A list of IPs for mtalk.google.com(aka Google FCM service) that connectable from Mainland China.
The second column is the milliseconds to establish a tcp connection to 5228 port of the IP from a VPS in Beijing.
Really appriciate if you could do DNS lookup mtalk.google.com in your network and share it if you find a connectable IP.
64.233.166.188 - 304.657936096
64.233.177.188 - 235.995054245
64.233.186.188 - no
64.233.187.188 - no
64.233.188.188 - 360.054016113
64.233.189.188 - no
74.125.21.188 - 225.796937943
74.125.23.188 - no
74.125.24.188 - 388.272047043
74.125.28.188 - no
74.125.127.188 - no
74.125.130.188 - no
74.125.131.188 - 263.580083847
74.125.137.188 - 176.437139511
74.125.140.188 - 302.146911621
74.125.200.188 - 86.6079330444
74.125.203.188 - no
74.125.204.188 - 64.2540454865
74.125.206.188 - 294.565916061
108.177.97.188 - 59.0431690216
108.177.119.188 - 609.200954437
108.177.125.188 - 62.7851486206
142.250.0.188 - 294.563055038
142.250.4.188 - 75.6478309631
142.250.10.188 - 223.521947861
142.250.31.188 - 233.633995056
142.250.96.188 - 222.16796875
142.250.101.188 - 179.092168808
142.250.111.188 - 240.046024323
142.250.113.188 - 239.425182343
142.250.115.188 - 228.266000748
142.251.31.188 - 308.392047882
142.251.116.188 - 222.301006317
172.217.194.188 - 76.9369602203
172.217.218.188 - 326.640129089
172.217.219.188 - 221.359014511
172.253.63.188 - 224.280834198
172.253.115.188 - 225.091934204
172.253.122.188 - 518.76282692
173.194.69.188 - 310.297966003
173.194.76.188 - 629.931926727
173.194.175.188 - 250.674009323
173.194.218.188 - no
173.194.222.188 - 260.043859482
209.85.233.188 - 264.051914215
64.233.177.188 - 223.404884338
64.233.186.188 - 308.00485611
64.233.187.188 - no
64.233.188.188 - 63.8151168823
64.233.189.188 - no
74.125.21.188 - 233.978033066
74.125.23.188 - no
74.125.24.188 - 85.0689411163
74.125.28.188 - no
74.125.127.188 - no
74.125.137.188 - 176.477909088
74.125.203.188 - no
74.125.204.188 - no
74.125.206.188 - 305.014133453
108.177.97.188 - 62.8468990326
108.177.125.188 - 52.5369644165
142.250.4.188 - 74.2380619049
142.250.10.188 - 226.256847382
142.250.31.188 - 526.181936264
142.250.96.188 - 254.760980606
142.250.101.188 - 481.308937073
142.250.111.188 - 233.679056168
142.250.115.188 - 227.406024933
172.217.194.188 - 91.1169052124
172.217.218.188 - 332.600831985
172.217.219.188 - 218.535900116
172.253.63.188 - 211.593866348
172.253.122.188 - 231.968164444
173.194.175.188 - 565.562963486
173.194.218.188 - 234.992027283
209.85.233.188 - 555.685043335
64.233.177.188 - 223.36602211
64.233.186.188 - 294.319152832
64.233.187.188 - no
64.233.188.188 - 61.4459514618
64.233.189.188 - no
74.125.23.188 - no
74.125.24.188 - 380.040168762
74.125.28.188 - no
74.125.127.188 - no
74.125.137.188 - 167.149066925
74.125.203.188 - no
74.125.204.188 - 58.7878227234
74.125.206.188 - 610.282182693
108.177.97.188 - 52.1988868713
108.177.125.188 - 58.394908905
142.250.4.188 - 84.5141410828
142.250.10.188 - 225.686073303
142.250.31.188 - 231.958866119
142.250.96.188 - 244.131088257
142.250.101.188 - 173.702955246
142.250.111.188 - 236.561059952
142.250.115.188 - 520.883083344
172.217.194.188 - 382.91311264
172.217.218.188 - 627.007007599
172.217.219.188 - 207.731962204
172.253.63.188 - 227.17499733
172.253.122.188 - 211.307048798
173.194.175.188 - 557.094097137
173.194.218.188 - 526.528835297
209.85.233.188 - 259.503126144
142.250.111.188 - 309.018135071
142.250.101.188 - 263.786792755
142.250.31.188 - 236.962080002
172.253.62.188 - 239.732027054
142.250.111.188 - 277.046918869
172.253.122.188 - 264.549016953
172.217.194.188 - 76.1630535126
64.233.188.188 - 230.051994324
108.177.97.188 - 267.335891724
108.177.125.188 - 245.177984238
142.250.111.188
142.250.101.188
142.250.31.188
172.253.62.188
142.250.111.188
172.253.122.188
142.250.115.188
172.217.194.188
64.233.188.188
108.177.97.188
108.177.125.188