Shodan- https://www.shodan.io/
Censys.io - https://censys.io/
Abuse IP Database - https://www.abuseipdb.com/
Robtex Domain/IP Lookup - http://itools.com/tool/robtex-domain-ip-address-lookup
NetCraft - http://itools.com/tool/robtex-domain-ip-address-lookup
GitHub Code Search - https://github.com/search
Yandex Image Translate - https://translate.yandex.com/ocr
Binary Edge - https://www.binaryedge.io/
Threat Connect - https://threatconnect.com/free/
Threat Crowd - by OTX](https://www.threatcrowd.org/
IP Cameras:
Earthcam - https://www.earthcam.com/
Insecam - https://www.insecam.org/
Wigle - https://wigle.net/
Shard Cam - https://www.willpearson.co.uk/interactive/virtualtour/shard-day/