NFT Safety Check Base mainnet

Evidence before enthusiasm

Know what an NFT contract actually says.

Paste a Base NFT contract address or supported NFT URL. Get a limited free preview, then choose whether to buy the full report. The single-NFT check needs no wallet connection.

Read-only RPCNo metadata fetchingNo signing or transactions

Free contract check

Inspect an NFT

$0

Checks public Base blockchain data only. This is analysis, not a guarantee or financial advice.

Planned OpenSea market observations + Base checks

Check a public wallet portfolio

Read-only portfolio report

One address. Up to 100 NFT positions.

This planned service will review supported NFT holdings visible through OpenSea, with deeper read-only evidence for supported Base contracts. It is not active today, and no portfolio report or portfolio payment can be started while authorization is pending.

Public address onlyNo signature or transactionNo custody
  • Up to 100 NFT positions
  • Up to 25 collections
  • Up to 25 Base contracts

Planned market data source: OpenSea. NFT Safety Check is not affiliated with or endorsed by OpenSea, and commercial API authorization is pending. Results would be observations, not an appraisal or a guarantee of authenticity, lawful ownership, fraud absence, liquidity, or future performance.

—Not available

Your wallet may ask permission to share public account addresses. We never request a seed phrase, private key, token approval, signature, chain switch, spending permission, or transaction.

Coming soon — OpenSea commercial authorization is pending. No portfolio checkout is available.

Transparent by design

What the check does

01

Paste

Use a Base contract address or a supported BaseScan, Blockscout, or OpenSea Base NFT URL. The NFT never enters our custody.

02

Preview

See contract-code presence, detected standard, token-read status, and a preliminary signal count for free.

03

Unlock

Choose the $4.99 full report. It is prepared before checkout and unlocked only after exact PayPal verification.