альтернативные сервера для 4.20 (возможно идут и на пятерке)
http://82.145.208.20:80/
http://82.145.208.21:80/
http://82.145.208.36:80/
http://82.145.208.37:80/
http://82.145.208.68:80/
http://82.145.208.69:80/
http://82.145.208.84:80/
http://82.145.208.85:80/
http://82.145.208.100:80/
http://82.145.208.101:80/
http://82.145.208.116:80/
http://82.145.208.117:80/
http://82.145.208.132:80/
http://82.145.208.133:80/
http://82.145.210.0:80/
http://82.145.210.1:80/
http://82.145.210.16:80/
http://82.145.210.17:80/
http://82.145.210.32:80/
http://82.145.210.33:80/
http://82.145.210.48:80/
http://82.145.210.49:80/
http://82.145.210.64:80/
http://82.145.210.65:80/
http://82.145.210.80:80/
http://82.145.210.81:80/
http://82.145.210.96:80/
http://82.145.210.97:80/
http://82.145.210.112:80/
http://82.145.210.113:80/
http://82.145.210.128:80/
http://82.145.210.129:80/
http://82.145.210.144:80/
http://82.145.210.145:80/
http://82.145.210.160:80/
http://82.145.210.161:80/