What powers 
sptr.jp?
Last seen Sep 2026 · 62 technologies across 29 categories
Advertising
Affiliate programs
Analytics
CDN
CMS
CRM
Databases
Development
Documentation
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
PaaS
Performance
Programming languages
Recruitment & staffing
Security
Tag managers
UI frameworks
Web frameworks
Web servers
Webmail
Widgets
WordPress plugins
WordPress themes
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.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Oct 2026 * removed from robots.txt
- Oct 2026 * added to robots.txt
- Oct 2026 * removed from robots.txt
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
- Aug 2026 robots.txt removed
AI Crawlers
No AI crawlers blocked
Audience
- 80% desktop
- 20% phone
Philippines
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.87 / 10 · ranked #678,173 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 275 ms |
| CLS | 0.05 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Amazon CloudFront
- Weight: 18.0 MB · 130 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- SPTR MEDIA
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Amazon Web Services (18.244.202.73, IPv6)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Amazon Trust Services, RSA 2048, expires Feb 2027
- Common Crawl link graph: rank 8,156,055, 7 hosts
- Verified with: Google, Meta Business, Microsoft 365, Zoho
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| sptr.jp | 24 |
| blog.sptr.jp | 22 |
| verbspark.sptr.jp | 18 |
| hiring.sptr.jp | 16 |
| jte.sptr.jp | 15 |
| corporate.sptr.jp | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected OWL Carousel Sep 2026
- detected Zoho Mail Aug 2026
- dropped Amazon ALB May 2026
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- detected AddToAny Share Buttons Mar 2026
- detected Priority Hints Mar 2026
- detected Twitter Emoji (Twemoji) Dec 2025
- detected Zoho Dec 2025
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025