What powers 
dendai.ac.jp?
Last seen Oct 2026 · 116 technologies across 34 categories
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since Nov 2023
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since Dec 2022
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since Apr 2020
particles.js
since Jul 2025
JavaScript libraries
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since Jun 2022
HeadJS
since May 2023
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since Sep 2020
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since Jun 2022
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since May 2023
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since Dec 2022
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since Sep 2022
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since Aug 2018
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since Mar 2025
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Operating systems
CentOS
since Aug 2018
Red Hat
since Feb 2023
Scientific Linux
since Jun 2024
Ubuntu
since Aug 2018
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since Nov 2022
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since Dec 2022
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since Dec 2022
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since Mar 2024
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since Nov 2022
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AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Oct 2026. A recent check saw a policy file missing; awaiting confirmation.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 robots.txt appeared
- Sep 2026 * removed from robots.txt
- Aug 2026 robots.txt removed
- Aug 2026 robots.txt appeared
- Aug 2026 * added to robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| denki | #64 | 53 |
| tokyo u | #89 | 16 |
| tokyo university | #83 | 7 |
| tokyo denki university | #4 | 6 |
| tdu | #30 | 3 |
| tokyo university acceptance rate | #98 | 3 |
| university of tokyo acceptance rate | #88 | 3 |
| when was tokyo founded | #49 | 2 |
| dendai | #10 | 1 |
| supervisors are independently experimenting with using technology to | #42 | 0 |
| tdu 2 | #85 | 0 |
| tdu 2 | #69 | 0 |
| tdu 1 | #57 | 0 |
| the university of tokyo acceptance rate | #88 | 0 |
| tokyo founded | #64 | 0 |
| tokyo uni | #78 | 0 |
| university of tokyo mascot | #57 | 0 |
| asme pvp 2025 | #29 | 0 |
| structure art | #88 | 0 |
| jp wood | #98 | 0 |
| ac jp | #65 | 0 |
| aera undergraduate workshop | #48 | 0 |
| denki in japanese | #66 | 0 |
| dendai | #98 | 0 |
| dendai | #96 | 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
Audience
- 77% desktop
- 23% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
7.02 / 10 · ranked #43,242 of all domains
450 referring domains · OpenPageRank
Search traffic
94 est. monthly organic visits (US)
28 keywords in Google's top 30
Core Web Vitals
| LCP | 0.6 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese (Japan)
- Weight: 8.2 MB · 126 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Similar sites
ads-kuwait.net 3 sharedmcba.ch 5 shared
kyotomm.jp 4 shared
kagoshima-u.ac.jp 8 shared
sociable.co 3 shared
tech-recipes.com 3 shared
freedomflotilla.org 4 shared
icts.res.in 3 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Tokyo Denki University
- Founded: 1907
- Country: Japan
From Wikidata (CC0).
Infrastructure
- Hosted on SINET-AS Research Organization of Information and Systems, National Institute of Informatics (133.20.16.174)
- DNS: sinet.ad.jp
- Email: no MX record returned
- Email security: SPF (hard fail)
- SSL: SECOM Trust Systems, ECDSA P384, expires Oct 2026
- Common Crawl link graph: rank 14,932, 196 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| webmail.dendai.ac.jp | 21 |
| www.ad.dendai.ac.jp | 21 |
| www.crl.epi.dendai.ac.jp | 21 |
| www.csirt.dendai.ac.jp | 21 |
| mono.dendai.ac.jp | 20 |
| www.mrcl.dendai.ac.jp | 19 |
| www.ek.dendai.ac.jp | 18 |
| www.rm.dendai.ac.jp | 18 |
| kodairalab.rt.dendai.ac.jp | 16 |
| www.a.dendai.ac.jp | 16 |
| www.n.dendai.ac.jp | 15 |
| bokin.dendai.ac.jp | 14 |
| tdu-navi.sg.dendai.ac.jp | 14 |
| www.isl.c.dendai.ac.jp | 14 |
| analysis.dendai.ac.jp | 13 |
| www.fr.dendai.ac.jp | 13 |
| www.ir.dendai.ac.jp | 13 |
| www.re.dendai.ac.jp | 13 |
| www.aj.dendai.ac.jp | 12 |
| lms.rd.dendai.ac.jp | 10 |
| ra-data.dendai.ac.jp | 10 |
| www.dendai.ac.jp | 10 |
| www.eee.dendai.ac.jp | 10 |
| cysec.dendai.ac.jp | 9 |
Full technology history →
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Recent changes
- dropped anime.js Oct 2026
- dropped Slider Revolution Oct 2026
- dropped Three.js Oct 2026
- dropped CanvasJS Aug 2026
- detected All in One SEO Jul 2026
- detected Amazon ALB Jul 2026
- detected Amazon CloudFront Jul 2026
- detected Amazon Web Services Jul 2026
- detected Animate.css Jul 2026
- detected anime.js Jul 2026
- detected cdnjs Jul 2026
- detected Chart.js Jul 2026
- detected Clipboard.js Jul 2026
- detected Cloudflare Jul 2026
- detected Cloudflare Bot Management Jul 2026
- detected Elementor Jul 2026
- detected Envoy Jul 2026
- detected Facebook Pixel Jul 2026
- detected Google Hosted Libraries Jul 2026
- detected GSAP Jul 2026
- detected Highcharts Jul 2026
- dropped Isotope Jul 2026
- detected jQuery CDN Jul 2026
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- detected MathJax Jul 2026
- detected Microsoft Clarity Jul 2026
- detected Moodle Jul 2026
- detected OWL Carousel Jul 2026
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- detected PhotoSwipe Jul 2026
- dropped prettyPhoto Jul 2026
- detected Prism Jul 2026
- detected Really Simple SSL & Security Jul 2026
- detected Redis Jul 2026
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- detected RequireJS Jul 2026
- detected Slider Revolution Jul 2026
- detected Smash Balloon Instagram Feed Jul 2026
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- dropped Underscore.js Jul 2026
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- dropped mod_perl Jun 2026
- dropped Perl Jun 2026
- dropped UNIX Jun 2026
- detected Cloudflare Bot Management May 2026