Called about a pending litigation. Another one of those that threatening message that state for you to call them back with information and set time with them to settle pending legal action So much for the donotcall.gov listing. I think this is another one of those information that got hacked.
The DNC list never did cover debt collectors, what ever made you think it did? Doesn't matter if the caller is legit debt collector or not with respect to the DNC list and rules.