indexo.dev

certasenergyretail.fr

.fr crawl

First seen 2026-04-15 · Last seen 2026-05-10 · ok HTTP/1.1 200 2808 ms crawled 2026-05-10

US · 104.21.35.219 · AS13335 Cloudflare, Inc.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Certas Energy – Certas Energy Retail France
Language
fr-FR
Canonical
https://www.certasenergyretail.fr/

Technology

CDN
Cloudflare
CMS
WordPress

Third-party hosts loaded (2)

  • gmpg.org×1
  • www.google.com×1

Social

Contact

Phone
Address
Avenue Edouard Belin92500

Registration

Registrar
AMEN / Agence des Médias Numériques
Created
2014-10-22
Expires
2027-03-30 312 days left
Updated
2026-04-30
Name servers
  • anirban.ns.cloudflare.com
  • lorna.ns.cloudflare.com

DNS records live

NS
  • anirban.ns.cloudflare.com
  • lorna.ns.cloudflare.com
MX
  • 0 certasenergyretail-fr.mail.protection.outlook.com
TXT
  • 201905091116554ec2zdclzetopc06lcv8ns19n3akyk1rvedamxcnx3u7l5m1qq
  • certasretailfr.azurewebsites.net
Verified for
  • Microsoft 365

Email authentication strong

SPF
v=spf1 mx ip4:54.154.155.148 ip4:213.120.214.166 ip4:193.55.89.50 include:spf.protection.outlook.com include:spf.zoho.com include:transmail.net include:customers.clickdimensions.com ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc@certasenergyretail.fr
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-04-15 to 2026-07-14
Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.certasenergyretail.fr/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (2)

Linked from (1)