2.9 sec in total
212 ms
2.4 sec
325 ms
Visit observa-dome.com now to see the best up-to-date Observa Dome content and also check out these interesting facts you probably never knew about observa-dome.com
Observa Dome Laboratories in Jackson, MI is the leading manufacturer of Observatory Domes, Telescope Shelters, and Missile Tracking. Contact Us Today!
Visit observa-dome.comWe analyzed Observa-dome.com page load time and found that the first response time was 212 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
observa-dome.com performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value7.0 s
6/100
25%
Value40.3 s
0/100
10%
Value32,700 ms
0/100
30%
Value0.796
5/100
15%
Value45.8 s
0/100
10%
212 ms
836 ms
88 ms
74 ms
155 ms
Our browser made a total of 82 requests to load all elements on the main page. We found that 71% of them (58 requests) were addressed to the original Observa-dome.com, 16% (13 requests) were made to Youtube.com and 4% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (836 ms) belongs to the original domain Observa-dome.com.
Page size can be reduced by 436.2 kB (29%)
1.5 MB
1.1 MB
In fact, the total size of Observa-dome.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. Images take 923.9 kB which makes up the majority of the site volume.
Potential reduce by 46.2 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 46.2 kB or 79% of the original size.
Potential reduce by 48.7 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. Observa Dome images are well optimized though.
Potential reduce by 27.8 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 27.8 kB or 23% of the original size.
Potential reduce by 313.6 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. Observa-dome.com needs all CSS files to be minified and compressed as it can save up to 313.6 kB or 78% of the original size.
Number of requests can be reduced by 44 (60%)
73
29
The browser has sent 73 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Observa Dome. 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 14 to 1 for CSS and as a result speed up the page load time.
observa-dome.com
212 ms
observa-dome.com
836 ms
wp-emoji-release.min.js
88 ms
css
74 ms
wp-customer-reviews-generated.css
155 ms
general-https-f7d341e.css
216 ms
layout-front_page-https-3a0858a.css
211 ms
responsive-grid-https-d2119e4.css
212 ms
page-list.css
210 ms
photoswipe.css
213 ms
slimbox2.css
212 ms
jquery.js
383 ms
jquery-migrate.min.js
267 ms
wp-customer-reviews.js
266 ms
jquery.hoverintent.js
268 ms
jquery.superfish.js
268 ms
selectnav.js
268 ms
block-dynamic-js-layout-front_page-https-6d9d199.js
320 ms
jquery.fitvids.js
321 ms
responsive-grid-js-https-e6e6939.js
322 ms
modernizr.placeholder.min.js
321 ms
scripts.js
322 ms
st_insights.js
85 ms
slimbox2.js
377 ms
slimbox2_autoload.js
377 ms
formreset.min.css
377 ms
formsmain.min.css
442 ms
readyclass.min.css
447 ms
browsers.min.css
496 ms
jquery.maskedinput.min.js
487 ms
soliloquy.css
486 ms
ssba.min.js
533 ms
klass.min.js
533 ms
code.photoswipe-3.0.5.min.js
532 ms
psw.call.js
533 ms
wp-embed.min.js
531 ms
soliloquy-min.js
532 ms
gtm.js
230 ms
sdk.js
220 ms
g2KYn9rqsNk
150 ms
logo.png
268 ms
sherman-1024x497.jpg
720 ms
lightened-logo.png
231 ms
holder.gif
195 ms
DSC00369LVR-300x225.jpg
196 ms
24-shutters-closed-resized-300x225.jpg
195 ms
Shutter-drive-resized-300x225.jpg
267 ms
shutter-electro-mechanical-Resized-300x225.jpg
266 ms
yt_new.png
267 ms
fb_new.png
267 ms
pdfico.png
319 ms
z7NFdQDnbTkabZAIOl9il_O6KJj73e7Ff1GhDuXMQQ.woff
144 ms
z7NFdQDnbTkabZAIOl9il_O6KJj73e7Ff0GmDuXMQQ.woff
167 ms
z7NHdQDnbTkabZAIOl9il_O6KJj73e7Fd_-7suD8Rb2T.woff
168 ms
HFI4OoySpZA
71 ms
preloader.gif
236 ms
g2KYn9rqsNk
82 ms
HFI4OoySpZA
79 ms
Ascension-Island-7-Metera2.jpg
535 ms
fortrange-1024x497.jpg
536 ms
murfreesboro-1024x497.jpg
536 ms
tanegashima-1024x497.jpg
538 ms
tennessee-1024x497.jpg
573 ms
mt-meganticb2.jpg
538 ms
Magdalena_Observatoryb2.jpg
573 ms
Mexico-Museum-32.jpg
574 ms
VaticanObservatory_VATT2-1.jpg
574 ms
left.png
574 ms
right.png
573 ms
sdk.js
41 ms
analytics.js
50 ms
iframe_api
64 ms
HFI4OoySpZA
100 ms
g2KYn9rqsNk
100 ms
61 ms
collect
26 ms
www-widgetapi.js
8 ms
www-player.css
11 ms
www-embed-player.js
35 ms
base.js
70 ms
fetch-polyfill.js
34 ms
embed.js
65 ms
observa-dome.com accessibility score
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
Some elements have a [tabindex] value greater than 0
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
observa-dome.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
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
observa-dome.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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 Observa-dome.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 Observa-dome.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.
observa-dome.com
Open Graph description is not detected on the main page of Observa Dome. 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: