10.7 sec in total
470 ms
10.1 sec
165 ms
Welcome to rockfilter.com homepage info - get ready to check Rock Filter best content right away, or after learning these important things about rockfilter.com
PINGXIANG ROCKFILTER INDUSTRIAL CO., LTD. is a professional factory and quality filter supplier of Heavy Duty and Light Duty Air Filters, Passenger Car Air Filters, Cabin Filters, Ecological Oil Filte...
Visit rockfilter.comWe analyzed Rockfilter.com page load time and found that the first response time was 470 ms and then it took 10.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
rockfilter.com performance score
name
value
score
weighting
Value4.0 s
23/100
10%
Value6.1 s
12/100
25%
Value4.7 s
68/100
10%
Value780 ms
38/100
30%
Value0.688
7/100
15%
Value5.8 s
67/100
10%
470 ms
474 ms
143 ms
247 ms
135 ms
Our browser made a total of 73 requests to load all elements on the main page. We found that 42% of them (31 requests) were addressed to the original Rockfilter.com, 42% (31 requests) were made to Data.pop800.com and 4% (3 requests) were made to S7.addthis.com. The less responsive or slowest element that took the longest time to load (6.6 sec) relates to the external source Data.pop800.com.
Page size can be reduced by 407.7 kB (21%)
1.9 MB
1.5 MB
In fact, the total size of Rockfilter.com main page is 1.9 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. 35% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 49.8 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 49.8 kB or 79% of the original size.
Potential reduce by 18.9 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. Rock Filter images are well optimized though.
Potential reduce by 307.3 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 307.3 kB or 62% of the original size.
Potential reduce by 31.7 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. Rockfilter.com needs all CSS files to be minified and compressed as it can save up to 31.7 kB or 85% of the original size.
Number of requests can be reduced by 29 (41%)
70
41
The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rock Filter. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and as a result speed up the page load time.
rockfilter.com
470 ms
www.rockfilter.com
474 ms
all.css
143 ms
jquery-1.9.0.min.js
247 ms
skip.js
135 ms
addthis_widget.js
9 ms
banner.js
154 ms
800.js
1568 ms
logo.jpg
279 ms
tel.jpg
188 ms
banner1.jpg
407 ms
banner2.jpg
468 ms
banner3.jpg
401 ms
banner4.jpg
459 ms
lei1.jpg
385 ms
lei2.jpg
417 ms
lei3.jpg
524 ms
about%20(2).jpg
474 ms
about.jpg
478 ms
gongg.jpg
484 ms
1340683335.jpg
579 ms
1340693080.jpg
543 ms
1341030313.jpg
544 ms
1341323065.jpg
567 ms
1341389311.jpg
614 ms
1341389807.jpg
677 ms
1341826301.jpg
664 ms
rockfilter_21.jpg
616 ms
skpy.jpg
641 ms
analytics.js
48 ms
nav.jpg
613 ms
nav2.jpg
643 ms
collect
13 ms
cp.jpg
623 ms
btt.png
626 ms
800.css
5612 ms
skin.css
5617 ms
count.do
929 ms
pic.gif
1843 ms
_ate.track.config_resp
16 ms
300lo.json
36 ms
face.gif
5583 ms
top_left.gif
5583 ms
closed.gif
5584 ms
top_right.gif
5585 ms
callme_en.gif
5760 ms
notcallme_en.gif
5762 ms
foot_left.gif
5765 ms
foot_bg.gif
5766 ms
foot_right.gif
5765 ms
top_left.gif
5767 ms
but_down.gif
5943 ms
closed.gif
5943 ms
top_right.gif
6416 ms
name.gif
5946 ms
mobile.gif
5944 ms
email.gif
5947 ms
submit_en.gif
6594 ms
foot_left.gif
6123 ms
foot_bg.gif
6124 ms
foot_right.gif
6126 ms
top_bg.gif
6598 ms
mid_bg.gif
6304 ms
top_bg.gif
6305 ms
mid_bg.gif
6306 ms
sh.48536d49e4da3bdba54606b4.html
853 ms
136.6af2d0105b0c788761be.js
6 ms
cmi.do
306 ms
pic.gif
1796 ms
facepic.png
896 ms
shrink.gif
898 ms
control_en.png
1185 ms
control_small.png
1078 ms
rockfilter.com accessibility score
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
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.
rockfilter.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
rockfilter.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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rockfilter.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 Rockfilter.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.
rockfilter.com
Open Graph description is not detected on the main page of Rock Filter. 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: