What powers itarda.or.jp?

Last seen Oct 2026 · 7 technologies across 5 categories

Analytics

Google Analytics
since Jan 2019

JavaScript libraries

jQuery v1.8.3
since Feb 2017
Modernizr v2.7.1
since Feb 2017

Programming languages

Ruby
since Sep 2019

Web frameworks

Ruby on Rails
since Sep 2019

Web servers

Apache HTTP Server
since Feb 2017
Phusion Passenger v6.0.2
since Sep 2019

AI Crawlers

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

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

See who blocks each AI crawler across the web

Top search keywords

KeywordPositionEst. monthly visits
car accidents in japan #7 2
types of helmet #75 1
0.2 blood alcohol level #66 1
0.2 alcohol level #79 1
why are helmets supposed to break #66 0
blood alcohol to breath alcohol conversion #64 0
breath alcohol to blood alcohol conversion #75 0
car crashes japan #92 0
car crashes japan #48 0
car accidents in japan #61 0
what are head restraints designed for #98 0
what percentage of car accidents are caused by older drivers #60 0
what lane do wrong-way drivers tend to drive in #91 0
bac 0.15 how many drinks #89 0
anti-whiplash front head restraints #57 0
anti whiplash head restraints #69 0
okayama population #32 0
pedestrian fatality rate by speed #91 0
population of kagoshima #27 0
is 0.3 alcohol level high #49 0
japanese safety helmet #44 0
japan motorcycle helmet #26 0
japan bike helmet #58 0
japan accidents #37 0
kagoshima population #34 0

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

Top backlinks

FromAnchor text
expat.com Accident situation in Japan
torquenews.com Institute for Traffic Accident Research and Data Analysis
ms-ins.com https://www.itarda.or.jp/contents/149/info118.pdf
jada.or.jp 公益財団法人 交通事故総合分析センター
police.pref.chiba.jp 死者日報(ITARDA)
zurich.co.jp 「人はどんなミスをして交通事故を起こすのか」
garbagenews.net 【交通事故総合分析センター】
daylight-law.jp 交通事故統計表データ|公益財団法人交通事故総合分析センター
zenrosai.coop 公益財団法人 交通事故総合分析センター
jmedj.co.jp 7歳が事故発生のピークで、「魔の7歳」
denso-ten.com https://www.itarda.or.jp/materials/traffic/free
b-chan.jp www.itarda.or.jp
sompo-japan.jp 交通事故総合分析センター
teguchi.info (公社)
adire.jp 二輪車事故の特徴―「見落とし」に注意!―|ITRADA
cariot.jp ※交通事故総合分析センター(ITARDA)「交通統計 平成29年度版」
nicebaby.co.jp 公益財団法人交通事故総合分析センター
think-sp.com イタルダ・インフォメーション
shikoku-subaru.co.jp https://www.itarda.or.jp/itardainfomation)
bikemuse.jp 交通事故統計データを有償提供。「交通事故安全マップ」なども公開
carseven.co.jp 2024年中の交通事故発生状況|公益財団法人 交通事故分析センター
car-hokengd.com 公益財団法人交通事故総合分析センター ホームページ
risk.tsukuba.ac.jp 交通事故総合分析センター
genderadvisorybureau.com 公益財団法人交通事故総合分析センター
realestate.gr.jp https://www.itarda.or.jp/situation_accidents

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

  • 60% phone
  • 39% desktop
  • Japan

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

Open Page Rank

5.96 / 10 · ranked #112,758 of all domains

154 referring domains · OpenPageRank

Search traffic

5 est. monthly organic visits (US)

38 keywords in Google's top 30

Core Web Vitals

LCP0.5 s
INP50 ms
CLS0
TTFB300 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Weight: 1.3 MB · 52 requests

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • Institute for Traffic Accident Research and Data Analysis
  • Country: Japan

From Wikidata (CC0).

Infrastructure

  • DNS: itarda.or.jp
  • Email: itarda.or.jp
  • Email security: SPF (hard fail), DMARC quarantine
  • SSL: GlobalSign, RSA 2048, expires Dec 2026
  • Common Crawl link graph: rank 484,633

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

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