[xtracto]

> The dark web is a vast groups of services that cannot be accessed without using special software

This takes me to the 1990's.... "groups of services that cannot be accessed without using special software" definitely matches NNTP, FTP, SMTP, SSH, HTTP, etc.

[blaser-waffle]

hell I still have servers that won't do anything for me without https://

[technomalogical]

gopher://