3.7 sec in total
535 ms
3 sec
138 ms
Click here to check amazing River F content. Otherwise, check out these important facts you probably never knew about river-f.com
英文月刊誌Eye-Ai(アイアイ)リムジン車内誌via(ヴィア)の情報誌発行とチケットホルダーやFSP等、空港プロモーションのことならリバーフィールド社にお任せください。
Visit river-f.comWe analyzed River-f.com page load time and found that the first response time was 535 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
river-f.com performance score
name
value
score
weighting
Value1.9 s
88/100
10%
Value5.9 s
14/100
25%
Value5.6 s
53/100
10%
Value30 ms
100/100
30%
Value0.156
74/100
15%
Value1.9 s
100/100
10%
535 ms
154 ms
306 ms
324 ms
911 ms
Our browser made a total of 29 requests to load all elements on the main page. We found that all of those requests were addressed to River-f.com and no external sources were called. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain River-f.com.
Page size can be reduced by 70.7 kB (67%)
105.0 kB
34.3 kB
In fact, the total size of River-f.com main page is 105.0 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. 20% of websites need less resources to load. Javascripts take 80.6 kB which makes up the majority of the site volume.
Potential reduce by 6.8 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 6.8 kB or 72% of the original size.
Potential reduce by 191 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. Obviously, River F needs image optimization as it can save up to 191 B or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 52.6 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 52.6 kB or 65% of the original size.
Potential reduce by 11.1 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. River-f.com needs all CSS files to be minified and compressed as it can save up to 11.1 kB or 79% of the original size.
Number of requests can be reduced by 7 (25%)
28
21
The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of River F. 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.
river-f.com
535 ms
default.css
154 ms
common.css
306 ms
top.css
324 ms
jquery-1.4.3.min.js
911 ms
jquery.scrollTo-min.js
1382 ms
script.js
1383 ms
bg.gif
154 ms
header_bg_top.gif
180 ms
header.jpg
534 ms
lang.gif
180 ms
new_via_bg.gif
162 ms
new_via_bg2.png
995 ms
via_1450981364_0.jpg
457 ms
arrow.gif
322 ms
navi.gif
356 ms
via.jpg
537 ms
eyeai.jpg
643 ms
air.jpg
1068 ms
news.gif
608 ms
contact.gif
712 ms
new_eyeai.gif
715 ms
eyeai_1456871677.jpg
911 ms
frmshop.gif
804 ms
recruit.gif
889 ms
bg_foot.gif
892 ms
footer_bg.gif
964 ms
pagetop.gif
1067 ms
footer_logo.gif
1070 ms
river-f.com 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
Image elements do not have [alt] attributes
Links do not have a discernible name
river-f.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
river-f.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
JA
JA
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise River-f.com 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 River-f.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.
river-f.com
Open Graph description is not detected on the main page of River F. 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: