"Are you saying you have a different router model, or that D-Link's documentation is crap?" It's a DWR-921, but w/ a different UI. Looks like it's a different HW + SW version number. Manual here: https://www.dlinkmea.com/upload/downloadable/DWR_921_C3_Manual_v1_00_WW__59...
DWR-921 admin blank DWR-922 admin admin DWR-923 admin blank DWR-925 admin blank DWR-932 admin blank DWR-953 admin admin DWR-953 admin blank DWR-956 Telenor admin Same as network key or WIFI key. Can be found on a sticker on the back of the modem. DWR-961 admin n/a EBR-2310 adm...
Model Default Username Default Password 4G-N12 AAM6000EV admin admin AAM6010EV admin admin AAM6010EV-T4 Admin Admin AAM6310 root root AM602 admin admin AM604 admin admin AM604G admin admin DSL-N10E admin admin DSL-N11 admin admin DSL-N13 admin admin DSL-N55U admin admin...