That fe80:: address is your default gateway for IPv6, it's completely normal to have a link-local IPv6 gateway address when the interface is configured automatically with SLAAC or DHCP. In fact it's only when you do manual set up you might see a routable gateway address. It's not your ISP's own "design", it's just how IPv6 works.
Finding ISP's default gateway when behind a router May 08, 2012 Determining a Remote machine's Default Gateway Oct 02, 2003
[Solved] How can I find gateway address my iPhone??
The router should put the default-gateway assigned via dhcp in the routing table. I am assuming if you have multiple interfaces getting ip address from dhcp, there will be multiple default routes pointing to different gateways. What do you find when you look in the routing table by running the "show ip route" command? Thanks. John
Dec 09, 2010 · Go into settings, WiFi. Press the blue arrow over on the right of the network you are connected to. Look at the IP address. 99% on the time it will be the IP address numbers except the last octet will be 1.
Configuring the Switch IP Address and Default Gateway - Cisco May 06, 2007 Default VPC and default subnets - Amazon Virtual Private Cloud By default, a default subnet is a public subnet, because the main route table sends the subnet's traffic that is destined for the internet to the internet gateway. You can make a default subnet into a private subnet by removing the route from the destination 0.0.0.0/0 to the internet gateway. Comcast Xfinity Wireless Gateway Default Router Login and Find the default login, username, password, and ip address for your Comcast Xfinity Wireless Gateway router. You will need to know then when you get a new router, or when you reset your router.