What powers hitachi-sis.co.jp?

Last seen Sep 2026 · 24 technologies across 15 categories

Analytics

Google Analytics
since Jan 2019

CDN

Amazon CloudFront
since Nov 2023

Font scripts

Google Font API
since Oct 2025

Issue trackers

Sentry
since Jul 2026

JavaScript frameworks

Next.js v16.3.1
since Jul 2026
Next.js App Router
since Jul 2026
React
since Jul 2026

JavaScript libraries

Apollo v3.11.4
since Jul 2026
Howler.js
since Jul 2026
jQuery v3.7.1
since Jan 2019
Swiper
since Oct 2025

Miscellaneous

Open Graph
since Jul 2026
RSS
since Jul 2026
Webpack
since Jul 2026

PaaS

Amazon Web Services
since Nov 2023

Performance

Priority Hints
since Jul 2026

Programming languages

GraphQL
since Jul 2026
Node.js
since Jul 2026
TypeScript
since Jul 2026

Reverse proxies

Envoy
since Jul 2026

Security

HSTS
since Jul 2026

Tag managers

Google Tag Manager
since Jan 2019

UI frameworks

Tailwind CSS
since Jul 2026

Web servers

Apache HTTP Server
since Jan 2019

AI Crawlers

Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Sep 2026.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found
  • Sep 2026 *: Allowed (was Restricted)
  • Aug 2026 *: Restricted (was Allowed)
  • Aug 2026 *: Allowed (was Restricted)

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
wise alert #79 0
hitachi contact us #93 0

The site's top keywords in Google (US), with the visits each one is estimated to bring per month.

Top backlinks

Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.

AI Crawlers

No AI crawlers blocked

Full breakdown

Audience

  • 57% desktop
  • 43% phone
  • Japan

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

Open Page Rank

5.37 / 10 · ranked #175,467 of all domains

56 referring domains · OpenPageRank

Search traffic

0 est. monthly organic visits (US)

2 keywords in Google's top 30

Core Web Vitals

LCP0.8 s
INP75 ms
CLS0
TTFB200 ms

Real user p75, Chrome UX Report, Aug 2026.

Page

  • Language: Japanese
  • CDN: Amazon CloudFront
  • Weight: 13.7 MB · 99 requests

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • 日立社会情報サービス 公式note

From the homepage's own structured data (Sep 2026).

Infrastructure

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

Subdomains

HostTechs
note.hitachi-sis.co.jp 17
www.hitachi-sis.co.jp 8

Full technology history →
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