The ornamental design for a namecardrack, as shown and described.
FIG. 1 is a perspective view of a name card rack showing my design; FIG. 2
is a front elevation view thereof; FIG. 3 is a rear elevation view
thereof; FIG. 4 is a left side elevation view thereof; FIG. 5 is a right
side elevation view thereof; FIG. 6 is a top plan view thereof; and, FIG.
7 is a bottom plan view thereof.