What difference do you make between those? From my perspective, they're just marketing lingo invented by security vendors, intelligence agencies and cheap journalists.
EDIT: Is my mailbox darkweb or deepweb? What about LAN services? Torrents? Is anything not available on HTTP and public DNS not "clearnet"?
EDIT: Is my mailbox darkweb or deepweb? What about LAN services? Torrents? Is anything not available on HTTP and public DNS not "clearnet"?