Hook
What this hook does, how much activity runs through it, and which pools use it.
0xdd1a91b3…7d07a880
LikelyDynamic FeeactiveUnverified sourceWhat this hook does
Appears to set the swap fee itself: 1 of its pools use Uniswap v4's dynamic fee mode. What drives the fee is not known yet.
Dynamic Fee: Changes fees according to market conditions. Tentative. Inferred from onchain behavior and not confirmed.
- Deployer
- Not identified
- First seen
- Sep 6, 2026 · 30d ago
- Source
- Not published
- Chain
- Robinhood Chain · Uniswap v4
Volume (24H)
Volume (7D)
Total Volume (indexed)
Swaps (24H)
Liquidity (ETH + stablecoin reserves)
Pools Using Hook
Estimated Fees (24H)
Unique Traders (24H)
Volume · latest day
$19
Pools Using This Hook
1 pools · 24H metrics
| # | Pair | Pool ID | Fee | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | ETH / SHELL | 0x883e…ae3f | $1.2K | — | 17 | Dynamic | Sep 6, 2026 | 447.9% |
Hook Logic
When this hook runs, read from the permissions encoded in its address
Runs custom logic before a pool is created, and can reject pools it does not accept.
beforeInitialize = trueRuns custom logic before liquidity is added, and can block deposits.
beforeAddLiquidity = trueRuns custom logic before every swap. It can change the fee or block the trade.
beforeSwap = true
These describe when the hook is called, not everything it does once called. Not used: afterInitialize, afterAddLiquidity, beforeRemoveLiquidity, afterRemoveLiquidity, afterSwap, beforeDonate, afterDonate, beforeSwapReturnDelta, afterSwapReturnDelta, afterAddLiquidityReturnDelta, afterRemoveLiquidityReturnDelta.
Contract / Technical Details
- Hook address
- Deployer
- Not identified. The hook was deployed through a factory or in a block with several senders.
- First pool created at block
- 55,936,554
- First pool created
- Sun, 06 Sep 2026 11:19:26 GMT
- Permission bitmap
0x2880 (10100010000000)- Chain ID
- 4663
- Source verification
- Unverified
- Fee revenue
- Derived from pool fees