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•  contract EnsRegistry
•    - function setOwner(bytes32 node, addre ...
•    - function setSubnodeOwner(bytes32 node ...
•    - function setResolver(bytes32 node, ad ...
•    - function owner(bytes32 node)
•  contract EnsResolver
•    - function setAddr(bytes32 node, addres ...
•  contract EnsSubdomainFactory *
•    - function newSubdomain(string _subdoma ...
•    - function domainOwner(string _domain)
•    - function subdomainOwner(string _subdo ...
•    - function transferDomainOwnership(byte ...
•    - function lockDomainOwnershipTransfers ...
•    - function updateRegistry(EnsRegistry _ ...
•    - function updateResolver(EnsResolver _ ...
•    - function transferContractOwnership(ad ...

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/**
 *Submitted for verification at Etherscan.io on 2018-08-27
*/

pragma solidity ^0.4.24;

// ---------------------------------------------------------------------------------------------------
// EnsSubdomainFactory - allows creating and configuring custom ENS subdomains with one contract call.
//
// Radek Ostrowski / https://startonchain.com - MIT Licence.
// Source: https://github.com/radek1st/ens-subdomain-factory
// ---------------------------------------------------------------------------------------------------

/**
* @title EnsRegistry
* @dev Extract of the interface for ENS Registry
*/
contract EnsRegistry {
	function setOwner(bytes32 node, address owner) public;
	function setSubnodeOwner(bytes32 node, bytes32 label, address owner) public;
	function setResolver(bytes32 node, address resolver) public;
	function owner(bytes32 node) public view returns (address);
}

/**
* @title EnsResolver
* @dev Extract of the interface for ENS Resolver
*/
contract EnsResolver {
	function setAddr(bytes32 node, address addr) public;
}

/**
 * @title EnsSubdomainFactory
 * @dev Allows to create and configure a subdomain for Ethereum ENS in one call.
 * After deploying this contract, change the owner of the domain you want to use
 * to this deployed contract address. For example, transfer the ownership of "startonchain.eth"
 * so anyone can create subdomains like "radek.startonchain.eth".
 */
contract EnsSubdomainFactory {
	address public owner;
	EnsRegistry public registry;
	EnsResolver public resolver;
	bool public locked;
	bytes32 ethNamehash = 0x93cdeb708b7545dc668eb9280176169d1c33cfd8ed6f04690a0bcc88a93fc4ae;

	event SubdomainCreated(address indexed creator, address indexed owner, string subdomain, string domain);
	event OwnershipTransferred(address indexed previousOwner, address indexed newOwner);
	event RegistryUpdated(address indexed previousRegistry, address indexed newRegistry);
	event ResolverUpdated(address indexed previousResolver, address indexed newResolver);
	event DomainTransfersLocked();

	constructor(EnsRegistry _registry, EnsResolver _resolver) public {
		owner = msg.sender;
		registry = _registry;
		resolver = _resolver;
		locked = false;
	}

	/**
	 * @dev Throws if called by any account other than the owner.
	 *
	 */
	modifier onlyOwner() {
		require(msg.sender == owner);
		_;
	}

	/**
	 * @dev Allows to create a subdomain (e.g. "radek.startonchain.eth"),
	 * set its resolver and set its target address
	 * @param _subdomain - sub domain name only e.g. "radek"
	 * @param _domain - parent domain name e.g. "startonchain"
	 * @param _owner - address that will become owner of this new subdomain
	 * @param _target - address that this new domain will resolve to
	 */
	function newSubdomain(string _subdomain, string _domain, address _owner, address _target) public {
		//create namehash for the domain
		bytes32 domainNamehash = keccak256(abi.encodePacked(ethNamehash, keccak256(abi.encodePacked(_domain))));
		//make sure this contract owns the domain
		require(registry.owner(domainNamehash) == address(this), "this contract should own the domain");
		//create labelhash for the sub domain
		bytes32 subdomainLabelhash = keccak256(abi.encodePacked(_subdomain));
		//create namehash for the sub domain
		bytes32 subdomainNamehash = keccak256(abi.encodePacked(domainNamehash, subdomainLabelhash));
		//make sure it is free or owned by the sender
		require(registry.owner(subdomainNamehash) == address(0) ||
		registry.owner(subdomainNamehash) == msg.sender, "sub domain already owned");
		//create new subdomain, temporarily this smartcontract is the owner
		registry.setSubnodeOwner(domainNamehash, subdomainLabelhash, address(this));
		//set public resolver for this domain
		registry.setResolver(subdomainNamehash, resolver);
		//set the destination address
		resolver.setAddr(subdomainNamehash, _target);
		//change the ownership back to requested owner
		registry.setOwner(subdomainNamehash, _owner);

		emit SubdomainCreated(msg.sender, _owner, _subdomain, _domain);
	}

	/**
	 * @dev Returns the owner of a domain (e.g. "startonchain.eth"),
	 * @param _domain - domain name e.g. "startonchain"
	 */
	function domainOwner(string _domain) public view returns(address) {
		bytes32 namehash = keccak256(abi.encodePacked(ethNamehash, keccak256(abi.encodePacked(_domain))));
		return registry.owner(namehash);
	}

	/**
	 * @dev Return the owner of a subdomain (e.g. "radek.startonchain.eth"),
	 * @param _subdomain - sub domain name only e.g. "radek"
	 * @param _domain - parent domain name e.g. "startonchain"
	 */
	function subdomainOwner(string _subdomain, string _domain) public view returns(address) {
		bytes32 domainNamehash = keccak256(abi.encodePacked(ethNamehash, keccak256(abi.encodePacked(_domain))));
		bytes32 subdomainNamehash = keccak256(abi.encodePacked(domainNamehash, keccak256(abi.encodePacked(_subdomain))));
		return registry.owner(subdomainNamehash);
	}

	/**
	 * @dev The contract owner can take away the ownership of any domain owned by this contract.
	 * @param _node - namehash of the domain
	 * @param _owner - new owner for the domain
	 */
	function transferDomainOwnership(bytes32 _node, address _owner) public onlyOwner {
		require(!locked);
		registry.setOwner(_node, _owner);
	}

	/**
	 * @dev The contract owner can lock and prevent any future domain ownership transfers.
	 */
	function lockDomainOwnershipTransfers() public onlyOwner {
		require(!locked);
		locked = true;
		emit DomainTransfersLocked();
	}

	/**
	 * @dev Allows to update to new ENS registry.
	 * @param _registry The address of new ENS registry to use.
	 */
	function updateRegistry(EnsRegistry _registry) public onlyOwner {
		require(registry != _registry, "new registry should be different from old");
		emit RegistryUpdated(registry, _registry);
		registry = _registry;
	}

	/**
	 * @dev Allows to update to new ENS resolver.
	 * @param _resolver The address of new ENS resolver to use.
	 */
	function updateResolver(EnsResolver _resolver) public onlyOwner {
		require(resolver != _resolver, "new resolver should be different from old");
		emit ResolverUpdated(resolver, _resolver);
		resolver = _resolver;
	}

	/**
	 * @dev Allows the current owner to transfer control of the contract to a new owner.
	 * @param _owner The address to transfer ownership to.
	 */
	function transferContractOwnership(address _owner) public onlyOwner {
		require(_owner != address(0), "cannot transfer to address(0)");
		emit OwnershipTransferred(owner, _owner);
		owner = _owner;
	}
}

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[{"constant":true,"inputs":[],"name":"resolver","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":true,"inputs":[{"name":"_domain","type":"string"}],"name":"domainOwner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_registry","type":"address"}],"name":"updateRegistry","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":false,"inputs":[{"name":"_node","type":"bytes32"},{"name":"_owner","type":"address"}],"name":"transferDomainOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"registry","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[],"name":"lockDomainOwnershipTransfers","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"owner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_owner","type":"address"}],"name":"transferContractOwnership","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[{"name":"_subdomain","type":"string"},{"name":"_domain","type":"string"}],"name":"subdomainOwner","outputs":[{"name":"","type":"address"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_subdomain","type":"string"},{"name":"_domain","type":"string"},{"name":"_owner","type":"address"},{"name":"_target","type":"address"}],"name":"newSubdomain","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"constant":true,"inputs":[],"name":"locked","outputs":[{"name":"","type":"bool"}],"payable":false,"stateMutability":"view","type":"function"},{"constant":false,"inputs":[{"name":"_resolver","type":"address"}],"name":"updateResolver","outputs":[],"payable":false,"stateMutability":"nonpayable","type":"function"},{"inputs":[{"name":"_registry","type":"address"},{"name":"_resolver","type":"address"}],"payable":false,"stateMutability":"nonpayable","type":"constructor"},{"anonymous":false,"inputs":[{"indexed":true,"name":"creator","type":"address"},{"indexed":true,"name":"owner","type":"address"},{"indexed":false,"name":"subdomain","type":"string"},{"indexed":false,"name":"domain","type":"string"}],"name":"SubdomainCreated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousOwner","type":"address"},{"indexed":true,"name":"newOwner","type":"address"}],"name":"OwnershipTransferred","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousRegistry","type":"address"},{"indexed":true,"name":"newRegistry","type":"address"}],"name":"RegistryUpdated","type":"event"},{"anonymous":false,"inputs":[{"indexed":true,"name":"previousResolver","type":"address"},{"indexed":true,"name":"newResolver","type":"address"}],"name":"ResolverUpdated","type":"event"},{"anonymous":false,"inputs":[],"name":"DomainTransfersLocked","type":"event"}]

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000000000000000000000000314159265dd8dbb310642f98f50c066173c1259b0000000000000000000000005ffc014343cd971b7eb70732021e26c35b744cc4

-----Decoded View---------------
Arg [0] : _registry (address): 0x314159265dD8dbb310642f98f50C066173C1259b
Arg [1] : _resolver (address): 0x5FfC014343cd971B7eb70732021E26C35B744cc4

-----Encoded View---------------
2 Constructor Arguments found :
Arg [0] : 000000000000000000000000314159265dd8dbb310642f98f50c066173c1259b
Arg [1] : 0000000000000000000000005ffc014343cd971b7eb70732021e26c35b744cc4

bzzr://c9583eaf5d72ab8f611b0f4bf304a19ac1e8be34bfa40cf4b7640455cb15eaf8