test of serverdata: var serverdata = 'www.do-behm.de | CGI/1.1 |Keep-Alive
       www.do-behm.de |/usr/bin:/bin |3.90.12.112 |33318
       IPv4,v6= 80.136.84.218 | 2003:c1:6fff:831:7eff:4dff:fe4f:f235
       IPfx,fs= 2003:c1:6f08:1f00: | 7d26:4f72:8ea9:28bf
       Sun, 21 Apr 2019 16:14:19 +0200 | dot4'