Pure IPv6 stacks can cause the bot to fail to boot

[FSG-Cat]

Further exact details are unclear. Conversation context can be found around https://matrix.to/#/!IaWNErZAgQUhGqJXjX:matrix.org/$lS4ca3LPTCskjyBoOzD5Z2rbcrjB6q74m2xE6PyV7uE?via=matrix.org&via=tchncs.de&via=unredacted.org in the draupnir room.

[Gnuxie]

I don't think this is anything to do with "the bot"