Validin alternatives
6 tools in the catalogue cover the same ground as Validin and can replace it depending on the need. Each one is reachable, re-checked daily, and listed with its pricing.
- AlienVault Open Threat ExchangefreeCommunity-driven threat intelligence platform enabling collaborative defense with 180K+ participants sharing 19M+ threats daily.
- AltDNS (T)freePermutation-based DNS tool that generates and resolves alternative subdomains from known names.
- AnalyzeIDfreeReverse lookup service for tracking IDs such as Google Analytics, AdSense, and affiliate identifiers.
- 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.
- Belati (T)freeOpen-source OSINT data collection and automation framework for gathering information from multiple sources.
- BlueCoat WebPulsefreeWeb reputation filtering service rating URLs with 50+ language support. Processes 180+ million rating requests daily with Dynamic Link Analysis for attack injection detection.
Validin
Domain Name
Internet intelligence platform offering passive DNS history, subdomain enumeration, IP/domain reputation, certificate data, YARA support, and lookalike domain detection.
RECOMMENDED USE
DNS history investigation, subdomain enumeration, threat actor infrastructure tracking
Information
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SecurityTrails
Domain NameComprehensive DNS and domain intelligence platform. Access historical DNS records, WHOIS data, IP neighbors, subdomain enumeration and attack surface data for any domain.
SubDomainRadar.io
Domain NameSubdomain enumeration combining passive sources and certificate logs, with results exportable for the rest of an investigation.
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.
Phonebook.cz
Domain NameFree OSINT intelligence tool for enumerating subdomains, email addresses and URLs associated with a target domain by querying passive DNS and certificate data.
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