ifu-online.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-08 · ok HTTP/1.1 200 4311 ms crawled 2026-05-08

DE · 87.118.120.199 · AS31103 Keyweb AG

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
START - IFU
Language
de
Generator
Elementor 4.0.2; features: additional_custom_breakpoints; settings: css_print_method-internal, google_font-enabled, font_display-auto
Canonical
https://www.ifu-online.de/
Feeds

Open Graph

url
https://www.ifu-online.de/
title
START - IFU
locale
de_DE
site name
IFU
description
SCHÖN dass wir uns kennenlernen Ich will Sie nicht mit langen Vorreden aufhalten, sondern gleich zur Sache kommen: Welchen Nutzen...

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager
Fonts
  • Google Fonts

Third-party hosts loaded (4)

  • fonts.googleapis.com×2
  • gmpg.org×1
  • stats.wp.com×1
  • www.googletagmanager.com×1

Social

Contact

Email
Phone

Registration

Updated
2022-08-02
Name servers
  • ns2.internet1.de.
  • ns3.internet1.de.
  • ns.internet1.de.

DNS records live

NS
  • ns.internet1.de
  • ns2.internet1.de
  • ns3.internet1.de
MX
  • 1 ifuonline-de0i.mail.protection.outlook.com
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a mx include:spf.protection.outlook.com include:spf.rechenzentrum-mk.de include:spf.crsend.com ip4:95.169.188.100 -all
strict (-all)
DMARC
v=DMARC1; p=none; rua=mailto:dmarc@ifu-online.de; ruf=mailto:dmarc@ifu-online.de; fo=1
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAw4Jzbriz7Yl2tTvr3elrbFMTlEcdCaVca0yPfXEuLAAgQGHUGiXh+B0R5SnDEbmlL7eH9hNEO2TA6U…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwGE4sMkxH2aAMIIWGb9YaH5BRzTL+qdHqANq/IgUokRkRJLV+iU1IxmqBzqGaGqaT2FCMFypeQ2lMS…
selectors probed

Certificate (current)

R13
from 2026-03-10 to 2026-06-09
Expires in 19 days

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.ifu-online.de/

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

Links to (50)

Linked from (2)