What powers dct-bf.com?
Last seen Jun 2026 · 18 technologies across 12 categories
Advertising
DoubleClick Ad Exchange (AdX)
since Mar 2023
Google AdSense
since Apr 2020
Twitter Ads
since Jul 2021
Affiliate programs
A8.net
since Jul 2021
ValueCommerce
since Feb 2023
Analytics
Google Analytics
since Jan 2019
Authentication
Facebook Login
since Jul 2021
Google Sign-in
since Feb 2021
CDN
Cloudflare
since Dec 2024
Cookie compliance
Funding Choices
since Feb 2024
Editors
DreamWeaver
since Jan 2019
JavaScript libraries
jQuery Migrate
since Jan 2019
Security
Cloudflare Bot Management
since Dec 2024
reCAPTCHA
since Nov 2022
Tag managers
Google Tag Manager
since Nov 2020
Web servers
Apache HTTP Server
since Jan 2019
Widgets
Twitter
since Jan 2019
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.89 / 10 · ranked #14,780,499 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.9 MB · 76 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| socialworker.dct-bf.com | 15 |
| teacher.dct-bf.com | 12 |
| careworker.dct-bf.com | 9 |
| iryojimu.dct-bf.com | 6 |
Full technology history →
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Recent changes
- dropped Microsoft ASP.NET Aug 2025