What powers whale-alerts.net?

Last seen Aug 2026 · 13 technologies across 9 categories

Analytics

CDN

Cloudflare
since Jul 2026

JavaScript frameworks

Nuxt.js
since Jul 2026
Vue.js
since Jul 2026

JavaScript graphics

ECharts
since Jul 2026

Miscellaneous

HTTP/3
since Jul 2026
Open Graph
since Jul 2026

Performance

Cloudflare Rocket Loader
since Jul 2026
Priority Hints
since Jul 2026

Programming languages

Node.js
since Jul 2026

Security

HSTS
since Jul 2026

UI frameworks

Element UI
since Jul 2026
Tailwind CSS
since Jul 2026

AI Crawlers

Blocks 13 of 33 AI crawlers we track by name in its robots.txt. Checked Sep 2026.

Training crawlers

  • Applebot-Extended Blocked
  • Bytespider Blocked
  • CCBot Blocked
  • ClaudeBot Blocked
  • cohere-training-data-crawler Blocked
  • Diffbot Blocked
  • Google-CloudVertexBot Blocked
  • Google-Extended Blocked
  • GoogleOther Blocked
  • GPTBot Blocked
  • meta-externalagent Blocked

Search and AI assistants

  • Amazonbot Blocked
  • PetalBot Blocked

The other 20 AI crawlers we track are not mentioned and only inherit the catch-all rules that apply to every crawler.

  • robots.txt found
  • llms.txt not found
  • ai.txt not found

Content Signals: search=yes ai-train=no declared in robots.txt

  • Sep 2026 claude-web added to robots.txt
  • Sep 2026 cohere-ai added to robots.txt
  • Sep 2026 petalbot added to robots.txt
  • Sep 2026 google-cloudvertexbot added to robots.txt
  • Sep 2026 anthropic-ai added to robots.txt
  • Sep 2026 googleother added to robots.txt

See who blocks each AI crawler across the web

AI Crawlers

13 of 33 AI crawlers blocked

Standards: Content Signals

Full breakdown

Open Page Rank

0.24 / 10 · ranked #70,816,236 of all domains

1 referring domains · OpenPageRank

Page

  • Language: English
  • CDN: Cloudflare
  • Weight: 1.3 MB · 54 requests
  • Structured data: JSON-LD, OpenGraph, Twitter Cards

Homepage as crawled by the HTTP Archive, Sep 2026.

Organisation

  • Whale Alerts
  • Industry: Software and apps (declares WebApplication)
  • Profiles: GitHub

From the homepage's own structured data (Sep 2026).

Infrastructure

  • Hosted on Cloudflare (104.21.29.17, IPv6)
  • DNS: Cloudflare DNS
  • Email: no MX record returned
  • Email security: SPF (hard fail)
  • SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
  • Common Crawl link graph: rank 34,045,262
  • Verified with: Google

DNS records as swept Aug 2026, certificate as seen Sep 2026. How the web is hosted

Full technology history →
Report an incorrect detection

Look up any website for free

No paywall, no lead-gen, no account. Paste a domain and see what powers it.

No account neededHistory since 2018