holpuch.cz

.cz crawl

First seen 2026-05-27 · Last seen 2026-05-31 · ok HTTP/1.1 200 240 ms crawled 2026-05-30

CZ · 62.109.150.112 · AS29134 Webglobe, s.r.o.

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: RNDr. Jan Holpuch. Ph.D.
Description: webdesigner a IT specialista.
Language: cs

Technology

Server: nginx

Contact

Email

jan@holpuch.cz

Phone

+420606762370

DNS records live

NS

ns.forpsi.cz
ns.forpsi.it
ns.forpsi.net

MX

10 mx1.savana.cz
20 mx2.savana.cz

Email authentication weak

SPF: v=spf1 include:_spf.savana.cz ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-01 to 2026-06-30

Expires in 29 days

Full certificate history on crt.sh ↗

HTTP security headers

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

findings

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

Linked from (8)