indexo.dev

schule-duebendorf.ch

.ch crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 1139 ms crawled 2026-05-31

CH · 195.65.10.21 · AS3303 Bluewin

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Dübendorf Primarschule
Description
Auf dieser Seite finden Sie alles Wissenswerte zu unserer Schule.
Language
de-CH

Open Graph

url
https://www.schule-duebendorf.ch/

Technology

Server
nginx
Stack
PHP

Third-party hosts loaded (1)

  • api.i-web.ch×7

Social

Contact

Phone

DNS records live

NS
  • dns1.i-web.ch
  • dns2.i-web.ch
  • dns3.i-web.ch
MX
  • 0 schuleduebendorf-ch01e.mail.protection.outlook.com
TXT
  • MS=B2B654BED9F62CD933E580F3F5407A943E6AE57C
Verified for
  • Apple

Email authentication weak

SPF
v=spf1 include:_spf.i-web.ch include:spf.protection.outlook.com include:_spf.abxsec.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-05-15 to 2026-08-13
Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://www.schule-duebendorf.ch/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • short HSTS max-age
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
DENY
x-content-type-options
nosniff
strict-transport-security
max-age=604800

Links to (3)

Linked from (1)