rena.cz

.cz crawl

First seen 2026-06-03 · Last seen 2026-06-04 · ok HTTP/1.1 200 1126 ms crawled 2026-06-03

CZ · 81.0.206.125 · AS15685 CASABLANCA INT a.s.

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Rena.cz - dárky pro radost
Description: Reklamní dárky a dárky pro radost
Language: cs

Technology

Server: nginx
jQuery: 1.8.3 known XSS (<3.5)
Stack: PHP

Analytics

Google Tag Manager

Third-party hosts loaded (6)

cdn.jsdelivr.net×2
static.bohemiasoft.com×2
ajax.googleapis.com×1
code.jquery.com×1
popup.marketplace-wa.cz×1
www.googletagmanager.com×1

DNS records live

NS

ns.wedos.com
ns.wedos.cz
ns.wedos.eu
ns.wedos.net

MX

10 3e83891dcb7e755d.mx2.emailprofi.seznam.cz
20 3e83891dcb7e755d.mx1.emailprofi.seznam.cz

Email authentication strong

SPF: v=spf1 include:spf.seznam.cz ~all
softfail (~all)
DMARC: v=DMARC1; p=quarantine; adkim=r; aspf=r;
policy: quarantine
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-05-16 to 2026-08-14

Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Links to (7)

Linked from (8)