https://pre-rpc.bt.io
Posture score
81
Speed score
99
TLS version
TLS 1.3
Cipher
TLS_AES_128_GCM_SHA256
KEX group
classical
PQ class
Classical only
ALPN
-
Cert expires in
104d
Session resumed
no
TLS handshake
11ms
Resumption
29ms
TTFB
244ms
RPC block height
74,094,601
TLS handshake
VersionTLS 1.3
CipherTLS_AES_128_GCM_SHA256
KEX groupclassical
ALPN-
PQ classClassical only
Handshake11ms
Resumed?no
OCSP stapledno
SCTs presentno
Certificate chain
Subjectbt.io
IssuerAmazon RSA 2048 M01
Key typeRSA-2048
Chain length3
SANsbt.io, *.bt.io
Not before2026-07-06
Not after2027-01-19
Days to expiry104d
Chain SHA-256ac8a719a207cc866…
Misconfigurations
- ALPN not negotiated
no_alpn - OCSP stapling not enabled
no_ocsp_staple
Probes attempted
-
Successful
-
Success rate
-
Median p50
-
Median p95
-
Latest bucket
-
Class
Classical only
Key exchange
-
Cipher
TLS_AES_128_GCM_SHA256
Last seen
2026-10-07T23:58:03.657841377Z
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://pre-rpc.bt.io' \
-H 'content-type: application/json' \
-d '{"jsonrpc":"2.0","method":"eth_chainId","params":[],"id":1}'Scan reportschema rpcscan-report · captured 2026-10-10T05:57:46.378Z
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.