yes it seems to me its a DNS problem.... and for this problem you have to consult with the experts and check your settings and if your problem is related to the slow networks then you just once use the mobile signal booster & the mobile antenna & wireless router like pocket router , mobile jemmer, wi-fi booster and the cell phone booster data card antenna , rf antenna and many more products its realy works just seaech with the name of mobile signal booster and visit this website
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pantagonesatellite.co.in/