What powers 
mrz.co.jp?
Last seen Oct 2026 · 26 technologies across 15 categories
Analytics
Google Analytics
since Jan 2019
CMS
Databases
MySQL
since Jun 2022
Ecommerce
Cart Functionality
since Oct 2022
Font scripts
JavaScript frameworks
Vue.js
since Jun 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
PaaS
Amazon Web Services
since Oct 2022
Performance
Priority Hints
since Jan 2024
Programming languages
Security
Tag managers
Google Tag Manager
since Jul 2022
Web servers
WordPress plugins
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Nov 2026 * removed from robots.txt
- Oct 2026 robots.txt removed
- Oct 2026 robots.txt appeared
- Oct 2026 * added to robots.txt
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 71% phone
- 29% desktop
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.83 / 10 · ranked #703,582 of all domains
47 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: Japanese
- Weight: 8.1 MB · 39 requests
- WordPress theme: maruzen · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- Maruzen
- Founded: 1956
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on CPI-NET - KDDI Web Communications Inc. (150.60.255.154)
- DNS: cpi.ad.jp
- Email: secure.ne.jp
- Email security: SPF (hard fail), no DMARC record
- SSL: JPRS, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 9,876,984, 4 hosts
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| mrz.co.jp | 14 |
| www.mrz.co.jp | 11 |
| shop.mrz.co.jp | 9 |
| homoso.mrz.co.jp | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped Amazon ELB Sep 2026