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ethz.ch

Every SSL/TLS certificate ever issued for this name, indexed from public CT logs.

csv export pro
total records
2,000
active · on this page
10
expired · on this page
10
unique issuers · on this page
3
issuers on this pageAmazon10Let's Encrypt8ZeroSSL2
domainstatus
docker.sg.ethz.chcrt.sh
ZeroSSL
expires in 2mo
docker.sg.ethz.chcrt.sh
ZeroSSL
expires in 2mo
ssd-nas.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
ssd-nas.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
otter-grader-srv-dev.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
otter-grader-srv-dev.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
uvriu.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
*.uvriu.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
uvriu.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
*.uvriu.ethz.chcrt.sh
Let's Encrypt
expires in 1mo
autodiscover.ethz.chcrt.sh
Amazon
expired 11mo ago
imap.ethz.chcrt.sh
Amazon
expired 11mo ago
mail.ethz.chcrt.sh
Amazon
expired 11mo ago
download.mail.ethz.chcrt.sh
Amazon
expired 11mo ago
www.mail.ethz.chcrt.sh
Amazon
expired 11mo ago
mrs1.ethz.chcrt.sh
Amazon
expired 11mo ago
mrs2.ethz.chcrt.sh
Amazon
expired 11mo ago
mrs3.ethz.chcrt.sh
Amazon
expired 11mo ago
mrs4.ethz.chcrt.sh
Amazon
expired 11mo ago
mrs5.ethz.chcrt.sh
Amazon
expired 11mo ago
Pipe results into your recon pipeline
# Python
$ pip install ct-radar
$ ct-radar ethz.ch | httpx -silent
# Go
$ go install github.com/imfht/ct-radar-cli/cli@latest
$ ct-radar ethz.ch | nuclei
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About certificate history for ethz.ch

This page lists every X.509 (SSL/TLS) certificate ever issued for ethz.ch and its subdomains, as recorded in public Certificate Transparency (CT) logs. CT logs are an immutable, append-only record of every certificate issued by participating Certificate Authorities (CAs), as required by the major browsers since 2018.

Subdomain enumeration via CT logs is one of the highest-signal techniques in reconnaissance — every time a TLS certificate is issued, all Subject Alternative Names (SANs) on that certificate become public. Internal and forgotten subdomains regularly show up here days after they're set up.

To monitor ethz.ch for newly-issued certificates in real-time (useful for detecting unauthorized issuance, phishing variants, or shadow IT) add it to your watchlist (Pro plan).