8.1 sec in total
343 ms
7.3 sec
410 ms
Visit gasspec.jp now to see the best up-to-date Gasspec content for Japan and also check out these interesting facts you probably never knew about gasspec.jp
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Visit gasspec.jpWe analyzed Gasspec.jp page load time and found that the first response time was 343 ms and then it took 7.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
gasspec.jp performance score
name
value
score
weighting
Value4.3 s
19/100
10%
Value12.3 s
0/100
25%
Value10.7 s
7/100
10%
Value300 ms
79/100
30%
Value0.184
66/100
15%
Value10.6 s
23/100
10%
343 ms
451 ms
260 ms
132 ms
152 ms
Our browser made a total of 67 requests to load all elements on the main page. We found that 96% of them (64 requests) were addressed to the original Gasspec.jp, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (4.6 sec) belongs to the original domain Gasspec.jp.
Page size can be reduced by 899.7 kB (20%)
4.6 MB
3.7 MB
In fact, the total size of Gasspec.jp main page is 4.6 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. 25% of websites need less resources to load. Images take 4.5 MB which makes up the majority of the site volume.
Potential reduce by 21.1 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 3.3 kB, which is 12% 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 21.1 kB or 75% of the original size.
Potential reduce by 824.5 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. Obviously, Gasspec needs image optimization as it can save up to 824.5 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.0 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 32.0 kB or 60% of the original size.
Potential reduce by 22.2 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. Gasspec.jp needs all CSS files to be minified and compressed as it can save up to 22.2 kB or 85% of the original size.
Number of requests can be reduced by 3 (5%)
65
62
The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gasspec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.
gasspec.jp
343 ms
www.gasspec.jp
451 ms
style.css
260 ms
jquery1.7.2.min.js
132 ms
script.js
152 ms
jquery.min.js
12 ms
analytics.js
78 ms
headr_mini.png
196 ms
top_header_bgimage_1.jpg
413 ms
clouds.png
223 ms
top_header_bgimage.png
677 ms
gasspec_logo.png
253 ms
header_2.png
272 ms
huricool.png
654 ms
toiawase_botan.png
773 ms
top_kyusenmon_mini.jpg
1173 ms
tel_botan.png
957 ms
menu_botan1.jpg
949 ms
menu_botan2.jpg
1262 ms
menu_botan3.jpg
1289 ms
menu_botan4.jpg
1489 ms
menu_botan5.jpg
1647 ms
menu_botan6.jpg
1684 ms
topnavBg.png
1749 ms
topnavSep.png
2005 ms
menu01.jpg
2159 ms
menu02.jpg
2382 ms
menu03.jpg
2479 ms
menu04.jpg
2490 ms
menu05.jpg
2530 ms
menu06.jpg
2874 ms
top_image_mini.jpg
3718 ms
index_top.jpg
3568 ms
kyanpen_botan1.jpg
3209 ms
top_manzokudo_mini.jpg
3405 ms
top_manzokudo.jpg
3486 ms
top_box1_mini.jpg
3576 ms
top_box1.jpg
3898 ms
top_box2_mini.jpg
4094 ms
top_box2.jpg
4162 ms
top_box3_mini.jpg
4177 ms
top_box3.jpg
4088 ms
mukyu_suport_mini.jpg
4288 ms
collect
10 ms
mukyu_suport.jpg
4200 ms
okyakusama_koe.jpg
4560 ms
sekoujirei.jpg
4605 ms
uresuji_01_mini.jpg
4642 ms
uresuji_01.jpg
4391 ms
uresuji_02_mini.jpg
4244 ms
uresuji_02.jpg
4101 ms
uresuji_03_mini.jpg
4611 ms
uresuji_03.jpg
4214 ms
sabisu_1.jpg
4373 ms
sabisu_1_mini.jpg
4271 ms
sabisu_4.jpg
4090 ms
sabisu_2.jpg
4078 ms
sabisu_2_mini.jpg
4286 ms
sabisu_3.jpg
4137 ms
sabisu_3_mini.jpg
4272 ms
omitumori_01_mini.png
4448 ms
omitumori_01.png
3834 ms
osirase.png
3437 ms
g_line.jpg
3518 ms
bt_mark_blue.gif
3437 ms
bor_l.gif
3435 ms
jusetukan.jpg
3763 ms
gasspec.jp accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA input fields do not have accessible names
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
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>).
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.
gasspec.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
Browser errors were logged to the console
Page has valid source maps
gasspec.jp SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gasspec.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 Gasspec.jp 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.
gasspec.jp
Open Graph description is not detected on the main page of Gasspec. 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: