2.3 sec in total
35 ms
1.6 sec
603 ms
Welcome to stopper.com homepage info - get ready to check Stopper best content right away, or after learning these important things about stopper.com
Safety Technology International cages, covers, alarms and custom buttons help deter theft, vandalism, damage and false fire alarms. Rely on STI®.
Visit stopper.comWe analyzed Stopper.com page load time and found that the first response time was 35 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
stopper.com performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value34.3 s
0/100
25%
Value14.4 s
1/100
10%
Value2,110 ms
7/100
30%
Value0.414
24/100
15%
Value31.6 s
0/100
10%
35 ms
64 ms
196 ms
30 ms
87 ms
Our browser made a total of 85 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Stopper.com, 61% (52 requests) were made to Sti-usa.com and 15% (13 requests) were made to Embed.tawk.to. The less responsive or slowest element that took the longest time to load (780 ms) relates to the external source Sti-usa.com.
Page size can be reduced by 1.0 MB (15%)
7.0 MB
5.9 MB
In fact, the total size of Stopper.com main page is 7.0 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 6.3 MB which makes up the majority of the site volume.
Potential reduce by 49.0 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 49.0 kB or 80% of the original size.
Potential reduce by 867.7 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. Obviously, Stopper needs image optimization as it can save up to 867.7 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 82.5 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 82.5 kB or 18% of the original size.
Potential reduce by 45.4 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. Stopper.com needs all CSS files to be minified and compressed as it can save up to 45.4 kB or 31% of the original size.
Number of requests can be reduced by 35 (49%)
71
36
The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stopper. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
stopper.com
35 ms
www.sti-usa.com
64 ms
www.sti-usa.com
196 ms
combo.css
30 ms
style.css
87 ms
style.min.css
129 ms
global.css
157 ms
all.css
184 ms
chosen.min.css
164 ms
all.min.css
190 ms
v4-shims.css
230 ms
FWDViewer.js
244 ms
jquery-1.10.2.min.js
219 ms
element.js
61 ms
js
70 ms
plugins.js
212 ms
main.js
187 ms
chosen.jquery.min.js
193 ms
wp-embed.min.js
211 ms
b4ec5af601.js
123 ms
wp-emoji-release.min.js
96 ms
css2
27 ms
STI-USA_logo_2021_horizontal.svg
83 ms
STI-USA_logo_mark_2021.svg
75 ms
New-App-Guides_600x600.png
313 ms
STI_US-UK_hospital-2_grey_large-top-feature.jpg
408 ms
EM1212DOC-1.png
315 ms
STI_US-UK_office-2_blue_large-top-feature.jpg
780 ms
SA5000B-SA5500R-600x600-1.png
461 ms
STI_US-UK_Winter-Warehouse-1_grey_large-top-feature-1920x961.jpg
313 ms
NT-SS101EN-360-72.gif
537 ms
STI_US-UK_school-2_grey_large-top-feature.jpg
395 ms
1221A4X-WD-360-2.gif
428 ms
STI_US-UK_school-3_blue_small-feature-1920x1153.jpg
484 ms
282121-9618-600x600.png
488 ms
STI_US-UK_Warehouse-1_blue_large-top-feature-1920x961.jpg
475 ms
EP-and-EF.png
664 ms
STI_US-UK_transit-2_grey_large-top-feature-1920x961.jpg
531 ms
STI-14020FR-gif-72.gif
541 ms
STI_US-UK_Warehouse-2_grey_large-top-feature-1920x961.jpg
550 ms
STI-USA_Fire_Products_Category-300x300.png
580 ms
STI-USA_Alarms_Category-300x300.png
581 ms
STI-USA_Buttons_and_Switches_Category-300x300.png
608 ms
STI-USA_Enclosures_and_Covers_Category-300x300.png
596 ms
STI-USA_Wire_Cages_Category-300x300.png
628 ms
STI-USA_Wireless_Products_Category-300x300.png
628 ms
EP-and-EF_v2.png
646 ms
STI_US-UK-AdobeStock_42290274_grey_1-1ac-1024x683.jpg
653 ms
299Wx355H.png
693 ms
STI-7535MED-1.png
687 ms
sti_production_literature_icon_v2.svg
683 ms
sti_where_to_buy_pin_icon_v2.svg
692 ms
sti_faqs_dialog_icon_v2.svg
696 ms
js
110 ms
analytics.js
45 ms
js
162 ms
2B9AEC_2_0.woff
628 ms
2B9AEC_1_0.woff
636 ms
2B9AEC_0_0.woff
665 ms
fa-solid-900.woff
665 ms
fa-regular-400.woff
760 ms
fa-light-300.woff
684 ms
fa-v4compatibility.ttf
67 ms
fa-regular-400.ttf
161 ms
fa-brands-400.ttf
232 ms
fa-solid-900.ttf
262 ms
font-awesome.min.css
47 ms
collect
36 ms
default
127 ms
collect
144 ms
ga-audiences
41 ms
pd.js
28 ms
twk-arr-find-polyfill.js
60 ms
twk-object-values-polyfill.js
75 ms
twk-event-polyfill.js
75 ms
twk-entries-polyfill.js
81 ms
twk-iterator-polyfill.js
76 ms
twk-promise-polyfill.js
90 ms
twk-main.js
70 ms
twk-vendor.js
81 ms
twk-chunk-vendors.js
100 ms
twk-chunk-common.js
89 ms
twk-runtime.js
88 ms
twk-app.js
98 ms
analytics
191 ms
stopper.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
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
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
stopper.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
Browser errors were logged to the console
Page has valid source maps
stopper.com 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
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stopper.com 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 Stopper.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.
stopper.com
Open Graph data is detected on the main page of Stopper. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: