indexo.dev

mathieumercier.com

.com crawl

First seen 2026-04-22 · Last seen 2026-05-12 · ok HTTP/1.1 200 1871 ms crawled 2026-05-16

FR · 109.234.166.146 · AS50474 O2switch SAS

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Mathieu Mercier
Language
en-gb
Generator
Publii Open-Source CMS for Static Site
Canonical
https://mathieumercier.com/
Feeds

Open Graph

url
https://mathieumercier.com/
title
Mathieu Mercier
site name
Mathieu Mercier

Technology

Server
o2switch-PowerBoost-v3

Contact

Email

Registration

Registrar
Scaleway SAS
Created
2008-06-10
Expires
2027-06-10 386 days left
Updated
2026-05-08
Name servers
  • ns1.o2switch.net
  • ns2.o2switch.net

DNS records live

NS
  • ns1.o2switch.net
  • ns2.o2switch.net
MX
  • 0 mail.mathieumercier.com

Email authentication partial

SPF
v=spf1 ip4:109.234.166.146 +a +mx +include:spf.jabatus.fr ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAtZ4SHpsoq6lbqOzpievxS+Wm1JkQaxjZVd0czyg8Ee1B13Ur193Vnh5Oic45qKZQXlmGXOu6iYLyfe…
selectors probed

Certificate (current)

R12
from 2026-04-20 to 2026-07-19
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://mathieumercier.com/

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

Linked from (1)