Domain · Tranco #115,163

hs-duesseldorf.de

hs-duesseldorf.de is ranked #115,163 among the world's most-visited sites (Tranco). It resolves to 193.23.170.220, hosted on cisco-academy.hs-duesseldorf.de, and presents a TLS certificate issued by Hellenic Academic and Research Institutions CA.

HTTP 301

Tranco rank	#115,163
IPv4	193.23.170.220
Hosting / reverse DNS	cisco-academy.hs-duesseldorf.de
Hosting network	AS680 · DFN - Verein zur Foerderung eines Deutschen Forschungsnetzes e.V., DE
Nameservers	deneb.dfn.de, selene.rz.uni-duesseldorf.de, sirene.rz.uni-duesseldorf.de, zdns01.hs-duesseldorf.de
Mail servers (MX)	hsduesseldorf-de0e.mail.protection.outlook.com (10)
HTTP status	301 → https://www.hs-duesseldorf.de/
Web server	Microsoft-IIS/8.5
Detected tech	Microsoft-IIS/8.5, ASP.NET
TLS certificate	Hellenic Academic and Research Institutions CA · expires 2027-02-18

Notable DNS TXT records

google-site-verification=munv4Jve7c-lbMfXe1p9lhOOD14FiYNAyC46nvYtTjE
google-site-verification=x2sUdGuO0GjBs7Oa6RGX_k6elAwlUK1UZf6-r9hl8Z8
teamviewer-sso-verification=fddf2f40174c4698bdc2c6b1ce1ce78b
v=spf1 include:spf.protection.outlook.com include:_spf.rexx-suite.com include:listen.hbz-nrw.de ip4:195.37.236.130 ip4:195.37.236.131 -all
apple-domain-verification=wxFcljEJFvz95KeD
MS=ms43826006

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FAQ

What is the IP address of hs-duesseldorf.de?

hs-duesseldorf.de resolves to 193.23.170.220 (cisco-academy.hs-duesseldorf.de).

Who issued the SSL certificate for hs-duesseldorf.de?

The TLS/SSL certificate for hs-duesseldorf.de was issued by Hellenic Academic and Research Institutions CA, valid until 2027-02-18.

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DNS/HTTP/TLS observed 2026-08-07; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains