Useful bookmarks for collecting open source intelligence (OSINT)
Google Finance [https://www.google.com/finance]
Crunchbase [https://www.crunchbase.com/]
LinkedIn [https://www.linkedin.com/]
DiscoverOrg [https://discoverorg.com/]
Pastebin [https://pastebin.com]
Privacy Rights Clearinghouse [https://www.privacyrights.org/data-breaches]
iTunes App Store [https://www.google.com/search?q=site%3Aitunes.apple.com]
Google Play [https://play.google.com/store]
Qualys SSL Labs [https://www.ssllabs.com/]
Mozilla Observatory [https://observatory.mozilla.org/]
DNS Dumpster [https://dnsdumpster.com/]
Find Subdomains [https://findsubdomains.com/]
Hurricane Electric BGP Toolkit [https://bgp.he.net/]
Shodan [https://www.shodan.io/]
Censys [https://censys.io/]
DNS Zone Transfer [https://pentest-tools.com/network-vulnerability-scanning/dns-zone-transfer-check?run]
Netcraft Toolbar [https://toolbar.netcraft.com/site_report]
Built With [https://builtwith.com/]
Robtex [https://www.robtex.com/]
SPF Record Check [https://mxtoolbox.com/spf.aspx]
Hunter [https://hunter.io/]
Owler [https://www.owler.com/]
IntelligenceX [https://intelx.io/]
Treands [https://trends.google.com/trends/]