Everything on this page is read off the TCP socket and the TLS handshake that delivered it, what the routers of AS210036 hold about the way back to you, and a few things your browser can tell on its own. Your address is looked up at those routers and, for its reverse record, at a public resolver; nothing is stored, and close the tab and it is gone.
This is a sample profile — via is not in front of this page.