 ms
community-dropdown.jpg
222 ms
blog-dropdown.jpg
229 ms
events-dropdown.jpg
237 ms
zealhd-dropdown.jpg
231 ms
homepage-carousel-2.jpg
244 ms
homepage-carousel-3.jpg
242 ms
homepage-carousel-4.jpg
234 ms
icon-mountain.png
230 ms
seelife-slide-1l.jpg
246 ms
seelife-slide-1r.jpg
415 ms
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seelife-slide-4l.jpg
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seelife-slide-4r.jpg
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homepage-webelieve-hero.jpg
306 ms
it-img
421 ms
fb-img
311 ms
tv-img
406 ms
tl-img
418 ms
decorative-texture-1.png
404 ms
seelife-slidearrow.png
387 ms
footer-pattern.png
394 ms
footer-joinfamily-submit.gif
393 ms
js
98 ms
overlay.png
281 ms
Sunglass_EllumeCopper-01.png
281 ms
Sunglass_EllumeDarkGrey-01.png
287 ms
Sunglass_EllumeBluebirdHT-01.png
287 ms
Sunglass_Automatic.png
284 ms
p
345 ms
conversion_async.js
64 ms
fbevents.js
191 ms
analytics.js
65 ms
gtm.js
64 ms
7da7e78cb937df2555e2b0def9f3de0df50e9aeb.2.js
61 ms
98 ms
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collect
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collect
112 ms
4941441010.js
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collect
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31 ms
106 ms
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ga-audiences
22 ms
zealoptics.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
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
Buttons do not have an accessible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Some elements have a [tabindex] value greater than 0
zealoptics.com 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
Page has valid source maps
zealoptics.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
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
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zealoptics.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 Zealoptics.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.
zealoptics.com
Open Graph description is not detected on the main page of Zeal Optics. 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: