The domain is fine. My reasoning is that I know John (johnjhacking), have worked with him, have at times educated him, have on more occasions learned from him,

The domain is fine. My reasoning is that I know John (johnjhacking), have worked with him, have at times educated him, have on more occasions learned from him, and lastly, the attribution chain is * twitter.com/johnjhacking refers users to * twitter.com/sakurasamuraii, which links * sakurasamurai.org It's not a random group trying to defame a government. It's a known security researcher with a sterling rep.