divadlod21.cz

.cz crawl

First seen 2026-05-30 · Last seen 2026-06-01 · ok HTTP/1.1 200 563 ms crawled 2026-05-31

CZ · 5.180.201.133 · AS24971 MasterDC s.r.o.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Divadlo D21 – Homepage

Technology

Server
Apache

Third-party hosts loaded (2)

  • gooutcdn.com×1
  • partners.goout.net×1

Social

DNS records live

NS
  • ns.rozhled.cz
  • ns.rozhled.eu
MX
  • 100 mx.rozhled.net
  • 5 mx.rozhled.cz

Email authentication weak

SPF
v=spf1 include:spf.rozhled.cz -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-04-16 to 2026-07-15
Expires in 43 days

HTTP security headers

Header hygiene 55/100 Checked live page: https://divadlod21.cz/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • 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

Links to (9)

Linked from (1)