https://rpc.immutable.com
Posture score
97
Speed score
98
TLS version
TLS 1.3
Cipher
TLS_AES_128_GCM_SHA256
KEX group
X25519MLKEM768
PQ class
PQ hybrid
ALPN
h2
Cert expires in
169d
Session resumed
yes
TLS handshake
22ms
Resumption
20ms
TTFB
236ms
RPC block height
44,664,028
TLS handshake
VersionTLS 1.3
CipherTLS_AES_128_GCM_SHA256
KEX groupX25519MLKEM768
ALPNh2
PQ classPQ hybrid
Handshake22ms
Resumed?yes · 20ms
OCSP stapledyes
SCTs presentno
Certificate chain
Subjectrpc.immutable.com
IssuerAmazon RSA 2048 M04
Key typeRSA-2048
Chain length3
SANsrpc.immutable.com
Not before2026-09-12
Not after2027-03-28
Days to expiry169d
Chain SHA-256efe2ceb0df506f40…
Misconfigurations
● No issues detected.
Probes attempted
-
Successful
-
Success rate
-
Median p50
-
Median p95
-
Latest bucket
-
Class
PQ hybrid
Key exchange
X25519MLKEM768
Cipher
TLS_AES_128_GCM_SHA256
Last seen
2026-10-10T05:44:02.86986069Z
History (30 days)
no history
This URL is fastest right now
-
Fastest p50 latency
-
Latest block height
-
Current fastest URL
-JSON-RPC eth_chainId, which verifies the endpoint is alive and reports the chain ID.
curl -X POST 'https://rpc.immutable.com' \
-H 'content-type: application/json' \
-d '{"jsonrpc":"2.0","method":"eth_chainId","params":[],"id":1}'Scan reportschema rpcscan-report · captured 2026-10-10T05:45:26.732Z
SHA-256 of canonical content
computing…
The hash covers every field above the JSON serialization with sorted keys. Re-running this computation against the downloaded artifact must produce the same hash; that's how RPCScan's future on-chain proofs (rpcscanchain) will let anyone verify a published snapshot wasn't tampered with.