What powers nacos.co.jp?
Last seen Aug 2026 · 16 technologies across 12 categories
Analytics
CDN
Google Hosted Libraries
since Feb 2022
CMS
Databases
MySQL
since May 2019
Hosting
Sakura Internet
since Aug 2022
JavaScript frameworks
Prototype
since May 2019
JavaScript libraries
Lightbox
since May 2019
script.aculo.us
since May 2019
Miscellaneous
RSS
since Dec 2022
Programming languages
PHP
since May 2019
Web servers
Nginx
since May 2019
Widgets
FlexSlider
since May 2019
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.80 / 10 · ranked #4,370,904 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Aug 2026.
Infrastructure
- Hosted on Cloudflare (104.21.95.197, IPv6)
- DNS: Cloudflare DNS
- Email: no MX record returned
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, expires Nov 2026
- Common Crawl link graph: rank 10,795,297, 2 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted