Possibly scam and attempt phishing to give out sensitive information to strangers over the phone, and don't click any link sent to your phone, i don't know what websitehase that domain name and the only Bitcoin.org know is this forum and
It has a (talk) added to the Bitcoin to specify that this is a discussion forum.
I can assure you that the call is a scam attempt and you should disregard the caller by all means possible you can block that user outrightly.