I have this problem too and i tried to trace route to the ip that the game tried to connect to but I get stuck somewhere on the way so to speak.

I do seem to get further than when i tried yesterday tho.

Tracing route to 146.66.152.114 over a maximum of 30 hops

1 2 ms <1 ms <1 ms READYSHARE [192.168.1.1]
2 8 ms 10 ms 7 ms Ksk-DOC--Bu50.comhem.se [83.253.128.1]
3 11 ms 9 ms 12 ms ksk-bb-r-01-to-ksk-ubr-01.comhem.se [83.255.243.17]
4 17 ms 25 ms 17 ms ksk-bb-r-01-to-mtc-pr-r.comhem.se [83.255.253.10]
5 56 ms 51 ms 74 ms 195.69.147.23
6 59 ms 71 ms 59 ms 146-66-154-225.valve.net [146.66.154.225]
7 * * * Request timed out.
I only got to the 195.69.147.23 yesterday.