test of serverdata: var serverdata = 'www.do-behm.de | CGI/1.1 |Keep-Alive
       www.do-behm.de |/usr/bin:/bin |3.81.28.94 |54448
       IPv4,v6= 80.136.82.82 | 2003:c1:6fff:b46:7eff:4dff:fe4f:f235
       IPfx,fs= 2003:c1:6f0b:2200: | 6c06:bbf:3042:bce1
       Thu, 22 Aug 2019 19:48:12 +0200 | dot4'