This is the Authorization key. You have to add it as a GET parameter.
Your auth key can be found on the [CMS](https://www.pro6pp.nl/cms).


authKey

In case you don't know all of the required parameters, you can use the [suggest](#tag/Suggest-DE) call to gather them first.

If the input identifies a unique address, all available information
about said address is returned.

* To validate if an address has either a streetNumber or a Premise, query through the `streetNumberAndPremise` field.
* To validate if an address exists with a certain streetnumber, use the `streetNumber` field.
* To validate if an address exists with a certain premise, use both the `streetNumber` and `premise` fields.
* Either `streetNumberAndPremise` or `streetNumber` is required. If both are given, only `streetNumber` is used.


The address's postal code which can be up to five digits long


postalCode

German postalCode

The address's settlement (city, town, village, or hamlet)


settlement

street

The address's streetnumber and premise (extension/addition)
