Seems they didn't even get around to doing so, rather asking other carriers to stop peering with them.
https://twitter.com/TeliaCarrier/status/1300074378378518528?...
https://twitter.com/TeliaCarrier/status/1300074378378518528?...
I realize I'm going to get insanely downvoted by the elite internetworking crowd again but I think this needs to be said.
From an outsider's POV: There seems to be a very strange and almost incestual relationship between the networking companies. Or maybe it's just their hangaround supporters? I dunno.