In response to my previous post about notifications:

[bondchick_nett]

twotone has the explanation: Livejournal has been placed on the Spamhaus black list.

Relatedly, there's a paid user account petition going on for people demanding better customer services.

Edit: engram_au continues to be awesome, and has come up with a temporary solution. I'm off to create a purpose-built gmail, and set up a livejournal-jabber now. ^_^