What powers petkon.jp?
Last seen Aug 2026 · 22 technologies across 16 categories
Advertising
Microsoft Advertising
since Apr 2023
Affiliate programs
A8.net
since Dec 2021
Analytics
Matomo Analytics
since Feb 2024
CDN
Amazon S3
since May 2025
Cloudflare
since Jul 2023
Amazon SES
since Aug 2022
Font scripts
Google Font API
since Jul 2023
Ionicons
since Dec 2021
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Ruby
since Dec 2021
RUM
New Relic
since Feb 2024
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Feb 2022
UI frameworks
Web frameworks
Ruby on Rails
since Dec 2021
Web servers
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.30 / 10 · ranked #2,883,546 of all domains
8 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 4.8 MB · 102 requests
Homepage as crawled by the HTTP Archive, Sep 2026.
Infrastructure
- Hosted on Amazon Web Services (54.150.64.223)
- Email: no MX record returned, SPF names N-able SpamExperts
- Email security: SPF (hard fail), DMARC quarantine
- SSL: Let's Encrypt, ECDSA P256, expires Oct 2026
- Common Crawl link graph: rank 74,251,763
- Verified with: Google
DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted