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guardian.com

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

csv export pro
total records
97
active · on this page
15
expired · on this page
2
unique issuers · on this page
5
issuers on this pageMicrosoft10Let's Encrypt3ZeroSSL2DigiCert1Google Trust1
domainstatus
*.guardian.comcrt.sh
Microsoft
expires in 2mo
*.guardian.comcrt.sh
ZeroSSL
expires in 2mo
*.guardian.comcrt.sh
ZeroSSL
expires in 2mo
*.guardian.comcrt.sh
Microsoft
expires in 2mo
www.guardian.comcrt.sh
Microsoft
expires in 1mo
guardian.comcrt.sh
Microsoft
expires in 2mo
www.nextnine.guardian.comcrt.sh
Microsoft
expires in 1mo
emails-na.guardian.comcrt.sh
Microsoft
expires in 1mo
sbc-grd-bah-bh.guardian.comcrt.sh
Microsoft
expires in 28d
*.guardian.comcrt.sh
Microsoft
expires in 9mo
*.guardian.comcrt.sh
DigiCert
expires in 9mo
plataforma.guardian.comcrt.sh
Microsoft
expires in 8mo
www2.guardian.comcrt.sh
Google Trust
expires in 14d
experience.guardian.comcrt.sh
Let's Encrypt
expires in 1d
www2.guardian.comcrt.sh
Let's Encrypt
expired 15d ago
experience.guardian.comcrt.sh
Let's Encrypt
expired 3mo ago
sbc-grd-alj-sa-02.guardian.comcrt.sh
Microsoft
expires in 8mo
Pipe results into your recon pipeline
# Python
$ pip install ct-radar
$ ct-radar guardian.com | httpx -silent
# Go
$ go install github.com/imfht/ct-radar-cli/cli@latest
$ ct-radar guardian.com | nuclei
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Related domains under .com

About certificate history for guardian.com

This page lists every X.509 (SSL/TLS) certificate ever issued for guardian.com 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 guardian.com for newly-issued certificates in real-time (useful for detecting unauthorized issuance, phishing variants, or shadow IT) add it to your watchlist (Pro plan).