Update your bios, grab a clean disk image before you go, nuke it from orbit when you get back and restore from backup.
The ability to selectively respond to DNS requests is integral to the function of DNS. The only real issue here is that there isn’t a standard response code indicating the reason for not returning the record like there is in http
Ah, i forgot some phones support straight displayport over usb. Still, wired display out on a phone isn’t exactly a common use case.
And game consoles. And basically anything that’s not a PC and a monitor.
Update your bios, grab a clean disk image before you go, nuke it from orbit when you get back and restore from backup.