tryin.cz

.cz crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 383 ms crawled 2026-06-02

CZ · 77.78.111.150 · AS15685 CASABLANCA INT a.s.

Reputation 94/100 dmarc partial coverage

Classifying

HTML metadata

Title: Více než jen testování - TryIn

Open Graph

site name: tryin.cz

Technology

Server: Microsoft-IIS

Analytics

Google Tag Manager

Ads

Meta Pixel

Third-party hosts loaded (3)

apis.google.com×1
connect.facebook.net×1
www.googletagmanager.com×1

Social

Contact

Email

Address

OMAX Holding s.r.o.Bucharova 1281/2158 00 Prahawww.omax.czinfo@tryin.cz

DNS records live

NS

ns1.regzone.cz
ns1.regzone.de
ns1.regzone.info

MX

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

Verified for

Google
Microsoft 365

Email authentication strong

SPF: v=spf1 ip4:81.0.231.96/28 ip4:77.78.97.112/28 ip4:77.78.111.128/25 include:spf.protection.outlook.com -all
strict (-all)
DMARC: v=DMARC1; p=quarantine; pct=25; adkim=s; aspf=s; rua=mailto:dmarc@tryin.cz
policy: quarantine · pct=25
DKIM: no key found at common selectors

Certificate (current)

YR2

from 2026-05-30 to 2026-08-28

Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://tryin.cz/

present

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

findings

CSP uses wildcard sources
missing Permissions Policy

Header values

referrer-policy: no-referrer
x-frame-options: DENY
x-content-type-options: nosniff
content-security-policy: frame-ancestors 'self'; img-src 'self' data: https://api.tryin.cz https://www.facebook.com https://www.google-analytics.com *.sdn.cz
strict-transport-security: max-age=31622400; includeSubDomains; preload