I do some work on a server in the u.s. and today opening a connection to the server is very slow.
Below is the traceroute. I know that this isn't a problem at swisscom - it appears to be bouncing around inside cogent. But I'm unable to open a ticket with a provider like that, so maybe someone at Swisscom can confirm the problem? I've seen weird problems in the past where something like this happens at a provider down the stream but only when coming from a certain ip range.
~ ❯❯❯ traceroute emsu1.astracorp.com ⏎
traceroute to emsu1.astracorp.com (207.178.166.187), 64 hops max, 52 byte packets
1 internetbox.home (192.168.1.1) 3.079 ms 6.352 ms 13.045 ms
2 213.3.239.192 (213.3.239.192) 6.072 ms 5.725 ms 9.637 ms
3 * * *
4 be120-1100.lssic20p-isn001.bluewin.ch (213.3.219.137) 14.594 ms
be120-1100.lssic20p-isn002.bluewin.ch (213.3.219.141) 11.189 ms 7.789 ms
5 be110-1120.lssic20p-ipn002.bluewin.ch (213.3.215.157) 17.361 ms 12.275 ms 7.126 ms
6 be100.i69lss-025.bb.ip-plus.bluewin.ch (213.3.220.130) 11.089 ms 9.980 ms 10.599 ms
7 i79zhh-005-hun9-2-0.bb.ip-plus.net (138.187.129.35) 24.709 ms 24.195 ms 13.588 ms
8 i79tix-005-hun1-2-0.bb.ip-plus.net (138.187.129.145) 11.150 ms 10.516 ms 9.892 ms
9 80.150.169.125 (80.150.169.125) 13.945 ms 16.406 ms 28.113 ms
10 217.239.44.186 (217.239.44.186) 20.466 ms 17.252 ms 30.235 ms
11 te0-7-0-10.agr21.fra03.atlas.cogentco.com (130.117.14.105) 25.530 ms 33.117 ms 28.199 ms
12 be2188.ccr42.fra03.atlas.cogentco.com (130.117.48.114) 27.465 ms
be2184.ccr41.fra03.atlas.cogentco.com (130.117.48.70) 24.273 ms
be2188.ccr42.fra03.atlas.cogentco.com (130.117.48.114) 27.012 ms
13 be2259.ccr41.par01.atlas.cogentco.com (154.54.62.73) 194.919 ms
be2261.ccr41.ams03.atlas.cogentco.com (154.54.37.29) 180.155 ms
be2262.ccr42.ams03.atlas.cogentco.com (154.54.37.33) 51.488 ms
14 be2194.ccr41.lon13.atlas.cogentco.com (130.117.50.241) 175.585 ms
be2488.ccr42.lon13.atlas.cogentco.com (154.54.39.110) 105.520 ms 111.831 ms
15 be2317.ccr41.jfk02.atlas.cogentco.com (154.54.30.185) 178.508 ms
be2493.ccr22.bos01.atlas.cogentco.com (154.54.42.97) 110.026 ms
be2391.ccr21.lpl01.atlas.cogentco.com (154.54.39.150) 182.705 ms
16 be2151.mpd22.dca01.atlas.cogentco.com (154.54.40.73) 107.715 ms
be2386.ccr21.bos01.atlas.cogentco.com (154.54.44.161) 191.074 ms
be2149.ccr22.dca01.atlas.cogentco.com (154.54.31.125) 123.384 ms
17 be2299.ccr21.alb02.atlas.cogentco.com (154.54.43.10) 190.641 ms 190.982 ms
be2169.ccr42.atl01.atlas.cogentco.com (154.54.31.97) 125.476 ms
18 be2172.ccr21.iah01.atlas.cogentco.com (154.54.29.18) 177.944 ms
be2151.mpd22.dca01.atlas.cogentco.com (154.54.40.73) 110.180 ms 114.336 ms
19 be2065.ccr21.lax01.atlas.cogentco.com (154.54.5.66) 186.709 ms
be2066.ccr22.lax01.atlas.cogentco.com (154.54.7.54) 169.923 ms
be2065.ccr21.lax01.atlas.cogentco.com (154.54.5.66) 174.642 ms
20 be2180.ccr23.lax05.atlas.cogentco.com (154.54.41.58) 184.182 ms
be2179.ccr23.lax05.atlas.cogentco.com (154.54.41.82) 177.015 ms
be2098.ccr41.atl01.atlas.cogentco.com (154.54.29.98) 192.594 ms
21 be2066.ccr22.lax01.atlas.cogentco.com (154.54.7.54) 177.818 ms
be2172.ccr21.iah01.atlas.cogentco.com (154.54.29.18) 191.125 ms
be2506.rcr12.b004747-3.lax05.atlas.cogentco.com (154.54.80.246) 188.702 ms
22 be2065.ccr21.lax01.atlas.cogentco.com (154.54.5.66) 194.367 ms
38.122.210.6 (38.122.210.6) 216.535 ms
be2179.ccr23.lax05.atlas.cogentco.com (154.54.41.82) 181.397 ms
23 be2538.ccr24.lax05.atlas.cogentco.com (154.54.82.18) 189.743 ms
be2507.rcr12.b004747-3.lax05.atlas.cogentco.com (154.54.80.250) 177.628 ms
(207.178.191.49) 217.560 ms
24 be2507.rcr12.b004747-3.lax05.atlas.cogentco.com (154.54.80.250) 179.425 ms
(207.178.191.58) 210.505 ms
38.122.210.6 (38.122.210.6) 225.086 ms
25 * * 38.122.210.6 (38.122.210.6) 232.586 ms
26 (207.178.191.49) 226.329 ms * *
27 * (207.178.191.58) 223.961 ms *