0x99b8…a8c0

Base

Runs code on every swap. Gates who can add liquidity. Runs at pool creation.

0x99b8b8aa09b9d9a02d9fb5f23eb705d3dd62a8c0 First pool 22 Oct 2026View on explorer

CBe carefulNot in Uniswap’s hook registry · Upgradeable proxy: the owner can swap its code

Pools

Dynamic-fee pools

Last new pool

15d

Code size

291 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.

Automated checks, not an audit

!Upgradeable proxyThe owner can replace the code (currently 0x0da4…0233). Rules can change after you trade.

✓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 not checked yetThe block explorer didn’t answer in time. Reload in a moment.

?No audit linkedAutomated checks only.

1 total

PairCreatedFeePool ID

mmETH / MERCURY 15d 0.00% 0x938b…d44a Tx ↗