Carbyne.tokyo Site Title

株式会社カルビン

Carbyne.tokyo Meta Description

カルビンは「広告・制作業務」「アライアンス業務」「投資業務」でクライアントの事業成長をご支援する、少数精鋭のコンサルティング型マーケティングカンパニーです。

Carbyne.tokyo Test Results

Carbyne.tokyo Mobile Performance: 30/100
Quick overview:
Opportunities
These suggestions can help your page load faster. They don't directly affect the Performance score.
Eliminate render-blocking resources. Potential savings of 5,580 ms
Resources are blocking the first paint of your page. Consider delivering critical JS/CSS inline and deferring all non-critical JS/styles. Learn more.
Serve images in next-gen formats. Potential savings of 497 KiB
Image formats like JPEG 2000, JPEG XR, and WebP often provide better compression than PNG or JPEG, which means faster downloads and less data consumption. Learn more.
Efficiently encode images. Potential savings of 318 KiB
Optimized images load faster and consume less cellular data. Learn more.
Remove unused CSS. Potential savings of 195 KiB
Remove dead rules from stylesheets and defer the loading of CSS not used for above-the-fold content to reduce unnecessary bytes consumed by network activity. Learn more.
Remove unused JavaScript. Potential savings of 41 KiB
Remove unused JavaScript to reduce bytes consumed by network activity. Learn more.
Minify CSS. Potential savings of 22 KiB
Minifying CSS files can reduce network payload sizes. Learn more.
Diagnostics
More information about the performance of your application. These numbers don't directly affect the Performance score.
Reduce the impact of third-party code
Third-party code blocked the main thread for 2,020 ms
Third-party code can significantly impact load performance. Limit the number of redundant third-party providers and try to load third-party code after your page has primarily finished loading. Learn more.
Serve static assets with an efficient cache policy
27 resources found
A long cache lifetime can speed up repeat visits to your page. Learn more.
Ensure text remains visible during webfont load
Leverage the font-display CSS feature to ensure text is user-visible while webfonts are loading. Learn more.
Avoid enormous network payloads
Total size was 31,786 KiB
Large network payloads cost users real money and are highly correlated with long load times. Learn more.
Does not use passive listeners to improve scrolling performance
Consider marking your touch and wheel event listeners as `passive` to improve your page's scroll performance. Learn more.
Minimize main-thread work
7.2 s
Consider reducing the time spent parsing, compiling and executing JS. You may find delivering smaller JS payloads helps with this. Learn more
Reduce JavaScript execution time
2.4 s
Consider reducing the time spent parsing, compiling, and executing JS. You may find delivering smaller JS payloads helps with this. Learn more.
Avoid chaining critical requests
38 chains found
The Critical Request Chains below show you what resources are loaded with a high priority. Consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load. Learn more.
Avoid long main-thread tasks
17 long tasks found
Lists the longest tasks on the main thread, useful for identifying worst contributors to input delay. Learn more
Largest Contentful Paint element
1 element found
This is the largest contentful element painted within the viewport. Learn More
Keep request counts low and transfer sizes small
89 requests • 31,786 KiB
To set budgets for the quantity and size of page resources, add a budget.json file. Learn more.
Avoid large layout shifts
5 elements found
These DOM elements contribute most to the CLS of the page.

Carbyne.tokyo Mobile SEO: 95/100
Quick overview:
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.
Tap targets are not sized appropriately
50% appropriately sized tap targets
Interactive elements like buttons and links should be large enough (48x48px), and have enough space around them, to be easy enough to tap without overlapping onto other elements. Learn more.

Carbyne.tokyo Mobile Best Practices: 64/100
Quick overview:
General
Browser errors were logged to the console
Errors logged to the console indicate unresolved problems. They can come from network request failures and other browser concerns. Learn more
Registers an `unload` listener
The `unload` event does not fire reliably and listening for it can prevent browser optimizations like the Back-Forward Cache. Consider using the `pagehide` or `visibilitychange` events instead. Learn More
Trust and Safety
Does not use HTTPS
65 insecure requests found
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.
Links to cross-origin destinations are unsafe
Add `rel="noopener"` or `rel="noreferrer"` to any external links to improve performance and prevent security vulnerabilities. Learn more.
Includes front-end JavaScript libraries with known security vulnerabilities
3 vulnerabilities detected
Some third-party scripts may contain known security vulnerabilities that are easily identified and exploited by attackers. Learn more.
Carbyne.tokyo Mobile Progressive Web App: 43/100
Quick overview:
Fast and reliable
Current page does not respond with a 200 when offline
If you're building a Progressive Web App, consider using a service worker so that your app can work offline. Learn more.
`start_url` does not respond with a 200 when offline
A service worker enables your web app to be reliable in unpredictable network conditions. Learn more. No usable web app manifest found on page.
PWA Optimized
Does not redirect HTTP traffic to HTTPS
If you've already set up HTTPS, make sure that you redirect all HTTP traffic to HTTPS in order to enable secure web features for all your users. Learn more.
Is not configured for a custom splash screen
A themed splash screen ensures a high-quality experience when users launch your app from their homescreens. Learn more. Failures: No manifest was fetched.
Manifest doesn't have a maskable icon
A maskable icon ensures that the image fills the entire shape without being letterboxed when installing the app on a device. Learn more. No manifest was fetched
Does not set a theme color for the address bar.
The browser address bar can be themed to match your site. Learn more. Failures: No manifest was fetched, No `<meta name="theme-color">` tag found.
Installable
Does not use HTTPS
65 insecure requests found
All sites should be protected with HTTPS, even ones that don't handle sensitive data. This includes avoiding mixed content, where some resources are loaded over HTTP despite the initial request being servedover HTTPS. HTTPS prevents intruders from tampering with or passively listening in on the communications between your app and your users, and is a prerequisite for HTTP/2 and many new web platform APIs. Learn more.
Does not register a service worker that controls page and `start_url`
The service worker is the technology that enables your app to use many Progressive Web App features, such as offline, add to homescreen, and push notifications. Learn more.
Web app manifest does not meet the installability requirements
Browsers can proactively prompt users to add your app to their homescreen, which can lead to higher engagement. Learn more. Failures: No manifest was fetched.
Carbyne.tokyo Mobile Accessibility: 97/100
Quick overview:
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.
ARIA input fields do not have accessible names
When an input field doesn't have an accessible name, screen readers announce it with a generic name, making it unusable for users who rely on screen readers. Learn more.
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.
`<frame>` or `<iframe>` elements do not have a title
Screen reader users rely on frame titles to describe the contents of frames. Learn more.
Similar tests
www.carbyne.com
www.carbyne.net
www.carbyne.org
www.carbyne.info
www.carbyne.biz
www.carbyne.us
www.carbyne.mobi
www.arbyne.tokyo
www.carbyne.tokyo
www.xarbyne.tokyo
www.cxarbyne.tokyo
www.xcarbyne.tokyo
www.darbyne.tokyo
www.cdarbyne.tokyo
www.dcarbyne.tokyo
www.farbyne.tokyo
www.cfarbyne.tokyo
www.fcarbyne.tokyo
www.varbyne.tokyo
www.cvarbyne.tokyo
www.vcarbyne.tokyo
www.crbyne.tokyo
www.cqrbyne.tokyo
www.caqrbyne.tokyo
www.cqarbyne.tokyo
www.cwrbyne.tokyo
www.cawrbyne.tokyo
www.cwarbyne.tokyo
www.csrbyne.tokyo
www.casrbyne.tokyo
www.csarbyne.tokyo
www.czrbyne.tokyo
www.cazrbyne.tokyo
www.czarbyne.tokyo
www.cabyne.tokyo
www.caebyne.tokyo
www.carebyne.tokyo
www.caerbyne.tokyo
www.cadbyne.tokyo
www.cardbyne.tokyo
www.cadrbyne.tokyo
www.cafbyne.tokyo
www.carfbyne.tokyo
www.cafrbyne.tokyo
www.catbyne.tokyo
www.cartbyne.tokyo
www.catrbyne.tokyo
www.caryne.tokyo
www.carvyne.tokyo
www.carbvyne.tokyo
www.carvbyne.tokyo
www.cargyne.tokyo
www.carbgyne.tokyo
www.cargbyne.tokyo
www.carhyne.tokyo
www.carbhyne.tokyo
www.carhbyne.tokyo
www.carnyne.tokyo
www.carbnyne.tokyo
www.carnbyne.tokyo
www.carbne.tokyo
www.carbtne.tokyo
www.carbytne.tokyo
www.carbtyne.tokyo
www.carbgne.tokyo
www.carbygne.tokyo
www.carbhne.tokyo
www.carbyhne.tokyo
www.carbune.tokyo
www.carbyune.tokyo
www.carbuyne.tokyo
www.carbye.tokyo
www.carbybe.tokyo
www.carbynbe.tokyo
www.carbybne.tokyo
www.carbyhe.tokyo
www.carbynhe.tokyo
www.carbyje.tokyo
www.carbynje.tokyo
www.carbyjne.tokyo
www.carbyme.tokyo
www.carbynme.tokyo
www.carbymne.tokyo
www.carbyn.tokyo
www.carbynw.tokyo
www.carbynew.tokyo
www.carbynwe.tokyo
www.carbyns.tokyo
www.carbynes.tokyo
www.carbynse.tokyo
www.carbynd.tokyo
www.carbyned.tokyo
www.carbynde.tokyo
www.carbynr.tokyo
www.carbyner.tokyo
www.carbynre.tokyo
Last Tested: