Solved Failed to connect to server, but why?

[Bart_]

Hello,
Today i moved the ts3 server from an OVH VPS to another VPS (from OVH too) but i can not no more log into it.
log:

Spoiler

2017-09-16 13:54:43.803153|INFO |VirtualServer |1 |listening on 0.0.0.0:9987, :::9987

Spoiler

2017-09-16 13:54:37.908914|INFO |ServerLibPriv | |TeamSpeak 3 Server 3.0.13.8 (2017-07-19 08:26:51)
2017-09-16 13:54:37.909147|INFO |ServerLibPriv | |SystemInformation: Linux 3.10.0-693.2.2.el7.x86_64 #1 SMP Tue Sep 12 22:26:13 UTC 2017 x86_64 Binary: 64bit
2017-09-16 13:54:37.909190|INFO |ServerLibPriv | |Using hardware aes
2017-09-16 13:54:37.910254|INFO |DatabaseQuery | |dbPlugin name: SQLite3 plugin, Version 3, (c)TeamSpeak Systems GmbH
2017-09-16 13:54:37.910302|INFO |DatabaseQuery | |dbPlugin version: 3.11.1
2017-09-16 13:54:37.910636|INFO |DatabaseQuery | |checking database integrity (may take a while)
2017-09-16 13:54:41.964017|INFO |Accounting | |Licensed by r4p3.netx
2017-09-16 13:54:41.964064|INFO |Accounting | |licensed to : MESMERiZE
2017-09-16 13:54:41.964080|INFO |Accounting | |type : Hoster
2017-09-16 13:54:41.964102|INFO |Accounting | |starting date : Fri Jan 1 00:00:00 2010
2017-09-16 13:54:41.964117|INFO |Accounting | |ending date : Wed Jan 1 00:00:00 2025
2017-09-16 13:54:41.964128|INFO |Accounting | |max virtualservers: 65535
2017-09-16 13:54:41.964139|INFO |Accounting | |max slots : 16776960
2017-09-16 13:54:43.769507|INFO | | |Puzzle precompute time: 1781
2017-09-16 13:54:43.770001|INFO |FileManager | |listening on 0.0.0.0:30033, :::30033
2017-09-16 13:54:43.803410|INFO |CIDRManager | |updated query_ip_whitelist ips: 127.0.0.1/32, ::1/128,
2017-09-16 13:54:43.803668|INFO |Query | |listening on 0.0.0.0:10011, :::10011

./ts3server_startscript.sh status
Server is running

FIXED: IT WAS THE FIREWALL