Thanks for the reply, I did a power reset to my router and here is the PING result:
 
	3 PINGs without VPN:
 
	Pinging 1231349722.rsc.cdn77.org [2a02:6ea0:c800::33] with 32 bytes of data: 
	Reply from 2a02:6ea0:c800::33: time=191ms 
	Reply from 2a02:6ea0:c800::33: time=191ms 
	Reply from 2a02:6ea0:c800::33: time=192ms 
	Request timed out.
 
	Ping statistics for 2a02:6ea0:c800::33: 
	    Packets: Sent = 4, Received = 3, Lost = 1 (25% loss), 
	Approximate round trip times in milli-seconds: 
	    Minimum = 191ms, Maximum = 192ms, Average = 191ms
 
	-------------------------
 
	Pinging 1231349722.rsc.cdn77.org [2a02:6ea0:c800::24] with 32 bytes of data: 
	Request timed out. 
	Reply from 2a02:6ea0:c800::24: time=167ms 
	Reply from 2a02:6ea0:c800::24: time=167ms 
	Request timed out.
 
	Ping statistics for 2a02:6ea0:c800::24: 
	    Packets: Sent = 4, Received = 2, Lost = 2 (50% loss), 
	Approximate round trip times in milli-seconds: 
	    Minimum = 167ms, Maximum = 167ms, Average = 167ms
 
	-------------------------
 
	Pinging 1231349722.rsc.cdn77.org [2a02:6ea0:c800::25] with 32 bytes of data: 
	Reply from 2a02:6ea0:c800::25: time=190ms 
	Reply from 2a02:6ea0:c800::25: time=189ms 
	Request timed out. 
	Reply from 2a02:6ea0:c800::25: time=190ms
 
	Ping statistics for 2a02:6ea0:c800::25: 
	    Packets: Sent = 4, Received = 3, Lost = 1 (25% loss), 
	Approximate round trip times in milli-seconds: 
	    Minimum = 189ms, Maximum = 190ms, Average = 189ms
 
	2 PINGs with VPN:
 
	Pinging 1231349722.rsc.cdn77.org [2a02:6ea0:c800::24] with 32 bytes of data: 
	General failure. 
	General failure. 
	General failure. 
	General failure.
 
	Ping statistics for 2a02:6ea0:c800::24: 
	    Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),
 
	--------------------------
 
	Pinging 1231349722.rsc.cdn77.org [2a02:6ea0:c800::27] with 32 bytes of data: 
	General failure. 
	General failure. 
	General failure. 
	General failure.
 
	Ping statistics for 2a02:6ea0:c800::27: 
	    Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),