UniswapV4Hook

EthereumRegistered

Restricts pool initialization and liquidity addition to a single occurrence per token (currency1). When a per-token timeBased flag is enabled, afterSwap reverts non-zeroForOne swaps for tx.origin addresses not in the owner-controlled hasValue allowlist, blocking non-allowlisted addresses from executing sell-direction swaps.

0x3224309f77dc3ab053657992b19bb9bc848a6840 First pool 17 May 2026View on explorer

ALooks safeRegistered, verified, immutable

Pools

Dynamic-fee pools

Last new pool

5mo

Code size

3,971 B

What it can do

Runs code on every swap

Its code executes inside each trade in pools that use it.

Gates who can add liquidity

It checks every deposit before it goes in.

Runs at pool creation

It runs when a pool is created, often to lock in that pool’s settings.

Safety report

Automated checks, not an audit

✓Not upgradeableNo proxy pattern found: the code is fixed.

✓No owner foundNo owner() function: nobody has an admin switch (as far as the standard check goes).

✓Listed in Uniswap’s hook registryRegistered with Uniswap Labs (a listing, not a security review).

✓Source code publishedThe code on the block explorer matches what's deployed (contract: UniswapV4Hook).

iRestricted swapsSwap access: allowlist. Not everyone can trade every pool.

?No audit linkedAutomated checks only.

Pools using this hook

1 total

PairCreatedFeePool ID

ETH / BL0B 5mo 0.30% 0x63a6…a36a Tx ↗