What powers otsy.com?
Last seen Sep 2026 · 17 technologies across 12 categories
Analytics
Authentication
CDN
Font scripts
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Performance
Programming languages
UI frameworks
Webmail
AI Crawlers
Restricts 6 of 33 AI crawlers we track by name in its robots.txt. Checked Oct 2026.
Training crawlers
- Applebot-Extended Restricted
- ClaudeBot Restricted
- Google-Extended Restricted
- GPTBot Restricted
- meta-externalagent Restricted
Search and AI assistants
- PerplexityBot Restricted
The other 27 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.
- robots.txt found
- llms.txt found
- ai.txt not found
AI Crawlers
6 of 33 AI crawlers restricted
Standards: llms.txt
Open Page Rank
2.67 / 10 · ranked #2,203,294 of all domains
18 referring domains · OpenPageRank
Infrastructure
- Hosted on Amazon Web Services (52.52.169.187)
- DNS: Amazon Route 53
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Amazon Trust Services, RSA 2048, wildcard, expires Jan 2027
- Common Crawl link graph: rank 266,272, 4 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
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Recent changes
- dropped anime.js May 2026
- dropped Flickity May 2026
- dropped Formidable Form May 2026
- dropped Google Font API May 2026
- detected Google Sign-in May 2026
- dropped Gravatar May 2026
- dropped jQuery May 2026
- dropped jQuery Migrate May 2026
- dropped Material Design Lite May 2026
- dropped MySQL May 2026
- dropped Nginx May 2026
- dropped PHP May 2026
- dropped Plesk May 2026
- dropped Priority Hints May 2026
- dropped RSS May 2026
- dropped WordPress May 2026
- dropped WP Rocket May 2026
- dropped wpBakery May 2026
- dropped Yoast SEO May 2026