What powers yamada-udon.co.jp?
Last seen Aug 2026 · 19 technologies across 10 categories
Advertising
Twitter Ads
since Jul 2021
Analytics
Google Analytics
since May 2019
Ecommerce
Cart Functionality
since Dec 2020
JavaScript frameworks
JavaScript libraries
Swiper
since Dec 2025
Underscore.js
since May 2019
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
Programming languages
PHP
since Sep 2021
Tag managers
Google Tag Manager
since May 2019
Web Servers
Widgets
FlexSlider
since Dec 2020
Twitter
since May 2019
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Sep 2026 * removed from robots.txt
- Sep 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 92% phone
- 7% desktop
- 2% tablet
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.04 / 10 · ranked #542,868 of all domains
59 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.9 MB · 42 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- Yamada-udon
- Founded: 1953
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on CPI-NET KDDI Web Communications Inc. (158.199.170.173)
- DNS: cpi.ad.jp
- Email: secure.ne.jp
- Email security: SPF (soft fail), DMARC monitor only
- SSL: GlobalSign, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 1,180,727, 4 hosts
- Verified with: Google
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| yamada-udon.co.jp | 12 |
| www.yamada-udon.co.jp | 10 |
| shop.yamada-udon.co.jp | 7 |
| www2.yamada-udon.co.jp | 5 |