Here are a list of helpful resources and APIs available for researchers

    • SHODAN – Search for hosts on the Internet
    • Binary Edge – Dynamically run scans on the Internet
    • Censys – Search for certificates and hosts on the Internet
    • Security Trails – Search historical DNS & WHOIS information
    • – Fingerprint an application
    • Intrigue API
      • Fingerprint Applications
      • Search Organization-specific attack surface
      • Search BGP data by organization