Pricing

$10.00 / 1,000 subdomain founds

Subdomain Finder — Passive Subdomain Enumeration (Subfinder)

Discover subdomains of any domain fast using the open-source Subfinder engine — passive enumeration from dozens of public sources (certificate transparency, DNS datasets, search engines). For attack-surface mapping and authorized security research.

Pricing

$10.00 / 1,000 subdomain founds

Rating

0.0

(0)

Developer

daehwan kim

Actor stats

Bookmarked

Total users

Monthly active users

5 days ago

Last modified

Subdomain Finder - Discover Subdomains via CT Logs

logiover/subdomain-finder

Discover every subdomain of any domain using Certificate Transparency logs (crt.sh). Fast bulk subdomain enumeration for security recon, attack-surface mapping, asset discovery and SEO. No API key — export to CSV or JSON.

Logiover

Subdomain Finder & Recon Tool

andok/subdomain-finder

Discover subdomains for any target via passive OSINT sources. Ideal for security bug bounties and attack surface mapping.

Andok

Attack Surface Recon: Subdomain Discovery + HTTP Fingerprint

advx/attack-surface-recon

Map a domain's external attack surface. Passive subdomain enumeration with subfinder, HTTP fingerprint with httpx: status, title, server, technology stack, TLS issuer and IP. One dataset row per responding host. For recon, asset discovery and security audits.

Sevastian Z

Subdomain Radar — Passive OSINT Enumeration

saregaa/subdomain-scraper

Discover subdomains silently. No brute-force — pure OSINT from 5 passive sources with DNS resolve, HTTP probing & takeover detection.

Saregaa

Certificate Transparency Subdomain Search (crt.sh alternative)

advx/ct-domain-lookup

Find subdomains and TLS certificates for any domain from Certificate Transparency logs. A fast, working crt.sh alternative for subdomain enumeration, recon and attack-surface mapping. Returns unique hostnames with first/last seen and issuers, or raw certificates.

Sevastian Z

Subdomain Finder - Discover Every Subdomain Of A Domain

thirdwatch/subdomain-finder

Discover every subdomain for any apex domain. Merges 4 sources: certificate transparency (crt.sh), HackerTarget, RapidDNS, plus DNS bruteforcing of common names. Verifies each is live via DNS + HTTP probe.

Thirdwatch

Subdomain Discovery API

crawland/subdomain-discovery-api

Paginated subdomain enumeration for any registered domain — DNS records, registrar, WHOIS, vendor reputation, and category labels per subdomain, served from the Crawland threat-intelligence backend.

Crawland

Real Subdomain Finder

onescales/real-subdomain-finder

Discover every subdomain for any domain. Queries 40+ OSINT sources including cert transparency, DNS archives & web scanners. Results enriched with DNS validation, HTTP probing, and subdomain takeover detection. Simple Subdomain Lookup that works!

One Scales

5.0

Subdomains Finder API - Realtime DNS Subdomain Scanner

dev00/subdomains-finder-api-realtime-dns-subdomain-scanner

High-performance subdomain scanner that retrieves all registered subdomains, IP addresses, and Cloudflare protection status for any given domain.

dev00

Subdomain Finder

happitap/subdomain-finder

Subdomain Finder is a high-speed intelligence tool that uncovers subdomains for any target domain using Certificate Transparency (CT) logs. Unlike traditional brute-force tools, it requires no heavy traffic and provides results in seconds.