indexo.dev

klett.ch

.ch crawl

First seen 2026-05-28 · Last seen 2026-05-31 · ok HTTP/1.1 200 705 ms crawled 2026-05-31

CH · 5.148.171.143 · AS29691 Nine Internet Solutions AG

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Language
de

Technology

Server
nginx

Social

Contact

Email
Phone
Address
Grabenstrasse 17Postfach6341 Baar041 726 28 00info@klett.ch

DNS records live

NS
  • ns5.nine.ch
  • ns6.nine.ch
MX
  • 0 klett-ch.mail.protection.outlook.com
TXT
  • mx-6a836567c43b81fc
  • swisssign-check=YrnCt-UHyep2BZXTh-rTe1G0au8
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzBuNywtQbKs8ozr30oQ8QeT0+yblZJkyT4vSuTVlmU+Rorxa3nJa/ahiHKgOjgxbN/MrDgPgZQnkCi…
selectors probed

Certificate (current)

R12
from 2026-04-19 to 2026-07-18
Expires in 47 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.klett.ch/

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

Links to (6)

Linked from (2)