What powers esdrasousa.com.br?

Last seen Sep 2026 · 28 technologies across 14 categories

Analytics

Facebook Pixel v2.9.396
since Sep 2026

CDN

cdnjs
since Sep 2026
Cloudflare
since Sep 2026
Google Hosted Libraries
since Mar 2023
jsDelivr
since Sep 2026

Email

Sendgrid
since Mar 2023

Font scripts

Font Awesome v4.7.0
since Mar 2023
Google Font API
since Mar 2023

JavaScript libraries

core-js v3.32.2
since Sep 2026
jQuery v3.6.0
since Mar 2023
libphonenumber
since Sep 2026
Moment.js v2.24.0
since Sep 2026
SweetAlert2
since Sep 2026

Live chat

WhatsApp Business Chat
since Mar 2023

Miscellaneous

HTTP/3
since Sep 2026
Open Graph
since Mar 2023

PaaS

Amazon Web Services
since Mar 2023

Programming languages

Node.js
since Mar 2023
PHP
since Sep 2026

Security

HSTS
since Mar 2023
reCAPTCHA
since Mar 2023

Tag managers

Google Tag Manager
since Sep 2026

UI frameworks

Animate.css v4.1.1
since Sep 2026
Bootstrap v3.3.7
since Mar 2023
Materialize CSS v1.0.0
since Sep 2026

Web frameworks

Express
since Mar 2023

Widgets

AddThis
since Mar 2023

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

See who blocks each AI crawler across the web

AI Crawlers

No AI crawlers blocked

Full breakdown

Infrastructure

  • Hosted on Cloudflare (104.21.83.223, IPv6)
  • DNS: Cloudflare DNS
  • Email: esdrasousa.com.br
  • Email security: SPF (soft fail), DMARC monitor only
  • SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
  • Common Crawl link graph: rank 71,097,138

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 Moat Sep 2026

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