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notion.so

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

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Filters
20 on page · 503 matched
total records
503
active · on this page
0
expired · on this page
20
unique issuers · on this page
4
issuers on this pageGoDaddy9Google Trust8Let's Encrypt2DigiCert1
domainissuervalidstatus
mail.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
mail.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
*.mail.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
mail.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
*.mail.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
identity.dev.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
*.identity.dev.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
identity.dev.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
*.identity.dev.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
identity.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
*.identity.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
identity.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
*.identity.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
identity.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
*.identity.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
mail.dev.notion.socrt.sh
GoDaddy
GoDaddyDec 7, 2024→Mar 7, 2025expired 1y ago
identity.notion.socrt.sh
Let's Encrypt
Let's EncryptDec 7, 2024→Mar 7, 2025expired 1y ago
*.identity.notion.socrt.sh
Let's Encrypt
Let's EncryptDec 7, 2024→Mar 7, 2025expired 1y ago
mail.dev.notion.socrt.sh
Google Trust
Google TrustDec 7, 2024→Mar 7, 2025expired 1y ago
identity.notion.socrt.sh
DigiCert
DigiCertDec 7, 2024→Mar 7, 2025expired 1y ago
showing 201–220 · 11/26
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Pipe results into your recon pipeline
# Python
$ pip install ct-radar
$ ct-radar notion.so | httpx -silent
# Go
$ go install github.com/imfht/ct-radar-cli/cli@latest
$ ct-radar notion.so | nuclei
Free tier: 100 searches/day · Pro $29/mo for 10,000/day

About certificate history for notion.so

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