indexo.dev

schmetterling-argus.de

.de crawl dns

First seen 2026-04-14 · Last seen 2026-05-19 · ok HTTP/1.1 200 7667 ms crawled 2026-05-08

DE · 213.95.81.32 · AS12337 noris network AG

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
Schmetterling Plattform
Description
Schmetterling Argus 3

Technology

Server
nginx

Registration

Updated
2010-04-09
Name servers
  • ns01.schmetterling.de.
  • ns02.schmetterling.de.
  • ns03.schmetterling.de.
  • ns04.schmetterling.de.

DNS records live

NS
  • ns01.schmetterling.de
  • ns02.schmetterling.de
  • ns03.schmetterling.de
  • ns04.schmetterling.de
MX
  • 10 mx.schmetterling-argus.de
TXT
  • _vicre674wrppdlhj34udcfhlt2kaem6
  • 0 issuewild letsencrypt.org
  • 0 issue letsencrypt.org

Email authentication strong

SPF
v=spf1 mx ip4:213.95.81.30 ip4:213.95.81.248 ip4:62.159.240.138 ip4:62.159.240.142 -all
strict (-all)
DMARC
v=DMARC1; p=reject; ruf=mailto:dmarc@schmetterling.de
policy: reject (enforced)
DKIM
no key found at common selectors

Certificate (current)

ZeroSSL RSA DV SSL CA 2
from 2026-05-07 to 2026-08-06
Expires in 77 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://app.schmetterling-argus.de/login

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

Links to (1)

Linked from (7)