- Shodan : community access + commercial access
- Censys : community + commercial access (access posible for independent researchers)
- ZoomEye : community + commercial access
- Onyphe : community + commercial access
- BinaryEdge : commercial access only
- SecurityTrails : community and commercial access (now owned by RecordedFuture)
- RiskIQ : very limited community access, commercial access mostly (now owned by Microsoft)
- Farsigh DNSDB : commercial (now owned by DomainTools, has a journalist/independent researcher program)
- DomainTools : commercial
- Zetalytics : commercial
- Cisco Umbrella : commercial
- RiskIQ : very limited community access, commercial access mostly (now owned by Microsoft)
- DomainTools : commercial
- Whoisology
- Whoxy
- VirusTotal : community + commercial access
- MalShare : community
- Malware Bazaar : free
- VirusShare
- HybridAnalysis
- Triage
- Any.run
- Joe sandbox
APK only:
- AlienVault OTX : free
- URLScan : free and commercial access
- GreyNoise : free and commercial access
- ThreatMiner : free
- ThreatCrowd : free
- PulseDive : community and commercial access
- URLHaus : free
- ThreatFox : free
- IBM XForce
- PhishTank
- Facebook Threat Exchange
- Google Safe browsing (check only, no info)
thank you so much for all your hard work compiling this list!
there's an extra
s
in the community RiskIQ URL