1.4 sec in total
120 ms
798 ms
525 ms
Visit rivastro.org now to see the best up-to-date Rivastro content and also check out these interesting facts you probably never knew about rivastro.org
Since 1957, the Riverside Astronomical Society, a non-profit organization and astronomy club, has been bringing the joy of astronomy to the public throughout Southern California.
Visit rivastro.orgWe analyzed Rivastro.org page load time and found that the first response time was 120 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
rivastro.org performance score
name
value
score
weighting
Value3.8 s
27/100
10%
Value6.1 s
12/100
25%
Value4.1 s
79/100
10%
Value360 ms
72/100
30%
Value0.006
100/100
15%
Value8.4 s
39/100
10%
120 ms
188 ms
45 ms
171 ms
54 ms
Our browser made a total of 27 requests to load all elements on the main page. We found that 67% of them (18 requests) were addressed to the original Rivastro.org, 7% (2 requests) were made to Connect.facebook.net and 7% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (419 ms) belongs to the original domain Rivastro.org.
Page size can be reduced by 69.9 kB (8%)
922.0 kB
852.1 kB
In fact, the total size of Rivastro.org main page is 922.0 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 857.8 kB which makes up the majority of the site volume.
Potential reduce by 32.9 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. This page needs HTML code to be minified as it can gain 14.8 kB, which is 37% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 32.9 kB or 82% of the original size.
Potential reduce by 36.2 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. Rivastro images are well optimized though.
Potential reduce by 50 B
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. This website has mostly compressed JavaScripts.
Potential reduce by 773 B
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. Rivastro.org needs all CSS files to be minified and compressed as it can save up to 773 B or 24% of the original size.
Number of requests can be reduced by 7 (30%)
23
16
The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rivastro. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
rivastro.org
120 ms
index.php
188 ms
all.js
45 ms
gtm.js
171 ms
home.css
54 ms
dropdown_1.css
97 ms
dropdown_2.css
95 ms
global.css
111 ms
header-1000x180.jpg
180 ms
button-donate.png
155 ms
home-section-specialevent.png
113 ms
nightfall-180.png
156 ms
calendar-3d-100x100.png
179 ms
home-section-featuredphoto.png
130 ms
20220912-trifid-chylek-tomas.jpg
419 ms
home-section-calendar.png
149 ms
home-footer-gmars-star-party.jpg
290 ms
all.js
88 ms
dropdown_3.css
118 ms
129 ms
analytics.js
101 ms
bg-blue-gradient-vertical.png
78 ms
bg-stars-gradient-horizontal.png
78 ms
pixel.gif
97 ms
p=
98 ms
collect
16 ms
129 ms
rivastro.org 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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
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
rivastro.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
rivastro.org SEO score
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
EN
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rivastro.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 Rivastro.org main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
rivastro.org
Open Graph data is detected on the main page of Rivastro. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: