[Ayantir]

You have


GetUnitAlliance() , GetGuildMemberCharacterInfo() , GetFriendCharacterInfo() to known alliance

Then :

GetCadwellProgressionLevel() for base zones

Then for DLC :

Originally Posted by Ayantir 491 - SoH 306 - Dark brotherhood 254 - Thieves Guild 215 - Orsinium 154 - Imperial City List : http://wiki.esoui.com/Collectibles For the list : local name, _, numCollectibles, unlockedCollectibles, _, _, collectibleCategoryType = GetCollectibleCategoryInfo(COLLECTIBLE_CATEGORY_TYPE_DLC)   for i=1, numCollectibles do     local collectibleId = GetCollectibleId(COLLECTIBLE_CATEGORY_TYPE_DLC, nil, i)     local collectibleName, _, _, _, unlocked = GetCollectibleInfo(collectibleId) -- Will return true or false. If the user unlocked throught ESO+ without buying DLC it will return true.     d("DLC ".. collectibleName .. "( ".. collectibleId .. ") unlocked : " .. tostring(unlocked)) end

Edit : there is also dungeons you can't go in, look at the Zones page on esoui wiki. this include trials, dungeons and group dungeons in craglorn too.