grada.cz

.cz crawl dns

First seen 2026-05-18 · Last seen 2026-05-31 · ok HTTP/1.1 200 16166 ms crawled 2026-05-22

CZ · 194.212.89.160 · AS13036 T-Mobile Czech Republic a.s.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Knihy a e-knihy | Knihy Grada
Description: Knihy a e-knihy nakladatelství Grada. Od antistresových omalovánek, přes beletrii, dětskou literaturu nebo osobní rozvoj až po zdravotnickou literaturu. Ke každé objednávce knihy zdarma jako dárek.
Language: cs

Technology

Server: nginx
CMS: Next.js

Analytics

Google Tag Manager

Third-party hosts loaded (2)

www.googletagmanager.com×2
scripts.luigisbox.tech×1

Social

Contact

Email

info@grada.cz

Phone

+420234264402

Registration

Registrar

REG-ACTIVE24

Created

1997-03-09

Expires

2026-10-09 130 days left

Updated

2026-04-14

Name servers

ns1.websupport.cz
ns2.websupport.cz
ns3.websupport.eu

DNS records live

NS

ns1.websupport.cz
ns2.websupport.cz
ns3.websupport.eu

MX

0 grada-cz.mail.protection.outlook.com

TXT

Show 6 TXT records

2bhzf06z3qdd6rqr1lp1q2n14w4wldjt
2mfs9wmtrlffrpy6vrhtpc3z9q38x4wz
74slkf480zz19w93rjj370ddr8dly1gc
_81sg3o6bs6io1px5hq8mn8j1mses9sn
_q2i52ui0aur3ir54xusg7twbey453e9
_zbes86thoexq1v2ikx7pbg3jw7syjla

Verified for

Google
Meta
Microsoft 365

Email authentication partial

SPF

v=spf1 ip4:195.250.142.250/29 ip4:82.208.7.0/24 ip4:194.212.89.0/24 ip4:194.212.90.0/24 ip4:194.212.80.0/24 ip4:77.75.76.0/23 a mx include:incosrv.com include:spf.protection.outlook.com -all

strict (-all)

DMARC

v=DMARC1; p=none; sp=none; rua=mailto:postmaster@incosrv.com; ruf=mailto:postmaster@incosrv.com; rf=afrf; pct=100; ri=86400

policy: none (monitoring only) · sp=none

DKIM

default: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDCnCFQuJa4r93ZIaubpbqEawUhtH86EYxVAAk/idc/xSyaXr8ZfCurqYZhxnvftFcQLwssorC5AFS1yvpHv6…
selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA0ZX+67alY6gwySuadZn2byqiptxoghdqnhgUE89bfGxcoBF46jCwhwMB+B8dARlNoGJCCeQ53QF7iH…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2KdxCfJfBZQWribFSbYghEm4kO0G8q/eoVWSxFqofAdaOlUDaoecfYHl6UFABrwkVztBjf78M/84gO…

selectors probed

Certificate (current)

GeoTrust TLS RSA CA G1

from 2026-02-10 to 2027-03-11

Expires in 283 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.grada.cz/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: same-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains; preload