https://rpc.markr.io/ext/
Posture score
66
Speed score
80
TLS version
TLS 1.3
Cipher
TLS_AES_128_GCM_SHA256
KEX group
classical
PQ class
Classical only
ALPN
h2
Cert expires in
156d
Session resumed
yes
TLS handshake
154ms
Resumption
106ms
TTFB
696ms
RPC block height
-
TLS handshake
VersionTLS 1.3
CipherTLS_AES_128_GCM_SHA256
KEX groupclassical
ALPNh2
PQ classClassical only
Handshake154ms
Resumed?yes · 106ms
OCSP stapledno
SCTs presentno
Certificate chain
Subjectrpc.markr.io
IssuerAmazon RSA 2048 M04
Key typeRSA-2048
Chain length3
SANsrpc.markr.io
Not before2026-02-14
Not after2027-03-15
Days to expiry156d
Chain SHA-256d0203f53932cc2c7…
Misconfigurations
- 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
2026-10-10T05:44:12.879615403Z
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.markr.io/ext/' \
-H 'content-type: application/json' \
-d '{"jsonrpc":"2.0","method":"eth_chainId","params":[],"id":1}'Scan reportschema rpcscan-report · captured 2026-10-10T05:48:08.451Z
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.