indexo.dev

3-n.info

.info crawl

First seen 2026-04-14 · Last seen 2026-05-16 · ok HTTP/1.1 200 1478 ms crawled 2026-05-09

FR · 92.205.162.252 · AS21499 Host Europe GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title
3N Kompetenzzentrum
Description
Der 3N e.V. ist die zentrale Informationsstelle für die stoffliche und energetische Nutzung nachwachsender Rohstoffe sowie für Bioökonomie in Niedersachsen
Language
de
Generator
MySQL: 0,1093 s // 258 request(s) // PHP: 0,3346 s // total: 0,4439 s // Source: cache // Memory 4 096 kb

Technology

Server
Apache
Analytics
  • Google Tag Manager

Third-party hosts loaded (2)

  • ajax.googleapis.com×1
  • www.googletagmanager.com×1

Social

Contact

Phone

Registration

Registrar
united-domains GmbH
Created
2004-06-23
Expires
2026-06-23 35 days left
Updated
2026-04-08
Name servers
  • dns01.ipconn.de
  • dns02.ipconn.de

DNS records live

NS
  • dns01.ipconn.de
  • dns02.ipconn.de
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
TXT
  • MS=ms31657506
  • B709F917-8E61-4D8D-BE5C-B8982DD582B9
  • cisco-ci-domain-verification=7613e79aea0b0f621ec0b740487f5492a7b5218d1ae5c4fd98111532e1f01593

Email authentication strong

SPF
v=spf1 a mx ip4:217.6.129.27/32 ip4:217.6.129.26/32 ip4:87.230.95.229/32 ip4:83.169.42.164/32 ip4:46.163.75.38/32 ip4:92.205.162.252/32 include:secureserver.net include:spf.hornetsecurity.com include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; ruf=mailto:postmaster@3-n.info; rua=mailto:postmaster@3-n.info; fo=1
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyiT67A61rTDb/v9pGEwmRpKi7dw/aL+4viFudlFjDzQbEFnDOxVFuay7suYSFjM2LXBxNDYqShp9Iz…
selectors probed

Certificate (current)

R13
from 2026-04-17 to 2026-07-16
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.3-n.info/

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (6)

Linked from (16)