What powers signal.es?

Last seen Sep 2026 · 17 technologies across 13 categories

CMS

Adobe Experience Manager
since Aug 2024

Cookie compliance

OneTrust
since Aug 2020

Email

Amazon SES
since Sep 2024

Font scripts

Google Font API
since Aug 2024

JavaScript frameworks

Adobe Client Data Layer v2.0.2
since Aug 2024
Handlebars v4.7.9
since Jul 2020

JavaScript libraries

core-js
since Mar 2025

Miscellaneous

HTTP/3
since Aug 2024
Open Graph
since Aug 2024

PaaS

Amazon Web Services
since Sep 2024
Azure
since Sep 2024

Performance

Priority Hints
since Sep 2024

Programming languages

GraphQL
since Aug 2024
Java
since Aug 2024

RUM

New Relic
since Jul 2020

Security

HSTS
since Aug 2024

Tag managers

AI Crawlers

robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.

  • robots.txt not checked
  • llms.txt not checked
  • ai.txt not checked

See who blocks each AI crawler across the web

AI Crawlers

Policy unknown

Full breakdown

Audience

  • 100% phone
  • Spain

Where the site's Chrome visitors come from, largest estimated audience first.

Open Page Rank

1.85 / 10 · ranked #4,094,497 of all domains

9 referring domains · OpenPageRank

Core Web Vitals

LCP1.4 s
INP75 ms
CLS0
TTFB800 ms

Real user p75, Chrome UX Report, Sep 2026.

Page

  • Language: Spanish
  • CDN: Akamai
  • Weight: 0.4 MB · 46 requests
  • Structured data: JSON-LD, Microdata, OpenGraph

Homepage as crawled by the HTTP Archive, Oct 2026.

Organisation

  • Signal

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

Infrastructure

  • Hosted on Microsoft (20.238.208.21)
  • DNS: Google Cloud DNS
  • Email: no MX record returned, SPF names Google Workspace
  • Email security: SPF (hard fail)
  • SSL: Let's Encrypt, RSA 2048, expires Dec 2026
  • Common Crawl link graph: rank 14,185,454
  • Verified with: Google, Meta Business

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

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