What powers opendengue.org?

Last seen Oct 2026 · 17 technologies across 9 categories

Caching

Varnish
since Jul 2023

CDN

cdnjs
since Jul 2023
Cloudflare
since Jul 2023
Fastly
since Jul 2023

Email

Mailgun
since Oct 2026

Font scripts

Bootstrap Icons v.
since Oct 2026
Font Awesome v4.7.0
since Jul 2023

JavaScript graphics

D3
since Oct 2026
Plotly v1
since Oct 2026

JavaScript libraries

Clipboard.js
since Oct 2026
jQuery v3.6.0
since Jul 2023
Tippy.js
since Jul 2023

Miscellaneous

Open Graph
since Jul 2023
Popper
since Jul 2023
Prism
since Jul 2023

PaaS

GitHub Pages
since Jul 2023

UI frameworks

Bootstrap
since Oct 2026

AI Crawlers

No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.

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

See who blocks each AI crawler across the web

AI Crawlers

No robots.txt, all AI crawlers allowed

Full breakdown

Open Page Rank

1.51 / 10 · ranked #6,390,693 of all domains

5 referring domains · OpenPageRank

Page

  • Language: English
  • CDN: Fastly
  • Weight: 1.8 MB · 31 requests
  • Structured data: Twitter Cards

Homepage as crawled by the HTTP Archive, Oct 2026.

Infrastructure

  • Hosted on Fastly (185.199.108.153)
  • DNS: Google Cloud DNS
  • Email: Mailgun
  • Email security: SPF (soft fail), no DMARC record, DNSSEC signed
  • SSL: Let's Encrypt, RSA 2048, expires Nov 2026
  • Common Crawl link graph: rank 1,905,015

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

Full technology history →
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