What powers sumu-z.jp?
Last seen Sep 2026 · 41 technologies across 16 categories
A/B Testing
Google Optimize
since May 2021
Analytics
Google Analytics
since Feb 2019
HubSpot Analytics
since Jun 2023
CDN
Amazon CloudFront
since Nov 2019
cdnjs
since Jul 2023
Cloudflare
since Jun 2023
Google Hosted Libraries
since Feb 2022
jQuery CDN
since Jul 2023
jsDelivr
since Jul 2023
CMS
WordPress
since Feb 2019
Databases
MySQL
since Feb 2019
Font scripts
JavaScript frameworks
Element UI
since Aug 2022
JavaScript libraries
Marketing automation
HubSpot
since Jun 2023
Salesforce Marketing Cloud Account Engagement
since Dec 2022
Miscellaneous
PaaS
Amazon Web Services
since Nov 2019
Programming languages
Security
Cloudflare Bot Management
since Jun 2023
Tag managers
Google Tag Manager
since Feb 2019
Web servers
WordPress plugins
SiteOrigin Page Builder
since Mar 2024
WordPress Super Cache
since Dec 2023
WP-PageNavi
since Jan 2023
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
- 62% phone
- 38% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.52 / 10 · ranked #2,461,765 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.6 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 3100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 3.3 MB · 110 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (18.164.116.29)
- DNS: Amazon Route 53
- Email: no MX record returned
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 2,500,816, 4 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| land.sumu-z.jp | 28 |
| sumu-z.jp | 28 |