SSL/TLS Certificate Checker: Expiry & Chain Monitor

Monitoring Cert Spotter Certificate Transparency (certificate.transparency.dev)

Look up any domain's TLS certificate history from public Certificate Transparency logs: issuer, validity window, and full SAN list for every certificate ever logged. No API key. Pay only for domains with certificates found.

Publisher description, verbatim

Last 7 dayson this actor

1other change

Each one reaches followers by email the morning after.Follow this actor

Key figures16 readings

Price / 1k$2.00per 1,000 item-lookup

Users / 30d1→ 0 over 16 readings

Users, all time2→ 0 over 16 readings

Runs / 30d23↑ 14 over 16 readings

Runs / user / mo23.0runs per monthly user

Standing

#1of 1

on Cert Spotter, by users in the last 30 days among actors classified to this platform.

Recorded changes

2026-09-19changeTitle changed—on record
2026-09-14changeTitle changed—on record
2026-09-14contentDescription changed—on record

showing 3 of 4 in the last 30 days · followers get all 4 by email

History

16 readings since 2026-09-10

Users / 30d16 readings

Users, all time16 readings

Runs / 30d16 readings

Standing16 readings

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Numbers on this page are measured only by an independent census of the Apify Store — not self-reported. Not indexed: too little has happened to this actor for us to have anything worth saying yet.