approno.de

.de crawl

First seen 2026-05-10 · Last seen 2026-05-16 · ok HTTP/1.1 200 4656 ms crawled 2026-05-16

US · 216.150.1.1 · AS16509 Amazon.com, Inc.

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: Wasserschaden-Früherkennung | Approno Frühwarnsystem 24/7
Description: Intelligentes Frühwarnsystem für Wasserschäden. 24/7 Leckage-Erkennung mit Sofort-Alarmierung. Schutz für Keller, Terrassen & Flachdächer. Jetzt...
Language: de
Canonical: https://www.approno.de

Open Graph

url: https://www.approno.de
title: Wasserschaden-Früherkennung | Approno Frühwarnsystem
locale: de_DE
site name: Approno
description: Intelligentes Frühwarnsystem für Wasserschäden. 24/7 Leckage-Erkennung mit Sofort-Alarmierung.

Technology

CDN: Vercel
CMS: Next.js

Third-party hosts loaded (1)

analytics.ahrefs.com×1

Social

Contact

Email

j.boos@approno.de

Phone

071120703500

Registration

Updated

2025-11-11

Name servers

ns1.vkn.de.
ns2.vkn.de.

DNS records live

NS

ns1.vkn.de
ns2.vkn.de

MX

0 approno-de.mail.protection.outlook.com

Verified for

Google

Email authentication weak

SPF: v=spf1 mx a include:spf.protection.outlook.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-03-13 to 2026-06-11

Expires in 22 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.approno.de/

present

strict-transport-security

findings

missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy

Header values

strict-transport-security: max-age=63072000