In its wisdom, the Australian eSafety commissioner has used the ChCh shooting to implement internet censorship. The video was streamed live on FB but they're not being censored. Instead, 8chan, 4chan and zerohedge (the last bastions of free speech) are now unavailable from Australian ISPs. This is a disgrace of Orwellian proportions and has not been advertised. The phrase 'trying to put the toothpaste back in the tube' springs to mind.
Here is their contact page if you want to file a complaint.
I did.
https://www.esafety.gov.au/about-the-office/contact-us