Broken IVRs?

Took a break from scambaiting due to how I could rarely find active numbers nowadays. My burner number has been getting plenty as of recent but most of them come up as broken IVRs. As in, pressing the number the IVR wants doesn’t do anything. I’ve been getting them nonstop. Has anyone else been getting these? I honestly think someone is intentionally sabotaging them.

yeah, i noticed this on some numbers, namely Student loan scammers