What powers 
ykkfastening.com?
Last seen Sep 2026 · 24 technologies across 14 categories
Analytics
Google Analytics
since Jun 2018
CDN
Amazon CloudFront
since May 2021
cdnjs
since Oct 2021
Cloudflare
since May 2022
Google Hosted Libraries
since Feb 2022
Unpkg
since Apr 2026
CMS
DNN
since Mar 2018
Ecommerce
Cart Functionality
since Jul 2021
Font scripts
Google Font API
since Apr 2026
JavaScript frameworks
React
since Aug 2026
JavaScript libraries
Load balancers
Amazon ALB
since Aug 2021
Miscellaneous
HTTP/3
since Feb 2026
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since May 2021
Programming languages
Ruby
since Jun 2025
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since May 2019
Web frameworks
Microsoft ASP.NET
since Mar 2018
Ruby on Rails
since Jun 2025
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 61% desktop
- 39% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.94 / 10 · ranked #252,742 of all domains
198 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 11.3 MB · 110 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- DNS: infonet.jp
- Email: mg-r.com
- Email security: no SPF record, DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 471,999, 5 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| tsunaguclub.ykkfastening.com | 13 |
| lyncs.ykkfastening.com | 12 |
| www.ykkfastening.com | 6 |
| monozukuri.ykkfastening.com | 4 |
Full technology history →
Report an incorrect detection
Recent changes
- detected cdnjs Sep 2026
- detected Cloudflare Sep 2026
- detected React Aug 2026
- dropped Apache HTTP Server May 2026
- dropped Bootstrap May 2026
- dropped Google Maps May 2026
- dropped Swiper May 2026
- detected Google Font API Apr 2026
- detected Unpkg Apr 2026
- detected HTTP/3 Feb 2026