What powers jobtkk.co.jp?
Last seen Sep 2026 · 26 technologies across 18 categories
Analytics
Google Analytics
since Sep 2020
Caching
WordPress Super Cache
since Jun 2024
CDN
jsDelivr
since Feb 2026
CMS
Databases
MySQL
since Sep 2020
Font scripts
Google Font API
since Sep 2020
Twitter Emoji (Twemoji)
since Sep 2020
JavaScript libraries
Swiper
since Jun 2024
Miscellaneous
Open Graph
since Jun 2024
RSS
since Dec 2022
Operating systems
Windows Server
since Sep 2020
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Jun 2024
Programming languages
Security
HSTS
since Jul 2025
UI frameworks
Bootstrap
since Sep 2020
Web frameworks
Microsoft ASP.NET
since Jul 2025
Web servers
WordPress plugins
Autoptimize
since Oct 2022
WordPress themes
Lightning
since Feb 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Sep 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.08 / 10 · ranked #3,393,438 of all domains
10 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 125 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 2.2 MB · 87 requests
- WordPress theme: lightning (child: lightning-child-sample) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Sakura Internet (182.48.49.231)
- Email: jobtkk.co.jp
- Email security: no SPF record, no DMARC record
- SSL: Let's Encrypt, RSA 3072, expires Nov 2026
- Common Crawl link graph: rank 11,823,347, 2 hosts
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| jobtkk.co.jp | 19 |
| pt.jobtkk.co.jp | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Bootstrap Icons Feb 2026
- detected jsDelivr Feb 2026
- detected Twitter Emoji (Twemoji) Dec 2025