nm.cz

.cz crawl

First seen 2026-05-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 19400 ms crawled 2026-05-16

CZ · 93.185.100.185 · AS43541 VSHosting s.r.o.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title: Národní muzeum

Open Graph

site name: Národní muzeum

Technology

Server: Apache
CMS: Gatsby

Analytics

Google Tag Manager

Fonts

Google Fonts

Third-party hosts loaded (5)

fonts.googleapis.com×1
kookiecheck.cz×1
www.facebook.com×1
www.googletagmanager.com×1
www.recaptcha.net×1

Social

Registration

Registrar

REG-WEBGLOBE

Created

1998-08-10

Expires

2032-10-26 2351 days left

Updated

2021-03-12

Name servers

ns.czi.cz
sns.vol.cz

DNS records live

NS

ns.czi.cz
sns.vol.cz

MX

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

TXT

google-site-verification=U02DJGpFcN9Wqpxpw4nR2ybaO741-57eGG6G2sCdLP4
adobe-idp-site-verification=645b89833a6b9aaefa00268aaa3afa026a58f6c503f090dd64c6691cfcf93a81

Email authentication partial

SPF

v=spf1 a:mail1.colosseum.eu include:spf.protection.outlook.com include:spf.nethost.cz -all

strict (-all)

DMARC

v=DMARC1; p=none; rua=mailto:eg45na9c@ag.eu.dmarcian.com; sp=quarantine;

policy: none (monitoring only) · sp=quarantine

DKIM

default: k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDkqiSTGcYycHoqJ1JT3OZWUZqcnCcQut5HSX6MpAOBnNp2e7YPs38A4iTt3lS/AZvCfnMyiaZdpRCe1foZ7pgVnzOcDoj…
selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDp676CimUIUJf1R7Osu+XK5lB4aNUeWCw1uqk8/FbphqEjw5Wo9NFjrpLbqlnX6qqgT7MpTYdh8mrDPDcjyx…
selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAoap++sU7jo/sGkcXINLEpOe6epaFT8azsBMEovRv+IR7ja6RuHAvPu8OAnUnjBBIute2MAWGD2YZ5u…

selectors probed

Certificate (current)

R13

from 2026-04-09 to 2026-07-08

Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.nm.cz/

present

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

findings

short HSTS max-age
missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=600