No it's in the private range.
when is NetBIOS routable
IPX/SPX : Routable // TCP/IP : Routable // NetBEUI : Not Routable
No, not all protocols are routable.
NetBIOS Frames (NBF) protocol is non routable.
Check your Number 10111 cross references to Nothing at all
NetBEUI is the only listed protocol that is not routable; the rest are.
10111
A non-routable protocol has less overhead and processing to do, and is more compact. This leads to faster transmission.
10111
10111
10111/100
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