crystalqc.io

.io crawl

First seen 2026-04-15 · Last seen 2026-05-10 · ok HTTP/1.1 200 2963 ms crawled 2026-05-10

FR · 109.234.164.231 · AS50474 O2switch SAS

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title

Crystal Quantum Computing – Construire le futur

Language

fr-FR

Generator

WordPress 6.9.4

Canonical

https://www.crystalqc.io/

Feeds

Technology

Server: o2switch-PowerBoost-v3
CMS: WordPress

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (7)

c0.wp.com×7
i0.wp.com×5
stats.wp.com×2
fonts.googleapis.com×1
fonts.gstatic.com×1
gmpg.org×1
www.googletagmanager.com×1

Social

Contact

Phone

207780121

DNS records live

NS

ns1.o2switch.net
ns2.o2switch.net

MX

0 crystalqc.io

TXT

google-site-verification=ujWc25Hq0EqMqZcfr-lPyv8zb1tIWiNupyhn3Kn1X0o

Email authentication partial

SPF

v=spf1 ip4:109.234.164.231 +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=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqHD5/NJp9Bs3G9qqUJO3nAvN7zkoHYCk5/R4c074aSsphL06TBN7aWeO0vw29/b6h+6raISLQTaUGf…

selectors probed

Certificate (current)

R12

from 2026-03-30 to 2026-06-28

Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.crystalqc.io/

findings

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

Links to (6)

Linked from (1)

euroquic.org×2

See all sites whose homepage links to crystalqc.io →