indexo.dev

sack-helmstedt.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-17 · ok HTTP/1.1 200 6748 ms crawled 2026-05-15

DE · 217.160.0.4 · AS8560 IONOS SE

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Thomas Sack Energie und Service GmbH – …Energie für Euch!
Language
de
Generator
WordPress 6.9.4
Canonical
https://www.sack-helmstedt.de/
Feeds

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • gmpg.org×1

Registration

Updated
2020-02-03
Name servers
  • ns1026.ui-dns.biz.
  • ns1038.ui-dns.de.
  • ns1041.ui-dns.com.
  • ns1114.ui-dns.org.

DNS records live

NS
  • ns1026.ui-dns.biz
  • ns1038.ui-dns.de
  • ns1041.ui-dns.com
  • ns1114.ui-dns.org
MX
  • 10 sackhelmstedt-de01b.mail.protection.outlook.com

Email authentication weak

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-01-23 to 2027-02-07
Expires in 263 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.sack-helmstedt.de/

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

Linked from (2)