What powers product-navi.jp?

Last seen Sep 2026 · 21 technologies across 16 categories

Advertising

Google AdSense
since Apr 2026
Twitter Ads
since Apr 2026

Affiliate programs

A8.net
since Apr 2026
Amazon Associates
since Apr 2026

Analytics

Google Analytics
since Apr 2026

Authentication

Facebook Login
since Apr 2026

Caching

Varnish
since Apr 2026

CDN

Cloudflare
since May 2026

CMS

Hatena Blog
since Apr 2026

Issue trackers

Sentry
since Apr 2026

JavaScript libraries

core-js v3.50.0
since Apr 2026
jQuery v1.12.4
since Apr 2026

Miscellaneous

Open Graph
since Apr 2026
RSS
since Apr 2026

Performance

Priority Hints
since Sep 2026

Security

Cloudflare Bot Management
since May 2026
reCAPTCHA
since Apr 2026

Tag managers

Google Tag Manager
since Apr 2026

Video players

YouTube
since Apr 2026

Web servers

Nginx
since Apr 2026

Widgets

Twitter
since Apr 2026

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 100% phone
  • Japan

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

1.34 / 10 · ranked #8,151,013 of all domains

2 referring domains · OpenPageRank

Core Web Vitals

LCP1.7 s
INP50 ms
CLS0
TTFB700 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Japanese
  • Weight: 3.0 MB · 176 requests
  • Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Infrastructure

DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted

Full technology history →
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