6.9 sec in total
545 ms
6.3 sec
109 ms
Welcome to f-cs.jp homepage info - get ready to check F Cs best content for Japan right away, or after learning these important things about f-cs.jp
フルタイムロッカーのカスタマーサイトです。
Visit f-cs.jpWe analyzed F-cs.jp page load time and found that the first response time was 545 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
f-cs.jp performance score
name
value
score
weighting
Value5.7 s
5/100
10%
Value6.1 s
12/100
25%
Value8.8 s
15/100
10%
Value320 ms
77/100
30%
Value0.002
100/100
15%
Value9.5 s
30/100
10%
545 ms
826 ms
831 ms
477 ms
508 ms
Our browser made a total of 47 requests to load all elements on the main page. We found that 89% of them (42 requests) were addressed to the original F-cs.jp, 4% (2 requests) were made to Secure.comodo.com and 4% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (3.2 sec) belongs to the original domain F-cs.jp.
Page size can be reduced by 29.1 kB (40%)
73.0 kB
43.9 kB
In fact, the total size of F-cs.jp main page is 73.0 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. Only 10% of websites need less resources to load. Javascripts take 37.7 kB which makes up the majority of the site volume.
Potential reduce by 12.3 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 2.0 kB, which is 13% 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 12.3 kB or 77% of the original size.
Potential reduce by 0 B
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. F Cs images are well optimized though.
Potential reduce by 14.7 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 14.7 kB or 39% of the original size.
Potential reduce by 2.1 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. F-cs.jp needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 74% of the original size.
Number of requests can be reduced by 19 (43%)
44
25
The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of F Cs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
f-cs.jp
545 ms
f-cs.jp
826 ms
831 ms
nn4.css
477 ms
import.css
508 ms
common.js
534 ms
global.css
361 ms
spacer.gif
481 ms
head_img01.gif
490 ms
head_img02.gif
560 ms
head_img05.gif
566 ms
head_img04.gif
563 ms
cmn_btn07.gif
568 ms
cmn_btn01.gif
984 ms
cmn_btn02.gif
992 ms
cmn_btn03.gif
1056 ms
cmn_btn04.gif
1059 ms
cmn_btn05.gif
1092 ms
cmn_btn06.gif
1329 ms
img13.gif
1487 ms
img14.gif
1494 ms
fullnavi_230x140.jpg
1829 ms
btn05.gif
1533 ms
img17.gif
1625 ms
img15.gif
1799 ms
img18.gif
2013 ms
img16.gif
2019 ms
img07.gif
2043 ms
img08.gif
2139 ms
img09.gif
2273 ms
btn01.gif
2298 ms
img12.gif
2526 ms
btn04.gif
2542 ms
img25.gif
2576 ms
btn10.gif
2708 ms
img10.gif
2913 ms
btn02.gif
2844 ms
img11.gif
3066 ms
btn03.gif
3067 ms
img20.gif
3086 ms
btn06.gif
3174 ms
trustlogo.js
65 ms
seal_bg.gif
75 ms
tl_transp.gif
3244 ms
warranty_level.gif
73 ms
ga.js
35 ms
__utm.gif
13 ms
f-cs.jp 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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
f-cs.jp 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
f-cs.jp 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
JA
JA
SHIFT_JIS
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise F-cs.jp can be misinterpreted by Google and other search engines. Our service has detected that Japanese is used on the page, and it matches the claimed language. Our system also found out that F-cs.jp main page’s claimed encoding is shift_jis. 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.
f-cs.jp
Open Graph description is not detected on the main page of F Cs. 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: