It appears to be a log of IPFS (InterPlanetary File System) connections, which is a peer-to-peer file sharing system.

Here's what I can gather from the log:

* The `//` notation suggests that this is a Unix-style URL.
* Each entry represents a successful connection to an IPFS node.
* The "node-1.ipfs.bit.site" and "node-1.ipfs.4everland.net" entries suggest that there are two separate IPFS networks, one hosted by "bit.site" and another by "4everland.io".
* The other three entries ("pinnable.xyz") seem to be a single IPFS node with multiple peers connected to it, as indicated by the multiple "Connection successful" messages.

Overall, this log suggests that there are multiple independent IPFS networks in operation, each with their own nodes and connections.