test of serverdata: var serverdata = 'www.do-behm.de | CGI/1.1 |close
       www.do-behm.de |/usr/bin:/bin |35.168.111.191 |40523
       IPv4,v6= 91.10.15.212 | 2003:c1:6fff:987:7eff:4dff:fe4f:f235
       IPfx,fs= 2003:c1:6f09:8600: | 8865:ba62:33e2:65f3
       Fri, 24 Jan 2020 16:26:21 +0100 | dot4'