Name of Internet Service Provider (ISP)
MEO

Country of residence
Portugal

Reference number from your ISP, if you have raised this matter with them
No contact yet made.

When does the problem occur (e.g. only during specific times such as in the evenings?)
Mainly during evenings, awful, 6pm-11:30pm.

Frequency of problem (e.g. every 2 minutes)
Constant increase in ping with some really bad lag spikes every now and then.

Game content in which the issues occur (e.g. dungeons, trials, certain areas)
Everywhere.


Note that this only started happening in the last 2-3 days, before that i didn't have any problems.