The following files are key files of interest for iOS Safari:

  •  /mobile/Library/Safari/CloudTabs.db - will only exist if icloud sync is enabled for Safari

  •  /mobile/Library/Safari/Bookmarks.db

  •  /mobile/Library/Safari/SafariTabs.db

  •  /mobile/Library/Safari/History.db

  •  /mobile/Containers/Data/Application/<GUID>/Library/Safari/Thumbnails/

  •  /mobile/Containers/Data/Application/<GUID>/Library/Favicons/Favicons/ 

  •  /mobile/Containers/Data/Application/<GUID>/Caches/Cache.db

  •  /mobile/Containers/Data/Application/<GUID>/Library/Preferences/com.apple.mobilesafari.plist

While most of the files are self-explanatory, here are some descriptions that may help you in your investigations. The database /mobile/Library/Safari/SafariTabs.db

SELECT 
bookmarks.id as "ID", 
bookmarks.parent as "Parent", 
bookmarks.title as "Title", 
bookmarks.url as "URL", 
windows_tab_groups.active_tab_id as "Active Tab ID", 
--Active Tab ID is the last active tab or tab being viewed for each group 
bookmarks.num_children as "# of Children", 
bookmarks.order_index as "Order Index" 
from bookmarks
left join bookmark_title_words on bookmark_title_words.bookmark_id=bookmarks.id
left join windows_tab_groups on windows_tab_groups.tab_group_id=bookmarks.id

The history database is parsed by most commercial tool. The path is /private/var/mobile/Library/Safari/History.db. This database tracks the searches made using the Safari URL bar in the regular browsing tabs (Private browsing searches are not recorded here). 

select 

history_visits.id, 

datetime(history_visits.visit_time + 978307200,'unixepoch') as "Visit Time", 

history_visits.title as "Title", 

CASE 

when history_visits.load_successful = 1 then "Yes" 

when history_visits.load_successful = 0 then "No" 

end as "Load Successful", 

history_items.url as "URL", 

history_items.domain_expansion as "Domain Expansion", 

history_items.visit_count as "Visit Count" 

from history_visits 

left join history_items on history_items.id=history_visits.history_item