You are not alone, I have this problem since yesterday evening - did a tracer myself and it looks like this:

3 10 ms 10 ms 10 ms f-ed12-i.F.DE.NET.DTAG.DE [217.5.85.142]
4 8 ms 9 ms 9 ms ffm-b5-link.ip.twelve99.net [213.248.93.186]
5 220 ms 227 ms 223 ms ffm-bb1-link.ip.twelve99.net [62.115.136.212]
6 * * 217 ms ffm-b11-link.ip.twelve99.net [62.115.124.117]
7 218 ms 216 ms 219 ms squareenix-ic-369631.ip.twelve99-cust.net [80.239.195.85]
8 218 ms * 223 ms 80.239.145.241
9 225 ms 225 ms 220 ms 80.239.145.96

So whatever those twelve99.net things are, I suppose the problems are on them.