3.6 sec in total
769 ms
2.3 sec
502 ms
Click here to check amazing Zehrcenter content. Otherwise, check out these important facts you probably never knew about zehrcenter.com
Naples orthopedic surgeon Robert J. Zehr, M.D. has specialized in total hip & knee replacement surgeries for over 30 years.
Visit zehrcenter.comWe analyzed Zehrcenter.com page load time and found that the first response time was 769 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.
zehrcenter.com performance score
name
value
score
weighting
Value4.4 s
17/100
10%
Value8.2 s
2/100
25%
Value10.6 s
7/100
10%
Value180 ms
91/100
30%
Value0.128
82/100
15%
Value5.7 s
68/100
10%
769 ms
241 ms
203 ms
111 ms
74 ms
Our browser made a total of 99 requests to load all elements on the main page. We found that 76% of them (75 requests) were addressed to the original Zehrcenter.com, 8% (8 requests) were made to Apis.google.com and 3% (3 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (769 ms) belongs to the original domain Zehrcenter.com.
Page size can be reduced by 534.7 kB (37%)
1.5 MB
917.9 kB
In fact, the total size of Zehrcenter.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. 65% of websites need less resources to load. Images take 712.4 kB which makes up the majority of the site volume.
Potential reduce by 39.0 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 39.0 kB or 74% of the original size.
Potential reduce by 34.0 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. Zehrcenter images are well optimized though.
Potential reduce by 374.3 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 374.3 kB or 65% of the original size.
Potential reduce by 87.4 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. Zehrcenter.com needs all CSS files to be minified and compressed as it can save up to 87.4 kB or 81% of the original size.
Number of requests can be reduced by 67 (69%)
97
30
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zehrcenter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 49 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.
zehrcenter.com
769 ms
typography.php
241 ms
jquery.js
203 ms
jquery.innerfade.js
111 ms
general.css
74 ms
layout.css
145 ms
cms.css
145 ms
ISGField.css
145 ms
swfobject.js
180 ms
jquery-1.2.6.pack.js
215 ms
jquery.cycle.min.js
263 ms
popup.js
212 ms
module.css
268 ms
common.css
270 ms
multibox.css
266 ms
mfblank.js
268 ms
mootools.js
367 ms
caption.js
276 ms
foundry.js
411 ms
abstract.js
284 ms
mootools.js
296 ms
overlay.js
275 ms
multibox.js
319 ms
cssverticalmenu.css
297 ms
cssverticalmenu.js
307 ms
jquery.js
438 ms
plusone.js
167 ms
bg-blue.jpg
249 ms
server.js
105 ms
controller.js
104 ms
model.js
102 ms
view.js
107 ms
view.ejs.js
107 ms
lang.json.js
109 ms
core.js
113 ms
widget.js
106 ms
position.js
108 ms
stars.js
109 ms
fancybox.js
110 ms
bookmarklet.js
182 ms
checked.js
179 ms
checkList.js
183 ms
eblog.js
187 ms
ejax.js
183 ms
logo.png
181 ms
small_4_1308914810.jpg
183 ms
homepg_01_logo_slider.jpg
254 ms
homepg_02_logo_slider.jpg
261 ms
homepg_03_logo_slider.jpg
261 ms
homepg_04_logo_slider.jpg
253 ms
homepg_05_logo_slider.jpg
300 ms
homepg_06_logo_slider.jpg
300 ms
knee_oa.jpg
258 ms
mako_machine.jpg
258 ms
Four_Steps_Toward_Total_Hip_Replacement_Icon.png
299 ms
video-img.jpg
299 ms
217_becker_logo.jpg
307 ms
saveyourknees2.jpg
299 ms
all.js
18 ms
doc.png
313 ms
bg-main.png
310 ms
bg-header.png
307 ms
button-special.png
306 ms
give-us-your-evaluation.jpg
328 ms
images-util-corners-b5245cce8cfbf1c58c70079c2fdb1536.png
263 ms
125 ms
16x16.png
180 ms
widgets.js
45 ms
xd_arbiter.php
62 ms
xd_arbiter.php
91 ms
class.js
132 ms
lang.string.js
139 ms
event.destroyed.js
140 ms
lang.string.rsplit.js
153 ms
core.css
151 ms
theme.css
152 ms
ui.stars.css
146 ms
default.css
144 ms
cb=gapi.loaded_0
20 ms
yellow-button.png
44 ms
mod-category.png
46 ms
bg-footer.png
44 ms
ga.js
36 ms
button.0308b81ff1714e446f674b5b9793f2cd.js
30 ms
cb=gapi.loaded_1
33 ms
fastbutton
100 ms
__utm.gif
18 ms
like.php
99 ms
postmessageRelay
80 ms
tweet_button.b9740740e0bcf9b0657c5b11bd4388da.en.html
28 ms
cb=gapi.loaded_0
35 ms
cb=gapi.loaded_1
38 ms
pJeswbKZO4XwVR0035gpgvesZW2xOQ-xsNqO47m55DA.ttf
103 ms
fy8tT2klpgR.js
54 ms
LVx-xkvaJ0b.png
46 ms
3193398744-postmessagerelay.js
71 ms
rpc:shindig_random.js
60 ms
jot
436 ms
cb=gapi.loaded_0
13 ms
zehrcenter.com accessibility score
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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
zehrcenter.com 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
Page has valid source maps
zehrcenter.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 Zehrcenter.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 Zehrcenter.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.
zehrcenter.com
Open Graph description is not detected on the main page of Zehrcenter. 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: