Archivo Histórico Diocesano de Vitoria is the historical archive in Spain.
According to PR-model, ahdv-geah.org is ranked 522,213th in multilingual Wikipedia, in particular this website is ranked 56,197th in Spanish Wikipedia.
The website is placed before tilburg-matagalpa.nl and after reikiranch.net in the BestRef global ranking of the most important sources of Wikipedia.