What powers 
sre-group.co.jp?
Last seen Sep 2026 · 35 technologies across 19 categories
A/B Testing
Advertising
Analytics
CDN
CMS
Customer data platform
Font scripts
JavaScript frameworks
JavaScript libraries
Marketing automation
Miscellaneous
PaaS
Security
Segmentation
Tag managers
UI frameworks
Web servers
Webmail
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 74% desktop
- 26% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.69 / 10 · ranked #365,046 of all domains
75 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 9.8 MB · 142 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- SREホールディングス株式会社 (Sony Real Estate on Wikidata)
- Founded: 2014
- Country: Japan
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (75.2.98.178)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC quarantine
- SSL: DigiCert, ECDSA P256, wildcard, expires Mar 2027
- Common Crawl link graph: rank 9,585,879, 4 hosts
- Verified with: Amazon SES, Apple Business, Google, Microsoft 365, Notion
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sre-group.co.jp | 21 |
| ac.sre-group.co.jp | 16 |
| aiflat.sre-group.co.jp | 13 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Google Ads Dec 2025
- dropped Google Ads Conversion Tracking Dec 2025
- dropped particles.js Nov 2025