indexo.dev

c4e.io

.io crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 202 ms crawled 2026-06-01

US · 104.26.4.11 · AS13335 Cloudflare, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Chain4Energy (C4E) — Autonomous Energy Infrastructure
Description
Chain4Energy (C4E) builds autonomous energy infrastructure: AI-driven energy optimisation for homes and communities, EV charging orchestration, and decentralized energy solutions.
Language
en

Open Graph

url
https://c4e.io
title
Chain4Energy (C4E) — Autonomous Energy Infrastructure
site name
Chain4Energy
description
AI-driven energy optimisation for homes and communities, EV charging orchestration, and decentralized energy solutions.

Technology

CDN
Cloudflare
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • fonts.gstatic.com×1
  • www.googletagmanager.com×1

DNS records live

NS
  • ophelia.ns.cloudflare.com
  • watson.ns.cloudflare.com
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Apple
  • Google

Email authentication weak

SPF
v=spf1 include:_spf.google.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-05-28 to 2026-08-26
Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://c4e.io/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000; includeSubDomains

Linked from (1)