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api.x.com

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

csv export pro
total records
31
active · on this page
0
expired · on this page
20
unique issuers · on this page
7
issuers on this pageGoogle Trust8SwissSign AG4Let's Encrypt3GoDaddy2Microsoft1Unizeto Technologies…1Global Digital Cyber…1
domainstatus
api.x.comcrt.sh
Google Trust
expired 10mo ago
api.x.comcrt.sh
Google Trust
expired 10mo ago
api.x.comcrt.sh
Google Trust
expired 11mo ago
api.x.comcrt.sh
Google Trust
expired 11mo ago
api.x.comcrt.sh
Let's Encrypt
expired 11mo ago
api.x.comcrt.sh
Google Trust
expired 1y ago
api.x.comcrt.sh
Google Trust
expired 1y ago
api.x.comcrt.sh
Google Trust
expired 1y ago
api.x.comcrt.sh
Let's Encrypt
expired 1y ago
api.x.comcrt.sh
GoDaddy
expired 1y ago
api.x.comcrt.sh
Google Trust
expired 1y ago
api.x.comcrt.sh
GoDaddy
expired 1y ago
api.x.comcrt.sh
Microsoft
expired 2y ago
api.x.comcrt.sh
Let's Encrypt
expired 5mo ago
api.x.comcrt.sh
Unizeto Technologies…
expired 7mo ago
api.x.comcrt.sh
Global Digital Cyber…
expired 7mo ago
api.x.comcrt.sh
SwissSign AG
expired 8mo ago
api.x.comcrt.sh
SwissSign AG
expired 8mo ago
api.x.comcrt.sh
SwissSign AG
expired 8mo ago
api.x.comcrt.sh
SwissSign AG
expired 8mo ago
Pipe results into your recon pipeline
# Python
$ pip install ct-radar
$ ct-radar api.x.com | httpx -silent
# Go
$ go install github.com/imfht/ct-radar-cli/cli@latest
$ ct-radar api.x.com | nuclei
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About certificate history for api.x.com

This page lists every X.509 (SSL/TLS) certificate ever issued for api.x.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 api.x.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).