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Explorer providers / Zksync / sepolia.explorer.zksync.io

sepolia.explorer.zksync.io

2 chain listings served by this host. Operated by Zksync.

TLS + post-quantum posture

Posture gradeA (85/100)

PQ classPost-quantum hybrid

TLS groupX25519MLKEM768

CipherTLS_AES_128_GCM_SHA256

ALPNh2

Cert subjectexplorer.zksync.io

Cert issuerWE1

Handshake46 ms

Last probed2026-11-09T20:16:18.550661937Z

Chain	Chain ID	URL
zkSync Mainnet	324	https://explorer.zksync.io	View chain →
zkSync Sepolia Testnet	300	https://sepolia.explorer.zksync.io	View chain →