0xff40…00c0

Ethereum

Runs code on every swap. Sets its own swap fee.

0xff409b87ac78bdb6bab8a32821ba72368ae400c0 First pool 18 Apr 2026View on explorer

BProbably fineNot in Uniswap’s hook registry · Source code not published

Pools

Dynamic-fee pools

Last new pool

6mo

Code size

20,553 B

What it can do

Runs code on every swap

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

Sets its own swap fee

Pools using it let the hook choose the swap fee instead of a fixed tier.

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).

!Not in Uniswap’s hook registryUnregistered hooks get less scrutiny. Most scam hooks are unregistered.

!Source code not publishedNobody can read what this hook actually does. Treat it as a black box.

?No audit linkedAutomated checks only.

1 total

PairCreatedFeePool ID

ETH / USDC 6mo dynamic 0x5951…30c1 Tx ↗