Server does respond to pings:
sg1@misty ~ $ ping 87.117.229.175
PING 87.117.229.175 (87.117.229.175) 56(84) bytes of data.
64 bytes from 87.117.229.175: icmp_req=1 ttl=54 time=19.2 ms
64 bytes from 87.117.229.175: icmp_req=2 ttl=54 time=19.7 ms
64 bytes from 87.117.229.175: icmp_req=3 ttl=54 time=16.9 ms
64 bytes from 87.117.229.175: icmp_req=4 ttl=54 time=17.2 ms
Connection is established..
tcp6 0 0 192.168.1.96:36755 87.117.229.175:25565 ESTABLISHED 25604/java
Not according to minecraft