What powers 428km.com?
Last seen Oct 2026 · 17 technologies across 15 categories
Advertising
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Page builders
Performance
Programming languages
Security
Web servers
Widgets
WordPress plugins
WordPress themes
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
0.41 / 10 · ranked #34,535,414 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- Weight: 1.1 MB · 21 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on GMO Internet (157.7.107.21)
- DNS: Lolipop
- Email: Lolipop
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 18,497,104, 2 hosts
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| 428km.com | 17 |
| www.428km.com | 4 |
Full technology history →
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Recent changes
- detected Google Font API Sep 2026
- detected Lightning Sep 2026
- detected MySQL Sep 2026
- detected PHP Sep 2026
- detected Priority Hints Sep 2026
- detected RSS Sep 2026
- detected Stackable Sep 2026
- detected Swiper Sep 2026
- detected Twitter Emoji (Twemoji) Sep 2026
- detected WordPress Sep 2026
- detected WordPress Block Editor Sep 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026