RapidDNS alternatives
6 tools in the catalogue cover the same ground as RapidDNS and can replace it depending on the need. Each one is reachable, re-checked daily, and listed with its pricing.
- AltDNS (T)freePermutation-based DNS tool that generates and resolves alternative subdomains from known names.
- Aquatone (T)freeGo-based tool for domain reconnaissance that automates subdomain discovery, HTTP service scanning, screenshot capture, and visual HTML report generation for attack surface analysis.
- Bluto (T)freeRecon utility for domain intelligence including DNS records, email patterns, and infrastructure clues.
- C99.nlfreemiumMulti-purpose web-based recon toolset covering subdomain finder, reverse IP, whois, phone lookup, port scanner, malware scanner and more — 20+ tools in one.
- DNS Recon (T)freePython-based DNS enumeration script supporting zone transfers, standard record enumeration, TLD expansion, DNS brute force, and PTR lookups.
- dnspop (T)freeDNS reconnaissance utility for enumerating records and identifying domain-related infrastructure.
RapidDNS
Domain Name
Also written Rapid DNS
Fast subdomain and reverse DNS lookup tool. Enumerate subdomains, find domains sharing an IP, discover certificate transparency data and perform bulk DNS queries.
RECOMMENDED USE
Subdomain enumeration, reverse IP lookup, fast DNS recon
Launch RapidDNS directly
Enter your target: the link opens with the query already filled in. Nothing is sent from this site.
Expected input: domaine
Information
Video tutorials
Learn to use RapidDNS
Suggested workflow
Chain these tools in order for a complete investigation
Combine with
These tools work great together
Similar tools
These tools can also help you
CertKit - Certificate Transparency Log Search
Domain NameFast Certificate Transparency log search tool using Clickhouse for sub-second queries. Discover all certificates issued to a domain, including Subject Alternative Names, to reveal hidden infrastructure.
crt.sh - Certificate Search
Domain NameCT log viewer aggregating certificate data from multiple Certificate Transparency logs. Search for all certificates ever issued to a domain to discover subdomains and detect certificate misuse.
DNS Dumpster
Domain NameFree domain research tool that discovers hosts and subdomains related to a domain. Provides DNS record enumeration (MX, TXT, Host) with a visual map of discovered infrastructure.
Google Subdomains (D)
Domain NameGoogle Dork technique using the 'site:' operator to enumerate subdomains of a target domain via Google's search index.
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