Seems like +19519006966 is a bit of a mystery, but the consensus is leaning towards it being a scam number. Users report seeing "testing" on their caller ID, which is a common tactic to trick people into answering. If you get a call from this number, it's best to ignore it. If you do answer, be cautious and don't share any personal information. Trust your instincts and err on the side of caution. After all, it’s better to be safe than sorry.
Without answering, it's impossible to know the true intentions of the caller, leaving one to speculate
The number is recognized as a scam, with the caller ID displaying 'testing' as a misleading tactic, prompting the decision to not answer unknown numbers.