Sanctums always escalate to the Factions DED 10/10 plex (Guristas Sanctum = The maze, for example)

Havens always escalate to the Factions DED 10/10 (exception unless CCP changed it: I've gotten 8/10s from Angel Havens as well, never got 8/10s from any other pirate faction's Havens)

Regular Hubs always escalate to the Faction's 8/10 DED plex.

ALL "Named" Hubs (Forsaken, Forlorn, Hidden) escalate to the Faction's Non-DED Fleet Staging Point)

ALL "Named" Rally Points (Forsaken, Forlorn, Hidden) escalate to the Factions 8/10 DED plex.

Regular Ports escalate to DED 7/10 plexs

ALL Named Dens (Forskaen, Forlorn, Hidden) Escalate to the Faction's 7/10 plexs