indexo.dev

twentyseconds.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 2641 ms crawled 2026-05-19

DE · 85.13.149.134 · AS34788 Neue Medien Muennich GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
twenty seconds – Aus Wissen wird Sichtbarkeit, Leads & Umsatz
Description
twenty seconds macht aus deiner Expertise Bücher, die verkaufen, und Landingpages, die Anfragen bringen. Verlag und Lead-Butler – professionell umgesetzt.
Language
de

Technology

Server
nginx
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • mein.clickskeks.at×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Updated
2023-09-14
Name servers
  • nsa7.schlundtech.de.
  • nsb7.schlundtech.de.
  • nsc7.schlundtech.de.
  • nsd7.schlundtech.de.

DNS records live

NS
  • nsa7.schlundtech.de
  • nsb7.schlundtech.de
  • nsc7.schlundtech.de
  • nsd7.schlundtech.de
MX
  • 0 twentyseconds-de.mail.protection.outlook.com
Verified for
  • Google

Email authentication weak

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

Certificate (current)

E8
from 2026-05-19 to 2026-08-17
Expires in 88 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://twentyseconds.de/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=600000

Links to (3)

Linked from (1)