Roughly how long would you say he's been on that page?
Also it could have to do with the fact that you are using your account on the same IP, might take longer to verify things on their end. But generally from what I've seen, you have to be on the page for some period of time.
I took a look at his screen and it seems he is on the D2JSP Site Rules page for a long time and I don't think he ever shuts down his PC
Everyone's devices in this household are managed by the same router of course