WHOIS ルックアップ

const domscanFetch = (url, options = {}) =>
  fetch(url, {
    ...options,
    headers: { ...options.headers, "X-API-Key": "your-api-key" },
  });

const response = await domscanFetch(
  "https://domscan.net/v1/whois?domain=github.com"
);
const data = await response.json();

console.log(`Registrar: ${data.registrar}`);
console.log(`Created: ${data.created_date}`);
console.log(`Expires: ${data.expiry_date}`);
console.log(`Nameservers: ${data.nameservers.join(', ')}`);

// Check for privacy protection
if (data.privacy.is_private) {
  console.log(`Privacy service: ${data.privacy.privacy_service}`);
}

import requests

domscan = requests.Session()
domscan.headers.update({"X-API-Key": "your-api-key"})

from datetime import datetime

response = domscan.get(
    "https://domscan.net/v1/whois",
    params={"domain": "github.com"}
)
data = response.json()

# Calculate days until expiration
expiry = datetime.fromisoformat(data['expiry_date'].replace('Z', '+00:00'))
days_left = (expiry - datetime.now(expiry.tzinfo)).days

print(f"Registrar: {data['registrar']}")
print(f"Expires in {days_left} days")
print(f"Privacy protected: {data['privacy']['is_private']}")

package main

import (
  "encoding/json"
  "fmt"
  "net/http"
  "os"
)

func domscanGet(url string) (*http.Response, error) {
  request, err := http.NewRequest(http.MethodGet, url, nil)
  if err != nil {
    return nil, err
  }
  request.Header.Set("X-API-Key", os.Getenv("DOMSCAN_API_KEY"))
  return http.DefaultClient.Do(request)
}

func main() {
  resp, _ := domscanGet("https://domscan.net/v1/whois?domain=github.com")
  defer resp.Body.Close()

  var data map[string]interface{}
  json.NewDecoder(resp.Body).Decode(&data)

  fmt.Printf("Registrar: %s\n", data["registrar"])
  fmt.Printf("Created: %s\n", data["created_date"])
  fmt.Printf("Expires: %s\n", data["expiry_date"])
}

require 'net/http'
require 'json'
require 'date'

uri = URI("https://domscan.net/v1/whois?domain=github.com")
request = Net::HTTP::Get.new(uri)
request["X-API-Key"] = ENV.fetch("DOMSCAN_API_KEY")
response = Net::HTTP.start(uri.host, uri.port, use_ssl: uri.scheme == "https") { |http| http.request(request) }
data = JSON.parse(response.body)

expiry = DateTime.parse(data['expiry_date'])
days_left = (expiry - DateTime.now).to_i

puts "Registrar: #{data['registrar']}"
puts "Expires in #{days_left} days"