What powers nengu.jp?
Last seen Sep 2026 · 16 technologies across 8 categories
Advertising
Analytics
Cloudflare Browser Insights
since Sep 2026
Google Analytics
since Feb 2019
Snowplow Analytics
since Aug 2024
CDN
Font scripts
Google Font API
since May 2026
JavaScript libraries
Segmentation
Adobe Audience Manager
since Aug 2022
Web frameworks
Microsoft ASP.NET
since Oct 2023
Web servers
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Oct 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
6.00 / 10 · ranked #110,119 of all domains
311 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 175 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Weight: 3.7 MB · 70 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on IDCF IDC Frontier Inc. (202.228.215.60)
- DNS: idcfcloud.com
- Email: no MX record returned
- Email security: SPF (hard fail)
- SSL: Let's Encrypt, RSA 2048, wildcard, expires Nov 2026
- Common Crawl link graph: rank 598,955, 181 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| simulation.nengu.jp | 9 |
| arasumi.nengu.jp | 7 |
| ja3hon.nengu.jp | 7 |
| miara.nengu.jp | 7 |
| 1227.nengu.jp | 6 |
| alps.nengu.jp | 6 |
| arthousegoda.nengu.jp | 6 |
| mycollection.nengu.jp | 6 |
| shikokusaburou.nengu.jp | 6 |
| cafejayparker.nengu.jp | 5 |
| mnr6.nengu.jp | 4 |
| ugf.nengu.jp | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Browser Insights Sep 2026
- dropped i-mobile Jan 2026
- detected i-mobile Nov 2025