>690
>tracert i.imgur.com
Tracing route to prod.imgur.map.fastlylb.net [151.101.52.193]
over a maximum of 20 hops:

10 41 ms * * ae-4.r30.tokyjp05.jp.bb.gin.ntt.net [129.250.3.34]
11 130 ms 132 ms 143 ms ae-5.r20.sttlwa01.us.bb.gin.ntt.net [129.250.4.142]
12 * 146 ms 137 ms ae-28.r05.sttlwa01.us.bb.gin.ntt.net [129.250.2.45]
13 141 ms 149 ms 143 ms ae-1.a01.sttlwa01.us.bb.gin.ntt.net [129.250.5.98]
14 132 ms 137 ms * ae-2.fastly.sttlwa01.us.bb.gin.ntt.net [129.250.200.106]
15 140 ms 131 ms * 151.101.52.193
16 130 ms 130 ms 140 ms 151.101.52.193

(129.250.*.*の)QoSだろうな (129.250.3.34 or 129.250.4.142)
ＩＰガチャで/8単位の範囲外に移動可能なISPに乗り換えるしかない (OCNは153.*.*.*なので無意味)