NetSysFire [1] filed a deletion request for bluejeans [2]: bluejeans was shut down, all domains are NXDOMAIN, see https://en.wikipedia.org/wiki/BlueJeans#History:

On August 8, 2023, Verizon announced that it will shut down BlueJeans in the first half of 2024.

[1] https://aur.archlinux.org/account/NetSysFire/ [2] https://aur.archlinux.org/pkgbase/bluejeans/