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🛡️ Subdomain Finder, Attack Surface & SSL OSINT Scanner

Try for free

SSL Labs-style certificate inspector: paste domains, get issuer, validity dates, days-to-expiry, SANs, TLS version, cipher and a security grade (A+→F) for every host. No API key, no proxy.

Pricing

from $1.30 / 1,000 results

Rating

0.0

(0)

Developer

David A

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Total users

Monthly active users

6 days ago

Last modified

🔥 The B2B Contact & OSINT Intelligence Suite

Combine these actors to build a full-spectrum OSINT & lead intelligence stack:

Tool	Purpose	Pricing	Link
🛡️ Subdomain & SSL Scanner	Discover subdomains, staging environments & SSL health	$2.00 / 1K	View on Store →
🛡️ Email Data Breach Hunter	Detect compromised credentials & public database leaks	$3.00 / 1K	View on Store →
🔍 Sherlock Username OSINT	Trace usernames & social accounts across 60+ platforms	$2.00 / 1K	View on Store →
⚡ B2B Email & Dev Lead Extractor	Extract emails from websites, domains & GitHub commits	$1.20 / 1K	View on Store →
🌐 Email & Domain Intelligence	SPF, DKIM, DMARC, WHOIS, and security DNS health check	$1.50 / 1K	View on Store →
📱 Phone Number Lookup	Carrier, line type (mobile/VoIP/landline), E.164 validator	$1.50 / 1K	View on Store →

✨ Features

🌐 Certificate Transparency Mining: Extracts SSL/TLS certificate history to locate obscure subdomains (dev.api., staging., admin., vpn.).
🔒 SSL Expiry & Issuer Tracking: Detects expiring certificates before they cause downtime or security warnings.
📡 Live HTTP & DNS Probing: Verifies whether each discovered subdomain is active and returns resolved IP address and HTTP status codes.
🚫 No API Keys Required: 100% public data sources with zero configuration.

📥 Input Parameters

Field	Type	Description
`domain`	String	Target domain (e.g. `stripe.com`, `uber.com`)
`domains`	Array	Batch list of domains
`checkLiveStatus`	Boolean	Probe live HTTP and resolve SSL expiry (default: `true`)
`maxSubdomains`	Integer	Max subdomains to return (default: `100`)

📤 Output Format

{
  "rootDomain": "stripe.com",
  "subdomain": "dashboard.stripe.com",
  "ipAddress": "104.18.23.11",
  "isLive": true,
  "httpStatus": 200,
  "sslIssuer": "Cloudflare Inc",
  "sslDaysRemaining": 182,
  "sslValidTo": "Mar 20 2027 12:00:00 GMT",
  "discoveredAt": "2026-09-17T21:15:00.000Z"
}

⭐ Loved using this Actor?

If this Actor powered your security audit or saved you hours of manual OSINT recon, please leave a 5-star rating! 👉 Click here to leave a review & rating on Apify Store

Crafted by David Ahn

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