ignore

I have 'Unregistered Users' in my Ignore list but lately I've noticed that posts from 'Anonymous' are visible. Why is this? I'm sure that anonymous users used to be invisible. I did try adding 'Anonymous' as a user to my ignore list but that didn't work.

These are scans are various ads of Morrissey albums / events. The ads are often taken from periodicals targeted at various members of the music industry. These are for Vauxhall And I / The More You Ignore Me, The Closer I Get