Is FreeBSD's mailman broken?

[Yuri Pankov]

Victor Sudakov wrote:
> Dear Colleagues,
> 
> https://lists.freebsd.org/mailman/subscribe/freebsd-announce seems to
> be broken. When trying to subscribe an address, I get the error message:
> 
> "The hidden token didn't match. Did your IP change?"
> 
> Who do I contact about this problem?
> 
> My IP cannot have changed because I access the Internet via a single Squid
> proxy with a static IP.

It did happen to me as well, the solution was to forcefully refresh the 
list info window 
(https://lists.freebsd.org/mailman/listinfo/freebsd-announce) in 
browser, CTRL+F5.