indexo.dev

w3rkhof.ch

.ch crawl

First seen 2026-05-28 · Last seen 2026-05-30 · ok HTTP/1.1 200 271 ms crawled 2026-05-31

CH · 149.126.4.19 · AS47302 cyon AG

Reputation 87/100 weak security headers no dmarc policy

Classifying

DNS records live

NS
  • ns1.cyon.ch
  • ns2.cyon.ch
MX
  • 0 w3rkhof.ch

Email authentication weak

SPF
v=spf1 +a +mx +ip4:194.126.200.0/24 +ip4:149.126.0.0/21 include:w3rkhof.ch -all
strict (-all)
DMARC
not published
DKIM
  • default: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA8eYobqhYD72vlIeecpn8B4dcMLRgE6m9BFHDlnCI7UCRzKdN+nmdo29ABA3+u/2k2J/zF7rH7/frwK…
selectors probed

Certificate (current)

R13
from 2026-03-29 to 2026-06-27
Expires in 27 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 45/100 Checked live page: https://w3rkhof.ch/

present
  • strict-transport-security
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=300

Linked from (2)