2.5 sec in total
235 ms
1.9 sec
356 ms
Visit prestivac.com now to see the best up-to-date Presti Vac content and also check out these interesting facts you probably never knew about prestivac.com
PrestiVac specializes in design and manufacture of Legally Certified Explosion Proof Industrial Vacuum Cleaners for Contamination Controlled Environments and Hazardous Locations.
Visit prestivac.comWe analyzed Prestivac.com page load time and found that the first response time was 235 ms and then it took 2.2 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.
prestivac.com performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value17.5 s
0/100
25%
Value8.3 s
19/100
10%
Value630 ms
48/100
30%
Value0.579
12/100
15%
Value9.2 s
32/100
10%
235 ms
487 ms
45 ms
214 ms
292 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 63% of them (41 requests) were addressed to the original Prestivac.com, 6% (4 requests) were made to Google.com and 5% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (584 ms) belongs to the original domain Prestivac.com.
Page size can be reduced by 210.8 kB (12%)
1.8 MB
1.6 MB
In fact, the total size of Prestivac.com main page is 1.8 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 1.4 MB which makes up the majority of the site volume.
Potential reduce by 74.0 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 74.0 kB or 80% of the original size.
Potential reduce by 119.5 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. Presti Vac images are well optimized though.
Potential reduce by 17.2 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. This website has mostly compressed JavaScripts.
Potential reduce by 155 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. Prestivac.com has all CSS files already compressed.
Number of requests can be reduced by 30 (56%)
54
24
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Presti Vac. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
prestivac.com
235 ms
prestivac.com
487 ms
gtm.js
45 ms
css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css
214 ms
css_MzfdT7hZyK-p9kAzjJIN9eHxW7kI68sG_42kowOZrjw.css
292 ms
css_jnZMmgEhW7XkJiL3cm5CogpzKor-iyGujkY0mGS21M0.css
289 ms
css_33r5xccJyuaVBDRHvfouJAmDI9YBT8GCOseVL4LVHmc.css
435 ms
css_cvat6tDlfAFfqrMLVENNtEKbnP71BVHpP-5aDKV5c7Y.css
292 ms
font-awesome.min.css
36 ms
jquery.min.js
31 ms
js_vSmhpx_T-AShyt_WMW5_TcwwxJP1imoVOa8jvwL_mxE.js
315 ms
js_BLxotNs2yt7YGlf9QRI9L9AMfdnkQfnN-_ADBTW3SiE.js
361 ms
js_azGYGwumrVmgr4Uxh71k1jP9eiKl_oJwCcUUExuDMkA.js
510 ms
js_L0NTQKl-U_A9UAycF_8RiVhAwt0R22jVuz5bQxXCloU.js
463 ms
js_D5Bdu0sUiQhrSqYMAeYlMQy4jnLFiXA3uqamzyrd8lw.js
369 ms
js_2drphBNznD41eV5YreG_ynD2qrBPhy70TGGDWoRpl1M.js
389 ms
js
43 ms
loader.js
153 ms
analytics.js
135 ms
bat.js
151 ms
conversion.js
150 ms
sdk.js
131 ms
collect
21 ms
call-tracking_7.js
8 ms
collect
14 ms
js
38 ms
ga-audiences
26 ms
wcm
46 ms
css_VTLI7LGEqfHyEyfala2N2_lfoOkQUsBOPNjNnSF43Fw.css
109 ms
fbevents.js
11 ms
205 ms
logo_2.png
97 ms
PrestiVac_Band3.jpg
505 ms
vacuum-cleaners-prestivac-6.jpg
520 ms
timer.png
204 ms
label1.png
215 ms
label2.png
271 ms
label3.png
215 ms
vacuum-cleaners-prestivac-9.jpg
435 ms
explosion-proof-vacuums-reviews-10-1.png
284 ms
explosion-proof-vacuums-reviews-9-1.png
285 ms
explosion-proof-vacuums-reviews-8-1.png
349 ms
explosion-proof-vacuums-reviews-7-1.png
358 ms
explosion-proof-vacuums-reviews-6-1.png
360 ms
explosion-proof-vacuums-reviews-5-1.png
426 ms
explosion-proof-vacuums-reviews-4-1.png
432 ms
explosion-proof-vacuums-reviews-3-1.png
437 ms
partner2.png
505 ms
fontawesome-webfont.woff
71 ms
fontawesome-webfont.woff
584 ms
162 ms
IQHow_FEYlDC4Gzy_m8fcsBaWKZ57bY3RXgXH6dOjZ0.ttf
439 ms
IQHow_FEYlDC4Gzy_m8fcnbFhgvWbfSbdVg11QabG8w.woff
447 ms
zhcz-_WihjSQC0oHJ9TCYMDdSZkkecOE1hvV7ZHvhyU.ttf
506 ms
zhcz-_WihjSQC0oHJ9TCYL3hpw3pgy2gAi-Ip7WPMi0.woff
514 ms
insight.min.js
128 ms
map.png
511 ms
24 ms
en.png
402 ms
fr.png
403 ms
loader.gif
450 ms
revicons.woff
445 ms
sdk.js
9 ms
21 ms
58 ms
prestivac.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.
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
Form elements do not have associated labels
Links do not have a discernible name
prestivac.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
prestivac.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
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 Prestivac.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 Prestivac.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.
prestivac.com
Open Graph description is not detected on the main page of Presti Vac. 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: