Good afternoon. Yesterday on 4 machines the same problem, can't connect to coinsforall. io:6666 ... What might be the problem? Internet is available

2020-04-22 06:11:19.636 (   2.163s) INFO| N=12 SIZE=8192 STRIPES=480 WIDTH=20 PCOUNT=36864 TARGET=10
2020-04-22 06:11:19.636 (   2.166s) INFO| GPU 0: has 36 CUs
2020-04-22 06:11:19.667 (   2.199s) INFO| GPU 0: primorial = 13082761331670030 (54 bits)
2020-04-22 06:11:19.667 (   2.202s) INFO| GPU 0: sieve size = 125829120 (27 bits)
2020-04-22 06:11:19.964 (   2.499s) INFO| N=12 SIZE=8192 STRIPES=480 WIDTH=20 PCOUNT=36864 TARGET=10
2020-04-22 06:11:19.980 (   2.503s) INFO| GPU 1: has 36 CUs
2020-04-22 06:11:20.011 (   2.535s) INFO| GPU 1: primorial = 13082761331670030 (54 bits)
2020-04-22 06:11:20.011 (   2.539s) INFO| GPU 1: sieve size = 125829120 (27 bits)
2020-04-22 06:11:20.261 (   2.785s) INFO| Connecting to frontend: coinsforall.io:6666 ...