indexo.dev

petrkrivak.com

.com crawl

First seen 2026-05-21 · Last seen 2026-05-21 · ok HTTP/1.1 200 5684 ms crawled 2026-05-27

CZ · 91.205.40.22 · AS62298 Computer Systems Consulting s.r.o.

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Petr Křivák
Description
metadata-description-default

Technology

Server
Apache
jQuery
3.3.1 known XSS (<3.5)
Stack
PHP
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • www.facebook.com×1
  • www.googletagmanager.com×1

Contact

Email
Phone

Registration

Registrar
Tucows Domains Inc.
Created
2018-05-22
Expires
2027-05-22 355 days left
Updated
2026-04-24
Name servers
  • ns.nipax.cz
  • ns.npx.cz

DNS records live

NS
  • ns01.npx.cz
  • ns02.nipax.cz
  • ns03.nipax.net
MX
  • 10 mail.npx.cz

Email authentication partial

SPF
v=spf1 mx include:npx.cz ~all
softfail (~all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@npx.cz; ruf=mailto:dmarc@npx.cz; adkim=r; aspf=r
policy: none (monitoring only)
DKIM
  • dkim: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDdBlgTq3c2XegYzZ1MahWC4xM/0sh5VvuZU1pO1Yy33A/0UCavjBhIYxY+Kk+ujspdKKF6Ey+NQNiyWN4cz1…
selectors probed

Certificate (current)

Alpiro RSA DV SSL CA 2
from 2025-06-07 to 2026-07-09
Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://petrkrivak.com/

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

Links to (1)

Linked from (1)