How do I report a DDOS or Boot threat on my xbox account if every time I report through the...

As long as you reported them, they will still investigate and take the appropriate action. Ignore that message. It's being sent out in error.

i suggest reporting the player to xbox for threats of DDOS

here is the DDoS FAQ https://beta.support.xbox.com/help/hardware-network/connect-network/dos-attacks-faq

this explains how they booted your friend offline and what he can do.

if they made threats about booting your friend over Xbox messages or Chat then you and your friend can report those messages

I would report the banning stuff to xbox abd explain what happened. But the booting offline thing is a crime. You can see how to report it here at

https://www.wikihow.com/Report-DDoS-Attacks

Firstly,calling out gamertags or posting a pic of someone's profile is not allowed on the forums.

As a couple of people have mentioned,you need to contact your isp as this is down to them to resolve.Although you are on xbox live you are being ddos attacked through your router/broadband & that is nothing to do with Microsoft/Xbox.

You can report the person via the report feature on your console & any threats this person has made will be investigated & also block them.

Reporting via your console is the only way to bring any threats made to the attention of the enforcement team.

For more info on how to deal with ddos attacks there's a FAQ HERE