16.2 sec in total
511 ms
15.4 sec
337 ms
Welcome to 489.fm homepage info - get ready to check 489 best content for Japan right away, or after learning these important things about 489.fm
高速バス・夜行バス・深夜バス予約のさくら高速バス(株式会社さくら観光)。コンセント付き、女性専用車や3列シート、格安〜高級まで豊富な便数・バスタイプからお好きな高速バス・夜行バスをお選びください。座席指定はもちろん、キャンセル待ちもできる高速バス予約サイト。青森・盛岡・山形・仙台・福島・会津・金沢・富山・名古屋・京都・大阪−東京・横浜間の人気路線もラインナップ。便ごとの安全装備も掲載!
Visit 489.fmWe analyzed 489.fm page load time and found that the first response time was 511 ms and then it took 15.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
489.fm performance score
name
value
score
weighting
Value4.7 s
12/100
10%
Value11.9 s
0/100
25%
Value9.5 s
12/100
10%
Value420 ms
66/100
30%
Value0.25
50/100
15%
Value10.6 s
23/100
10%
511 ms
786 ms
309 ms
327 ms
329 ms
Our browser made a total of 212 requests to load all elements on the main page. We found that 96% of them (203 requests) were addressed to the original 489.fm, 1% (2 requests) were made to Google-analytics.com and 1% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (4 sec) belongs to the original domain 489.fm.
Page size can be reduced by 306.4 kB (19%)
1.6 MB
1.3 MB
In fact, the total size of 489.fm main page is 1.6 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. 45% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 75.0 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. This page needs HTML code to be minified as it can gain 15.8 kB, which is 18% 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 75.0 kB or 85% of the original size.
Potential reduce by 34.4 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. 489 images are well optimized though.
Potential reduce by 150.8 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 150.8 kB or 64% of the original size.
Potential reduce by 46.1 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. 489.fm needs all CSS files to be minified and compressed as it can save up to 46.1 kB or 82% of the original size.
Number of requests can be reduced by 76 (36%)
210
134
The browser has sent 210 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 489. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
489.fm
511 ms
www.489.fm
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import.css
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calendar.css
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common.js
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jquery.js
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default.js
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jquery-1.10.2.min.js
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489.fm 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.
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
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
489.fm 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
Missing source maps for large first-party JavaScript
489.fm SEO score
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
EUC-JP
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 489.fm 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 489.fm main page’s claimed encoding is euc-jp. 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.
489.fm
Open Graph description is not detected on the main page of 489. 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: