indexo.dev

davidjan.cz

.cz crawl

First seen 2026-06-02 · Last seen 2026-06-02 · ok HTTP/1.1 200 423 ms crawled 2026-06-02

CZ · 62.109.151.114 · AS29134 Webglobe, s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Ahoj! Jsem David a dělám weby, grafiku, reklamu, merch | DavidJán.cz
Description
Ahoj! Jsem David a dělám weby, grafiku, reklamu, merch | DavidJán.cz
Language
cs

Technology

Server
nginx

Third-party hosts loaded (2)

  • cdn.jsdelivr.net×3
  • unpkg.com×3

Social

Registration

Registrar
REG-SEZNAM
Created
2024-03-13
Expires
2027-03-12 280 days left
Updated
2024-03-13
Name servers
  • ams.emailprofi.cz
  • ans.emailprofi.cz

DNS records live

NS
  • ams.emailprofi.cz
  • ans.emailprofi.cz
MX
  • 10 29729ebd699dad35.mx2.emailprofi.seznam.cz
  • 20 29729ebd699dad35.mx1.emailprofi.seznam.cz

Email authentication partial

SPF
v=spf1 include:spf.seznam.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:postmaster@davidjan.cz
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-05-15 to 2026-08-13
Expires in 70 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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

Links to (3)

Linked from (2)