guillaumematheron.fr

.fr dns crawl

First seen 2026-05-14 · Last seen 2026-05-19 · ok HTTP/1.1 200 2244 ms crawled 2026-05-19

FR · 91.121.39.157 · AS16276 OVH SAS

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title

Guillaume Matheron

Language

en-US

Feeds

Open Graph

title: Guillaume Matheron
locale: en_US
site name: Guillaume Matheron

Technology

Server: Apache
CMS: WordPress

Third-party hosts loaded (2)

cdnjs.cloudflare.com×1
myl.gmcrd.fr×1

Social

Registration

Registrar

OVH

Created

2010-09-11

Expires

2027-09-11 478 days left

Updated

2024-02-04

Name servers

ns1.gmcrd.fr
ns2.gmcrd.fr
ns3.gmcrd.fr

DNS records live

NS

ns1.gmcrd.fr
ns2.gmcrd.fr
ns3.gmcrd.fr

MX

15 failover.guillaumematheron.fr
20 failover2.guillaumematheron.fr
5 romeo.guillaumematheron.fr

TXT

abuseipdb-verification=vB2Ky5JH
DNS From own server

Verified for

Google

Email authentication weak

SPF: v=spf1 a -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-03-27 to 2026-06-25

Expires in 35 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://blog.guillaumematheron.fr/?

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=63072000