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openproceedings.org

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First seen 2026-04-12 · Last seen 2026-05-02 · ok HTTP/1.1 200 593 ms crawled 2026-05-05

DE · 134.34.247.9 · AS553 Universitaet Stuttgart

Reputation 95/100 weak security headers

Classifying

Technology

Server
Apache

Registration

Registrar
IONOS SE
Created
2007-07-26
Expires
2026-07-26 67 days left
Updated
2025-11-11
Name servers
  • ns3.uni-konstanz.de
  • ns4.uni-konstanz.de

DNS records live

NS
  • dns3.uni-konstanz.de
  • ns3.uni-konstanz.de
  • ns4.uni-konstanz.de
MX
  • 20 adenin2.uni-konstanz.de
  • 20 thymin2.uni-konstanz.de
TXT
  • v=spf1 -all

Certificate (current)

GEANT TLS RSA 1
from 2025-06-05 to 2026-06-05
Expires in 16 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://openproceedings.org/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (2)