0x42ef…4040

Base

This is a Uniswap v4 hook on Base. Runs code on every swap.

0x42ef02c7f0fa901b97aee52b4ba9bd290c884040 First pool 6 Jul 2026View on explorer

CBe carefulNot in Uniswap’s hook registry · Source code not published

Pools

Dynamic-fee pools

Last new pool

4mo

Code size

11,371 B

What it can do

Runs code on every swap

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

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 / ASTR 4mo 0.05% 0xa54a…05fc Tx ↗