Gas Fee Predictor
ENS register · ~150,000 gas

ENS Registration Gas Fee Right Now

How much does it cost in gas to register an .eth domain right now? The card below shows today's exact USD fee for the register step across three priority tiers — calculated live from real-time mainnet gas prices and the current ETH/USD rate.

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How ENS registration actually works

ENS registration is a two-step flow to prevent front-running:

  • Step 1 — Commit: ~50,000 gas. You submit a hashed commitment to the name. The name itself is not yet revealed on-chain.
  • Wait: 60 seconds. ENS requires a delay between commit and register so anyone watching the mempool can't jump in and grab your name first.
  • Step 2 — Register: ~150,000 gas (the figure above). You submit the actual name + send the rental fee in ETH. The name is now yours.

Total gas ≈ 200,000. Total wallet cost = commit gas + register gas + ENS rental fee.

ENS rental fee in ETH (separate from gas)

On top of gas, you pay ENS itself a yearly rental. Set by name length:

  • 5+ characters: $5 per year (in ETH at current price)
  • 4 characters: $160 per year
  • 3 characters: $640 per year
  • Premium names: Recently-expired names carry a decaying premium that drops to zero over 21 days

Multi-year registrations get a small discount and save you from re-registering each year (each re-registration costs gas).

How to reduce ENS registration gas

  • Register during a low-gas window. ENS registration is rarely urgent. Use the cheap gas times heatmap to pick a calm UTC night.
  • Pick Standard tier. Wallets default to Fast. Standard saves 20–40% with only a minute or two extra wait.
  • Multi-year register, not yearly. Pay once for 5 years instead of paying gas to renew each year.
  • Set a gas alert. Get notified when gas drops below your threshold and register then.
  • Avoid registering during mint mania. Major mainnet congestion can quadruple your ENS gas. Wait it out.

Frequently asked questions

How much does it cost in gas to register an ENS domain?

The card above uses 150,000 gas — the heavier of the two transactions in an ENS registration. Plus the rental fee paid in ETH (set by ENS, depends on the name length and duration). Plus a smaller commit transaction (~50,000 gas) that happens first. Total gas ≈ 200,000.

Why does ENS registration require two transactions?

To prevent front-running. The first tx (commit) is a hashed commitment to your name — public but unreadable. After a one-minute wait, you submit the second tx (register) with the actual name. This prevents someone who sees your pending registration from stealing the name.

How much is the ENS rental fee on top of gas?

5+ characters: $5/year. 4 characters: $160/year. 3 characters: $640/year. Paid in ETH, set by ENS protocol. Multi-year registrations are pro-rated. Premium names (recently expired) carry an extra decaying premium.

Can I register an ENS domain on Layer 2?

Not yet for primary .eth domains — those live on mainnet. But ENS has been working on L2 expansion (CCIP-Read, Namechain). Some L2-native naming services exist (e.g., Base names) but they are separate from .eth.

When is the cheapest time to register an ENS domain?

During a low-gas mainnet window — late UTC nights, weekends, or right after a congestion spike resolves. ENS registration is rarely time-sensitive, so it's a perfect candidate for waiting out high gas.

Should I pay Rapid gas for an ENS registration?

Only if you're racing for a recently-expired premium name where someone else might snipe it. For a routine new registration, Standard tier saves 30–60% with no real downside.

Can I register multiple ENS names in one transaction?

Not via the official ENS app — each name needs its own commit + register flow. Some third-party tools support batch registration through their own contracts, but you pay roughly the same total gas (each name still goes through the registry).

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