nyvel.cz

.cz dns crawl

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 2289 ms crawled 2026-05-31

CZ · 81.2.194.244 · AS24806 INTERNET CZ, a.s.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
NYVEL – Správa počítačových sítí
Language
cs-CZ
Generator
WordPress 4.9.26
Canonical
https://www.nyvel.cz/
Feeds

Technology

Server
aruba-proxy
CMS
WordPress 4.9.26 legacy (latest 7.0)
Fonts
  • Google Fonts

Third-party hosts loaded (5)

  • fonts.googleapis.com×2
  • maps.googleapis.com×2
  • fonts.gstatic.com×1
  • gmpg.org×1
  • s.w.org×1

Contact

Email
Phone

DNS records live

NS
  • ns.forpsi.cz
  • ns.forpsi.it
  • ns.forpsi.net
MX
  • 7 barracuda.nyvel.cz
Verified for
  • Google
  • Microsoft 365

Email authentication strong

SPF
v=spf1 ip4:81.19.11.120/29 ip4:193.85.239.92 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=reject; rua=mailto:servis@nyvel.cz
policy: reject (enforced)
DKIM
  • mail: v=DKIM1;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAt6PEifnN2JWrCb4Kra7KX/mN9F0qoOVx/1DJANHJ45f7qbRPvqtn176v4BxY36Q8V10h5Ggp6pq8eQ5hkBIyNj…
selectors probed

Certificate (current)

Actalis Domain Validation Server CA G3
from 2025-07-21 to 2026-08-11
Expires in 69 days

HTTP security headers

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

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

Links to (8)