indexo.dev

gratkowski.com

.com crawl

First seen 2026-06-01 · Last seen 2026-06-01 · ok HTTP/1.1 200 1270 ms crawled 2026-06-02

DE · 217.160.0.139 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Frank Gratkowski
Language
en-US
Generator
WordPress 6.1.10
Canonical
https://gratkowski.com/
Translations
  • de
  • en
Feeds

Technology

Server
Apache
CMS
WordPress 6.1.10
jQuery
3.6.1

Social

Registration

Registrar
IONOS SE
Created
2000-07-03
Expires
2026-07-03 30 days left
Updated
2025-07-04
Name servers
  • ns1069.ui-dns.biz
  • ns1069.ui-dns.com
  • ns1069.ui-dns.de
  • ns1069.ui-dns.org

DNS records live

NS
  • ns1069.ui-dns.biz
  • ns1069.ui-dns.com
  • ns1069.ui-dns.de
  • ns1069.ui-dns.org
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de
Verified for
  • Google

Email authentication partial

SPF
v=spf1 include:_spf.perfora.net include:_spf-eu.ionos.com include:_spf.kundenserver.de ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2025-12-26 to 2027-01-10
Expires in 221 days

Full certificate history on crt.sh ↗

HTTP security headers

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

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 (1)