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 94,472 websites that are New Zealand English HREF LANG Customers. We know of 54,973 live websites using New Zealand English HREF LANG and an additional 39,499 sites that used New Zealand English HREF LANG historically and 22,687 websites in the United States.
Get a list of 94,472 websites using New Zealand English HREF LANG which includes location information, hosting data, contact details, 54,973 currently live websites and an additional 313,861 domains that redirect to sites in this list. 39,499 sites that used this technology previously and 22,687 websites in the United States currently using New Zealand English HREF LANG.
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