- AlienVault Open Threat Exchange
- Bitdefender
- BitSight Technologies
- Censys.io
- Cisco Umbrella Investigate
- Cyborg Security
- DomainTools
- DomainTools Iris
- Dragos
- Exodus Intelligence
- Facebook ThreatExchange
- Farsight Security
- FIRST Exploit Prediction Scoring System (EPSS)
- GreyNoise
- IBM X-Force Exchange
- InQuest Labs Intelligence Card Extension
- Intelligence Card Extension for Cofense
- Intelligence Card Extension for ThreatConnect
- Kaspersky
- Mandiant Threat Intelligence
- Multi-RBL Check (and reverse DNS lookup)
- Nucleon
- Palo Alto Networks' AutoFocus
- Polyswarm
- Recorded Future Lookup for Palo Alto Network Cortex Datalake
- Report website
- ReversingLabs
- Risk Based Security and VulnDB
- RiskIQ PassiveTotal
- SecurityTrails