ping from 192.108.47.12 (perfsonar2-de-kit.gridka.de) to 18.206.187.81 (ec2-18-206-187-81.compute-1.amazonaws.com) for 18.206.187.81 CGI script maintainer: Les Cottrell, SLAC. Script version 7.7, 8/9/2018, Les Cottrell. Download perl source code. To perform a traceroute/ping/tracepath function from perfsonar2-de-kit.gridka.de to the target, enter the desired target host.domain (e.g. www.yahoo.com) or Internet address (e.g. 137.138.28.228) in the box below. Note the fucntion is performed for the target's resolved Internet address. Enter target name or address: then push 'Enter' key. Lookup: domain name | Locating a Host | visual traceroute | Find AS of a host | contacting someone

Related web sites Traceroute servers, Monitoring tutorial, Internet monitoring What is my IP address?

Executing exec(ping -c 5 -s 56 18.206.187.81)
PING 18.206.187.81 (18.206.187.81) 56(84) bytes of data.

--- 18.206.187.81 ping statistics ---
5 packets transmitted, 0 received, 100% packet loss, time 3999ms

256Responses not seen --- Can't system(ping -c 5 -s 56 18.206.187.81): 256 at /usr/lib/perfsonar/web-ng/root/gui/reverse_traceroute.cgi line 737.