@Ritikoberoi That "AC750" moniker is merely a marketing thing. According to its datasheet the C20's Wi-Fi is rated 300 Mbps for the 2.4 GHz radio and 433 Mbps for the 5 GHz radio. The "AC750" is the...

@Ritikoberoi How are you connected to the Archer C20 when you run the speed test? The spec sheet for this router shows its WAN and LAN ports are only capable of 100 Mbps. So, even in best case you...

@EnzoConqueror Hi, How fast are your Internet connections? If you've got really fast Internet connections (like > 200 Mbps), then just check the bandwidth of the connection via an Internet service...

@DapperNetwork Check if you can successfully "ping" the four different DNS's IP addresses from the router's Advanced -> System -> Diagnostics menu.

@Besa Hi, Apparently, in addition to the private IPv4 address ranges the Internet authorities have allocated yet another address range for special purposes and the address you mention falls right...

@DapperNetwork What was the DNS you were using? One of the big ones like Google or Cloudflare or another one? If it's not one of the well-known ones, then it could be the DNS you were using is out of...