Update RFC references in the whois(1) man page.

PR:		239720
Submitted by:	Gordon Bergling <gbergling@gmail.com>
MFC after:	3 days

usr.bin/whois/whois.1

@@ -28,7 +28,7 @@
 .\"     From: @(#)whois.1	8.1 (Berkeley) 6/6/93
 .\" $FreeBSD$
 .\"
-.Dd April 25, 2016
+.Dd August 1, 2019
 .Dt WHOIS 1
 .Os
 .Sh NAME
@@ -272,13 +272,21 @@ to return a brief description of its
 object type:
 .Pp
 .Dl Ic whois -r -- '-t domain'
-.Sh SEE ALSO
+.Sh STANDARDS
 .Rs
-.%A Ken Harrenstien
-.%A Vic White
+.%A K. Harrenstien
+.%A M. Stahl
+.%A E. Feinler
+.%D October 1985
+.%R RFC 954
 .%T NICNAME/WHOIS
-.%D 1 March 1982
-.%O RFC 812
+.Re
+.Pp
+.Rs
+.%A L. Daigle
+.%D September 2004
+.%R RFC 3912
+.%T WHOIS Protocol Specification
 .Re
 .Sh HISTORY
 The