Get Addresses Active

POST

https://kas.nownodes.io/addresses/active

Authorizations

ApiKeyAuthApiKeyAuth

api-key string

NOWNodes API key passed in the api-key header.

This endpoint checks if addresses have had any transaction activity in the past. It is specifically designed for HD Wallets to verify historical address activity.

Body

application/json

addressesArray<string>kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73

Response

200OK

Successful Response

422Unprocessable Entity

Validation Error

Get Addresses Active

curl -X POST 'https://kas.nownodes.io/addresses/active' \
  -H 'Content-Type: application/json' \
  -d '{
    "addresses": [
      "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
    ]
  }'

const response = await fetch('https://kas.nownodes.io/addresses/active', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "addresses": [
        "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
      ]
    }),
});

const data = await response.json();

require 'net/http'
require 'json'

uri = URI('https://kas.nownodes.io/addresses/active')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "addresses": [
      "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
    ]
  }'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

import requests

payload = {
  "addresses": [
    "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
  ]
}

response = requests.post('https://kas.nownodes.io/addresses/active', json=payload)
data = response.json()

const response = await fetch('https://kas.nownodes.io/addresses/active', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "addresses": [
        "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
      ]
    }),
});

const data = await response.json();

const endpoint = "https://kas.nownodes.io/addresses/active";
const apiKey = "YOUR_API_KEY";

async function nownodesRequest(payload) {
  const response = await fetch(endpoint, {
    method: "POST",
    headers: {
      "Content-Type": "application/json",
      "api-key": apiKey,
    },
    body: JSON.stringify(payload),
  });

  return response.json();
}

const result = await nownodesRequest({
    "addresses": [
      "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
    ]
  });
console.log(result);

const response = await fetch('https://kas.nownodes.io/addresses/active', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
  },
  body: JSON.stringify({
      "addresses": [
        "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
      ]
    }),
});

const data = await response.json();

import requests

payload = {
  "addresses": [
    "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
  ]
}

response = requests.post('https://kas.nownodes.io/addresses/active', json=payload)
data = response.json()

require 'net/http'
require 'json'

uri = URI('https://kas.nownodes.io/addresses/active')
request = Net::HTTP::Post.new(uri)
request['Content-Type'] = 'application/json'
request.body = '{
    "addresses": [
      "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
    ]
  }'

response = Net::HTTP.start(uri.hostname, uri.port, use_ssl: true) { |http| http.request(request) }
data = JSON.parse(response.body)

Request Body

{
  "addresses": [
    "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73"
  ]
}

[
  {
    "address": "kaspa:qqkqkzjvr7zwxxmjxjkmxxdwju9kjs6e9u82uh59z07vgaks6gg62v8707g73",
    "active": true,
    "lastTxBlockTime": 1752924174352
  }
]

{
  "detail": [
    {
      "loc": [
        "string"
      ],
      "msg": "string",
      "type": "string"
    }
  ]
}