indexo.dev

marcindudek.com

.com crawl

First seen 2026-06-03 · Last seen 2026-06-04 · ok HTTP/1.1 200 284 ms crawled 2026-06-04

US · 104.21.33.110 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title
Marcin Dudek
Description
ICS/OT Security Researcher
Language
en
Generator
Hugo 0.76.3
Canonical
https://www.marcindudek.com/
Feeds

Open Graph

url
https://www.marcindudek.com/
title
Marcin Dudek
description
Marcin Dudek - ICS/OT Security Researcher

Technology

CDN
Cloudflare
CMS
Hugo 0.76.3

Third-party hosts loaded (1)

  • cdnjs.cloudflare.com×1

Social

Registration

Registrar
OVH sas
Created
2011-10-31
Expires
2026-10-31 147 days left
Updated
2023-09-05
Name servers
  • diva.ns.cloudflare.com
  • seth.ns.cloudflare.com

DNS records live

NS
  • diva.ns.cloudflare.com
  • seth.ns.cloudflare.com
MX
  • 10 mail.tutanota.de
TXT
  • t-verify=88743cdd9b63654d70e4515f99c4bb4b

Email authentication strong

SPF
v=spf1 include:spf.tutanota.de -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; adkim=s
policy: quarantine
DKIM
  • s1: v=DKIM1; k=rsa; h=sha256; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4d/jridMLV9rZ/lBiDYA17BWKWIHnvLzCVGoFcOENqxLym8ro869rgp82mcxobr2kPyd…
  • s2: v=DKIM1; k=rsa; h=sha256; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4d/jridMLV9rZ/lBiDYA17BWKWIHnvLzCVGoFcOENqxLym8ro869rgp82mcxobr2kPyd…
selectors probed

Certificate (current)

WE1
from 2026-04-25 to 2026-07-24
Expires in 48 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 60/100 Checked live page: https://marcindudek.com/

present
  • strict-transport-security
  • x-content-type-options
  • referrer-policy
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-content-type-options
nosniff
strict-transport-security
max-age=10886400; includeSubDomains; preload

Links to (3)

Linked from (1)