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Find the subdomains of a sample domain

Finds the subdomains of apify.com in certificate transparency logs (crt.sh) and returns each with its first and last certificate dates, issuers, wildcard flag and current DNS addresses. There is no start fee; you pay per subdomain returned. Swap in your own domains.

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Subdomain Finder: certificate transparency logs
Subdomain Finder: certificate transparency logsexamsens.ai/subdomain-finder
Domain
Found
Subdomain
Resolves
+9 fields
Text
Number
Boolean
List
Object

Input

Domains(required):apify.com
Include names from expired certificates:true

Output fields

Domain
Found
Subdomain
Resolves
IP addresses
Valid certificate
First seen
Last seen
Expires
Certificates
Wildcard
Issuers
Error

How it works

Sign up on Apify or log in

The Subdomain Finder: certificate transparency logs Actor is ready to run with the inputs already set for "Find the subdomains of a sample domain". Sign up or log in and you'll land in Apify Console with a copy of this exact task.

Start the "Find the subdomains of a sample domain" task

The Subdomain Finder: certificate transparency logs Actor will start running based on the input automatically. You can also change all the input fields, like domains and include names from expired certificates, to match your specific use case.

Receive the "Find the subdomains of a sample domain" output

Monitor the progress in real time. You will be notified as soon as your dataset is complete and ready for review. Each result includes data such as domain, found, subdomain, and more.

Integrate into your workflow

The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow. You can also run the "Find the subdomains of a sample domain" task via API.

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Integrate "Find the subdomains of a sample domain" into your workflow

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