indexo.dev

envelopa.cz

.cz crawl

First seen 2026-05-31 · Last seen 2026-06-02 · ok HTTP/1.1 200 1729 ms crawled 2026-06-01

CZ · 217.198.114.175 · AS34222 ZONER a.s.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Envelopa Hub | Univerzita Palackého v Olomouci
Language
en-US
Generator
Divi v.4.24.2
Canonical
https://envelopa.cz/
Feeds

Technology

Server
Apache
CMS
WordPress
jQuery
3.7.1
Fonts
  • Google Fonts

Third-party hosts loaded (2)

  • fonts.googleapis.com×2
  • frame.mapy.cz×1

Social

Contact

Phone

DNS records live

NS
  • ns1.regzone.cz
  • ns1.regzone.de
  • ns1.regzone.info
MX
  • 1 relay.zoner.com
  • 10 10mx.zoner.com
  • 15 15mx.zoner.com

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2025-08-18 to 2026-09-17
Expires in 106 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (10)

Linked from (3)