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api.cloudflare.com

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

csv export pro
Filters
9 on page · 49 matched
total records
49
active · on this page
1
expired · on this page
8
unique issuers · on this page
3
issuers on this pageGoDaddy6Microsoft2Let's Encrypt1
domainissuervalidstatus
*.api.cloudflare.comcrt.sh
GoDaddy
GoDaddyAug 25, 2025→Nov 23, 2025expired 5mo ago
*.api.cloudflare.comcrt.sh
GoDaddy
GoDaddyJun 26, 2025→Sep 24, 2025expired 7mo ago
*.gateway.api.cloudflare.comcrt.sh
GoDaddy
GoDaddyFeb 18, 2026→May 19, 2026expires in 12d
api.cloudflare.comcrt.sh
Microsoft
MicrosoftFeb 5, 2026→May 6, 2026expired 0d ago
api.cloudflare.comcrt.sh
GoDaddy
GoDaddyDec 20, 2025→Mar 20, 2026expired 1mo ago
*.gateway.api.cloudflare.comcrt.sh
Microsoft
MicrosoftDec 20, 2025→Mar 20, 2026expired 1mo ago
api.cloudflare.comcrt.sh
Let's Encrypt
Let's EncryptDec 8, 2025→Mar 8, 2026expired 1mo ago
*.api.cloudflare.comcrt.sh
GoDaddy
GoDaddyDec 7, 2025→Mar 8, 2026expired 1mo ago
*.api.cloudflare.comcrt.sh
GoDaddy
GoDaddyDec 20, 2025→Mar 20, 2026expired 1mo ago
showing 41–49 · 3/3
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Pipe results into your recon pipeline
# Python
$ pip install ct-radar
$ ct-radar api.cloudflare.com | httpx -silent
# Go
$ go install github.com/imfht/ct-radar-cli/cli@latest
$ ct-radar api.cloudflare.com | nuclei
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Related domains under .com

google.comyoutube.comgmail.comdrive.google.comfacebook.cominstagram.comwhatsapp.commessenger.comapple.comicloud.comitunes.apple.commicrosoft.com

About certificate history for api.cloudflare.com

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