indexo.dev

mysterytwister.org

.org crawl

First seen 2026-04-15 · Last seen 2026-05-07 · ok HTTP/1.1 200 1766 ms crawled 2026-05-10

DE · 78.47.113.251 · AS24940 Hetzner Online GmbH

Reputation 100/100

Classifying

HTML metadata

Title
MysteryTwister - The Cipher Challenge Contest
Language
en

Technology

Server
Apache

Third-party hosts loaded (1)

  • analytics.cryptool.org×1

Registration

Registrar
Key-Systems GmbH
Created
2020-12-02
Expires
2030-12-02 1656 days left
Updated
2025-11-20
Name servers
  • ns1.domaindiscount24.net
  • ns2.domaindiscount24.net
  • ns3.domaindiscount24.net

DNS records live

NS
  • ns1.domaindiscount24.net
  • ns2.domaindiscount24.net
  • ns3.domaindiscount24.net
MX
  • 10 mx.mail.unibw.de

Email authentication strong

SPF
v=spf1 ip4:159.69.26.9 ip6:2a01:4f8:c2c:8d18::/96 a:mail.ansi.inf.unibw.de a:mail.unibw.de ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; rua=mailto:dmarc+cryptool@swznet.de
policy: reject (enforced)
DKIM
  • mail: v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAzwBh01WUexHpgPFTaiVXxxH83J26x/s0ceEL5gzDB8aQ3SHEEUaNJGv/aARrSiKy7ibT…
  • dkim: v=DKIM1;k=rsa;t=s;s=email;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAuQd59LQOOrjCHLgn1sfViKesTA95zM77F0rLTXsXPxAPV3VlddyW481v3KlEZuJQqPLO…
selectors probed

Certificate (current)

R13
from 2026-04-06 to 2026-07-05
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://mysterytwister.org/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
sameorigin
x-content-type-options
nosniff
content-security-policy
upgrade-insecure-requests
strict-transport-security
max-age=31536000; includeSubDomains; preload

Links to (1)

Linked from (1)