What powers fastdoctor.jp?
Last seen Jun 2026 · 85 technologies across 31 categories
A/B Testing
Google Optimize
since Jul 2021
Advertising
Google Ads
since Aug 2023
Microsoft Advertising
since Sep 2023
Taboola
since Feb 2023
Twitter Ads
since Feb 2023
Yahoo Advertising
since Mar 2023
Analytics
Google Ads Conversion Tracking
since Aug 2021
Google Analytics
since Jan 2019
Microsoft Clarity
since Apr 2023
Authentication
Facebook Login
since May 2023
Caching
CDN
Amazon CloudFront
since Jan 2023
Amazon S3
since Jul 2024
cdnjs
since May 2024
Cloudflare
since Mar 2023
Google Hosted Libraries
since Jan 2023
jQuery CDN
since May 2024
jsDelivr
since Jul 2020
CMS
Hatena Blog
since May 2023
WordPress
since Jan 2019
Databases
Ecommerce
Cart Functionality
since Jan 2023
MakeShop
since Jan 2023
Amazon SES
since Jun 2024
Font scripts
Google Font API
since Jan 2023
Issue trackers
Sentry
since Mar 2023
JavaScript frameworks
JavaScript libraries
Load balancers
Amazon ALB
since Jan 2023
Marketing automation
Salesforce Marketing Cloud Account Engagement
since Feb 2023
Miscellaneous
HTTP/3
since Feb 2023
Open Graph
since Jan 2023
PWA
since May 2024
RSS
since Mar 2023
Webpack
since Feb 2023
PaaS
Page builders
WordPress Block Editor
since Nov 2024
Performance
Priority Hints
since Sep 2024
Programming languages
Reverse proxies
Envoy
since Jun 2024
RUM
Datadog
since May 2024
Security
SEO
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Web servers
Apache HTTP Server
since Jan 2019
Nginx
since Aug 2019
Webmail
Apple iCloud Mail
since May 2024
Google Workspace
since Jan 2023
Widgets
WordPress plugins
Popup Maker
since Nov 2024
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ba5 | #38 | 1 |
| cdc dnpao | #61 | 0 |
| cdc dnpao | #61 | 0 |
| superinfection signs and symptoms | #81 | 0 |
| jponline | #33 | 0 |
| kp3 covid | #74 | 0 |
| kp.3 incubation period | #75 | 0 |
| kp 3 incubation period | #79 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 88% phone
- 11% desktop
- 1% tablet
Japan
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.90 / 10 · ranked #117,175 of all domains
148 referring domains · OpenPageRank
Search traffic
1 est. monthly organic visits (US)
8 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 150 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 3.4 MB · 141 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| corporate.fastdoctor.jp | 32 |
| fastdoctor.jp | 30 |
| contact.fastdoctor.jp | 27 |
| oncall.fastdoctor.jp | 22 |
| test.fastdoctor.jp | 22 |
| note.fastdoctor.jp | 20 |
| tech.fastdoctor.jp | 16 |
| fastcheck.fastdoctor.jp | 15 |
| navi.fastdoctor.jp | 14 |
| cp.fastdoctor.jp | 12 |
| contractclinics.ccp.fastdoctor.jp | 11 |