A useless service provider in delhi that is nextra internet service provider. It is the worst service provider of delhi. In the beggining they promissed their custmer that they would gave high speed on very suitable prices . But after got its connection all happen opposite. They said that for 10 mbps speed data in first 50 gb . But it give speed very low. Custmare care service is very bad. They are totaly lawyers. They should be bring change with them.