This webpage has alternate versions available in Mexican Spanish via the use of the hreflang tag.
https://support.google.com/webmasters/answer/189077?hl=en
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Get access to data on 179,238 websites that are Mexican Spanish HREF LANG Customers. We know of 87,482 live websites using Mexican Spanish HREF LANG and an additional 91,756 sites that used Mexican Spanish HREF LANG historically and 44,155 websites in the United States.
Get a list of 179,238 websites using Mexican Spanish HREF LANG which includes location information, hosting data, contact details, 87,482 currently live websites and an additional 468,931 domains that redirect to sites in this list. 91,756 sites that used this technology previouslyand 44,155 websites in the United States currently using Mexican Spanish HREF LANG.
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