indexo.dev

sun21.ch

.ch crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 455 ms crawled 2026-05-31

DE · 116.202.91.166 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
sun21 - energy & resources
Description
sun21 ist das Netzwerk, der Thinktank für erneuerbare Energien, Energie- und Ressourceneffizienz und suffizienter Lebensweise in der Region Basel
Language
de-de
Generator
MYOB
Feeds

Technology

Server
nginx
CMS
Joomla
Fonts
  • Google Fonts

Third-party hosts loaded (1)

  • fonts.googleapis.com×1

Social

Contact

Phone

DNS records live

NS
  • ch.pro.io
  • nl.pro.io
  • p.dnh.net
MX
  • 10 mail.sun21.ch
TXT
  • A/DDQa23MLjHb95dYhsNdQLjXPbPLBqXAEoIg2IP+Y0Q85qxsvNpK8307IpKYWQnLvI6cfjWGWKm3QBkR+F3/g==
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a mx ~all
softfail (~all)
DMARC
not published
DKIM
  • mail: v=DKIM1; k=rsa; t=y; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDB0PLVTfTEbkITVXUIxq9YlUvDPES25TIw/bd/TJDQx/AzlWnu8bYpiKih/JE+cBtCQX3vYTvS3+/IY…
selectors probed

Certificate (current)

R12
from 2026-05-07 to 2026-08-05
Expires in 65 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://sun21.ch/

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

Links to (19)

Linked from (1)