indexo.dev

fiedler-concepts.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-19 · ok HTTP/1.1 200 4230 ms crawled 2026-05-06

DE · 148.251.126.30 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Site is Down for Maintenance
Description
We are doing some work on the site. Please come back later.
Language
en

Technology

Server
Apache
CMS
WordPress

Contact

Email

Registration

Updated
2012-04-29
Name servers
  • ns1.networkinvest.net.
  • ns2.networkinvest.net.
  • ns3.networkinvest.net.
  • ns4.networkinvest.net.

DNS records live

NS
  • ns1.networkinvest.net
  • ns2.networkinvest.net
  • ns3.networkinvest.net
  • ns4.networkinvest.net
MX
  • 10 host15.networkinvest.de

Email authentication partial

SPF
v=spf1 mx a ip4:213.239.241.0/24 ip6:2a01:4f8:a0::/48 ~all
softfail (~all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36
from 2026-01-02 to 2027-01-03
Expires in 228 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.fiedler-concepts.de/

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

Linked from (3)

See all sites whose homepage links to fiedler-concepts.de →