BrickLink, the online marketplace where fans buy and sell Lego parts and sets, has been offline for about a week as of November 12, and Lego says it does not know when the site will come back.
Lego bought the marketplace in 2019. The team that runs it has posted updates during the outage, including estimates for a return. The most recent target was November 11, according to Jay's Brick Blog. A statement Lego then shared on the site says there is currently no estimate at all. Lego said it took BrickLink offline after identifying "unusual activity" but has not explained what happened.
The change from a dated target to no target is the most telling detail. A date that slips is a scheduling problem. A date that gets withdrawn suggests the people doing the work cannot yet say how long it will take. That is a reading of the situation, not something Lego has said.
"Unusual activity" is also a broad phrase. Companies use it for several kinds of incidents, and on its own it does not establish what went wrong or whether any user information was involved. Lego has not said which it is. Pulling an entire marketplace offline, rather than switching off one feature, is a heavy step, and it points to a company choosing caution over uptime.
Because Lego has owned BrickLink since 2019, the decisions about how long to keep it down and how much to disclose belong to Lego directly. The open question is what the company says when the site returns, and whether that explanation is more specific than the one it has given so far.