Most are open. Enjoy!
...
yet another cute search for UniFi
https://github.com/c-base/cbeam-telemetry-server
This search is for Traffic Controllers
Lantronix Devices showing password on udp:30718 for telnet-access on tcp:9999
google home/chromecast connected devices (subscribe to pewdiepie)
Electronic highway message signs
Devices that were running Netflix at the time that Shodan crawled the IP.
Shodan ® - All rights reserved
