The Token Info tab shows the low-level identifiers ENS uses to reference your name.
The Token Info page shows:
Token ID (decimal) – The NFT number for this name, as a decimal
Token ID (hex) – The same NFT number in hex
Namehash – A fixed-length fingerprint of the full name, used by ENS contracts
Labelhash – Hash of the name label
Normalized name – What the name looks like after ENS normalisation is applied

