indexo.dev

42heilbronn.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1770 ms crawled 2026-05-19

DE · 91.236.122.78 · AS20546 SOPRADO GmbH

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
42Heilbronn | Coding School
Description
Start your future in coding in Heilbronn, Germany. Join our innovative, higher education coding school with no teachers.
Language
en
Generator
Contao Open Source CMS
Translations
  • de
  • en

Technology

Server
myracloud
Analytics
  • Google Tag Manager
Cookie consent
  • Usercentrics

Third-party hosts loaded (4)

  • app.usercentrics.eu×3
  • privacy-proxy.usercentrics.eu×3
  • api.usercentrics.eu×1
  • www.googletagmanager.com×1

Social

Contact

Email

Registration

Updated
2026-01-04
Name servers
  • a.myradns.de.
  • b.myradns.de.
  • c.myradns.de.

DNS records live

NS
  • a.myradns.de
  • b.myradns.de
  • c.myradns.de
MX
  • 1 aspmx.l.google.com
  • 10 alt3.aspmx.l.google.com
  • 10 alt4.aspmx.l.google.com
  • 5 alt1.aspmx.l.google.com
  • 5 alt2.aspmx.l.google.com
Verified for
  • Google
  • Microsoft 365

Email authentication partial

SPF
v=spf1 a mx include:spf.mailjet.com ip4:176.9.80.121 ip4:195.201.13.83 ip4:5.9.10.194 ip4:188.244.102.155 include:_spf.google.com include:spf.42network.org -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

E7
from 2026-04-05 to 2026-07-04
Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://www.42heilbronn.de/en/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
no-referrer-when-downgrade, strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=31536000, max-age=15768000; includeSubDomains

Links to (6)

Linked from (2)