@Datalink I do not use active antivirus (manual scan occasionally or as-needed), so it wouldn't be that. I switched the router to IPv4 only mode and ran another speedtest, and still only got 450Mbit down / 50 up, but this is without isolating my con...
You were correct, I got a CODA-4582U , it looks like a large Apple Airport Extreme/Time Capsule "some customers with the CODA-4582, which will operate using DOCSIS 3.1 on the downstream side, experience slow data rates. Best guess is a signal level...
Thanks for the useful info. My current modem/router was in need of replacement because of poor Wi-Fi performance so this is funny timing...almost seems like Rogers is causing it, to force the modem switch