Read-only · no wallet connection · no signatures

Northline Unclaimed

Paste a public wallet address. We check official project data for airdrops, reward distributions, refunds and forgotten balances it can still claim, and tell you for free how many there are and roughly what they're worth. The full report (which ones, amounts, deadlines and official claim links) is 0.75 USDC on Base. If there's nothing to claim, we say so and you pay nothing.

Wallet address (0x… for Ethereum/Base/Arbitrum/Optimism/Polygon, or Solana)

⚠ Claim scams are everywhere. Read this first.

Nobody legitimate will ever ask for your seed phrase or private key. Not us, not any project, not 'support'.
Type claim sites yourself or use the links in this report, which point only to each project's official page. Never use claim links from DMs, replies, ads or search ads.
A real claim asks you to sign one claim transaction or a plain message. If a page asks for an unlimited token approval, a 'setApprovalForAll', or to send tokens first, close it.
'Gas fee' or 'unlock fee' requests paid to a person are scams. Check that the claim is worth more than the network fee before you sign.

We will never ask you to connect a wallet, sign anything or share keys. The only thing we ever ask for is the optional report fee, sent by you as a normal USDC transfer.

What we check

Uniswap UNI retroactive airdrop (Sept 2020)
Merkl reward distributions (Ethereum, Optimism, Polygon, Base, Arbitrum)
Doppler Finance XDP Genesis Airdrop closes 2026-11-28
EtherDelta (defunct DEX) leftover ETH balance
Token.Store (defunct DEX) leftover ETH balance
IDEX v1 (retired contract) leftover ETH balance
Drift DFX recovery token (April 1, 2026 incident: 1 DFX per 1 USDT of verified loss) closes 2028-01-01
Drift recovery distributions (USDC, SOL, JUP, DRIFT and other assets) closes 2027-07-01
CAPX Airdrop 3 (final) closes 2026-10-15
Polymarket winning positions not yet redeemed (resolved markets)
SOL rent locked in empty token accounts (reclaimable by closing them)
Uniswap v3 LP positions (Ethereum, Base, Arbitrum, Optimism)

Every source is read straight from the project's own published Merkle data, official API or the contract itself. Full list with contracts and how each was verified: sources.json. Dust under $0.50 is shown but not counted.

Program checkers

Building an agent? Free: GET /v1/summary?address= · Paid via x402 (USDC on Base): GET /v1/report?address= · llms.txt. Also see Northline ChainKit: pay-per-call onchain checks (address preflight, payment verification, tx explain) for agents.

Not affiliated with any listed project. We never claim on anyone's behalf. USD values are estimates from public price feeds. Not financial advice.