centec.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-27 · ok HTTP/1.1 200 355 ms crawled 2026-05-30

CZ · 185.59.210.32 · AS43541 VSHosting s.r.o.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Making sure you're not a bot!
Language: en

Technology

Server: nginx
CMS: Gatsby

Registration

Registrar

REG-GRANSY

Created

1999-11-19

Expires

2033-11-18 2727 days left

Updated

2024-10-16

Name servers

ns2.gransy.com
ns3.gransy.com
ns4.gransy.com
ns5.gransy.com
ns.gransy.com

DNS records live

NS

ns.gransy.com
ns2.gransy.com
ns3.gransy.com
ns4.gransy.com
ns5.gransy.com

MX

10 centec-cz.mail.protection.outlook.com

TXT

_utrquj0pyewnp2merijjs4k9n3znwzk
_tck1nnmoocqy49d6r1gbvgg1iqjn4c5
h4fl1g5jvfqncf66865m8x6slvdy78sc

Verified for

Microsoft 365

Email authentication strong

SPF

v=spf1 ip4:217.16.180.9 ip4:93.241.2.108 ip4:93.241.2.107 mx include:spf.protection.outlook.com -all

strict (-all)

DMARC

v=DMARC1; p=reject; adkim=s; aspf=s

policy: reject (enforced)

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAxKWDvTZ1tjciQC5NmIM5IZw8kA8YlFUVEl4FdTAVjgu7I7JBSlCMuakZiZGmmKRNBD4G3Hpgf2weFP…

selectors probed

Certificate (current)

R13

from 2026-04-25 to 2026-07-24

Expires in 53 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://centec.cz/

findings

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

Linked from (1)

frunek.cz×1