we had to react fast because the gateway ip was hijacked too:
here is a part of the router's arp table with the mac address belonging to your
server:
Internet 217.23.15.160 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.163 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.162 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.165 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.164 29 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.167 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.169 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.168 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.172 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.181 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.183 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.182 28 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.184 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.187 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.186 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.191 10 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.65 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.64 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.72 29 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.74 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.79 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.78 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.80 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.85 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.84 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.86 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.88 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.105 21 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.109 30 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.108 29 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.111 29 000c.296f.d4da ARPA Vlan214
Internet 217.23.15.113 30 000c.296f.d4da ARPA Vlan214