This webpage has alternate versions available in New Zealand English 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 147,450 websites that are New Zealand English HREF LANG Customers. We know of 78,275 live websites using New Zealand English HREF LANG and an additional 69,175 sites that used New Zealand English HREF LANG historically and 28,936 websites in the United States.
Get a list of 147,450 websites using New Zealand English HREF LANG which includes location information, hosting data, contact details, 78,275 currently live websites and an additional 333,677 domains that redirect to sites in this list. 69,175 sites that used this technology previouslyand 28,936 websites in the United States currently using New Zealand English HREF LANG.
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