What powers biblemap.org?
Last seen Oct 2026 · 4 technologies across 4 categories
IaaS
Google Cloud
since Nov 2023
Miscellaneous
Open Graph
since Nov 2023
Performance
Google Cloud Trace
since Nov 2023
Webmail
Google Workspace
since Dec 2025
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 Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Open Page Rank
2.91 / 10 · ranked #1,759,651 of all domains
41 referring domains · OpenPageRank
Page
- CDN: Google
- Weight: 0.0 MB · 2 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Google (216.239.32.21, IPv6)
- DNS: Google Cloud DNS
- Email: Google Workspace
- Email security: no SPF record, no DMARC record
- SSL: Google Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,451,527, 2 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 PWA Dec 2025
- dropped Stimulus Dec 2025
- dropped Tailwind CSS Dec 2025
- dropped Turbo Dec 2025