RPC Endpoint Details
EndpointID:d122ef88cf40fb6b
NameArbitrum Public RPC
Bundlearbitrum
URLhttps://arb1.arbitrum.io/rpc
Protocolethereum_v1
Assert Chain ID❌ NO
Query Interval Latest Blocks60 seconds
Query Interval Meta600 seconds
Config Updated AtThu, 03 Apr 2025 11:54:22 UTC
Chain
Arbitrum One / chain_id: 42161
Client Name
Nitro
Current Version3.9.4-rc.2
Latest Version3.9.4
Released AtThu, 11 Dec 2025 01:45:02 GMT
Current Status (Aggregated)
Status✅ UP
Reported At
Reported At1766424976169
Reported Ago14s ago
Latest Block*413388636
Blocks/s (avg./ref.)*3.97 / 3.85
S/block (avg./ref.)*0.25 / 0.26
Client Version*nitro/v3.9.4-rc.2-7f582c3/linux-amd64/go1.25.5
nitro/v3.9.4-rc.2-7f582c3/linux-arm64/go1.25.5
ChainId*42161
Agreement1 of 3 ✅

* - the latest successfully reported value

RPC Node Status

All times are displayed in your local timezone unless UTC is selected.

MULTI-NODE RPC

This RPC Endpoint is served by several different nodes or has varying domain configuration.

Client Versions
1nitro/v3.9.4-rc.2-7f582c3/linux-amd64/go1.25.5
2nitro/v3.9.4-rc.2-7f582c3/linux-arm64/go1.25.5

Latest Node Status Changes

WhenTimestampAgoDurationFromTo
Mon, 22 Dec 2025 16:58:34 UTC176642271476337m 55s ago43sERRORUP
Mon, 22 Dec 2025 16:57:51 UTC176642267164238m 38s ago5h 37m 17sUPERROR
Mon, 22 Dec 2025 16:57:51 UTC176642267159438m 38s ago5h 37m 17sUPERROR
Mon, 22 Dec 2025 11:20:34 UTC17664024344906h 15m 55s ago59sCATCHING_UPUP
Mon, 22 Dec 2025 11:19:34 UTC17664023744946h 16m 55s ago58m 59sUPCATCHING_UP
Mon, 22 Dec 2025 10:20:34 UTC17663988346687h 15m 55s ago1mCATCHING_UPUP
Mon, 22 Dec 2025 10:19:34 UTC17663987746627h 16m 55s ago19sSTUCKCATCHING_UP
Mon, 22 Dec 2025 10:19:15 UTC17663987555837h 17m 14s ago38m 41sUPSTUCK
Mon, 22 Dec 2025 09:40:34 UTC17663964344537h 55m 55s ago16sSTUCKUP
Mon, 22 Dec 2025 09:40:17 UTC17663964175657h 56m 12s ago4h 59m 43sUPSTUCK

Latest Block Details

Latest Block 10 Latest Reports
UpStatusNumberTimestampHashAggregated AtAggregated Ago
✅✅ UP41338863617664249740000x6d29...5fe354Mon, 22 Dec 2025 17:36:16 UTC14s ago
✅✅ UP41338863617664249740000x6d29...5fe354Mon, 22 Dec 2025 17:36:16 UTC14s ago
✅✅ UP41338847117664249330000xddf7...8e4f53Mon, 22 Dec 2025 17:35:34 UTC55s ago
✅✅ UP41338840017664249150000x91d7...90a16bMon, 22 Dec 2025 17:35:16 UTC1m 13s ago
✅✅ UP41338839117664249130000xefb6...061e8dMon, 22 Dec 2025 17:35:16 UTC1m 14s ago
✅✅ UP41338823317664248730000x19ff...e2c280Mon, 22 Dec 2025 17:34:34 UTC1m 55s ago
✅✅ UP41338815217664248530000x40f6...927af4Mon, 22 Dec 2025 17:34:15 UTC2m 15s ago
✅✅ UP41338814817664248520000x5ca2...19308cMon, 22 Dec 2025 17:34:15 UTC2m 15s ago
✅✅ UP41338798417664248130000x08e7...e08110Mon, 22 Dec 2025 17:33:34 UTC2m 55s ago
✅✅ UP41338791217664247950000xa36f...5a80a5Mon, 22 Dec 2025 17:33:17 UTC3m 12s ago
✅ Latest Successful Block Report
Reported Ago14s ago
Reported Timestamp1766424976169
Reported At
Number413388636
Hash0x6d29...5fe354
Timestamp1766424974
Blocks/s (avg./ref.)*3.97 / 3.85
S/block (avg./ref.)*0.25 / 0.26
Agreement1 of 3 ❌
❌ Latest Failed Block Report
Reported Ago38m 38s ago
Reported Timestamp1766422671508
Reported At
MessageE205: Request Timeout
Agreement2 of 3 ❌
Latest report by region
RegionSuccessNumberTimestampHashRoundTrip ms.Sent Back At
sin-do✅41338863617664249740x6d29...5fe3543111766424975872
fsn-hz✅41338863617664249740x6d29...5fe3542431766424975981
ash-hz✅41338863017664249730x56f4...a99e84311766424974441

Meta Details

✅ Latest successful meta
ActionValueReported Ago
Chain ID421613m 57s ago
Client Versionnitro/v3.9.4-rc.2-7f582c3/linux-amd64/go1.25.53m 52s ago
Is Syncing
Peer Count
Exposed AccountsCount: 03m 49s ago
DNSA: 2, AAAA: 2, NS: 2, HTTPS: 63m 49s ago
TLS/SSLUS, Let's Encrypt, E8, f5e615...e255f510m 48s ago
Response Headers3 headers3m 49s ago
❌ Latest failed meta
ActionValueReported Ago
ChainIdE205: Request Timeout8m 32s ago
Client VersionE205: Request Timeout38m 39s ago
Is SyncingE401: JSON-RPC Method N/A3m 49s ago
Peer CountE401: JSON-RPC Method N/A3m 49s ago
Exposed AccountsE205: Request Timeout2h 58m 20s ago
DNSE274: DNS Protocol Error70d 16h 30m 43s ago
TLS/SSL
Response HeadersE261: IOError: Uncategorized: Too many open files (os error 24)8m 5s ago
Latest meta
RegionChainIdPeer CountClient VersionIs SyncingExposed Accounts
Aggregated42161E401: JSON-RPC Method N/Anitro/v3.9.4-rc.2-7f582c3/linux-amd64/go1.25.5E401: JSON-RPC Method N/A0
sin-do42161E401: JSON-RPC Method N/Anitro/v3.9.4-rc.2-7f582c3/linux-amd64/go1.25.5E401: JSON-RPC Method N/A0
fsn-hz42161E401: JSON-RPC Method N/Anitro/v3.9.4-rc.2-7f582c3/linux-arm64/go1.25.5E401: JSON-RPC Method N/A0
ash-hz42161E401: JSON-RPC Method N/Anitro/v3.9.4-rc.2-7f582c3/linux-amd64/go1.25.5E401: JSON-RPC Method N/A0

Meta Changes

WhenAgoPropertyDurationFromTo
Thu Nov 20 2025 16:16:29 GMT+0100 (Central European Standard Time)32d 2h 20m agoheaders50h 40m 2sHeader fields (2): vary, serverHeader fields (3): vary, server, cf-cache-status
Tue Nov 18 2025 13:36:27 GMT+0100 (Central European Standard Time)34d 5h 3s agoheaders5mHeader fields (3): vary, server, cf-cache-statusHeader fields (2): vary, server
Tue Nov 18 2025 13:31:26 GMT+0100 (Central European Standard Time)34d 5h 5m 4s agoheaders4m 58sHeader fields (2): server, x-frame-optionsHeader fields (3): vary, server, cf-cache-status
Tue Nov 18 2025 13:26:27 GMT+0100 (Central European Standard Time)34d 5h 10m 2s agoheaders15m 3sHeader fields (3): vary, server, cf-cache-statusHeader fields (2): server, x-frame-options
Tue Nov 18 2025 13:11:24 GMT+0100 (Central European Standard Time)34d 5h 25m 6s agoheaders14m 56sHeader fields (2): server, x-frame-optionsHeader fields (3): vary, server, cf-cache-status
Tue Nov 18 2025 12:56:27 GMT+0100 (Central European Standard Time)34d 5h 40m 3s agoheaders5m 2sHeader fields (3): vary, server, cf-cache-statusHeader fields (2): server, x-frame-options
Tue Nov 18 2025 12:51:24 GMT+0100 (Central European Standard Time)34d 5h 45m 6s agoheaders14m 57sHeader fields (2): server, x-frame-optionsHeader fields (3): vary, server, cf-cache-status
Tue Nov 18 2025 12:36:26 GMT+0100 (Central European Standard Time)34d 6h 3s agoheaders3409h 50m 41sHeader fields (3): vary, server, cf-cache-statusHeader fields (2): server, x-frame-options
Sun Jun 29 2025 11:45:45 GMT+0200 (Central European Summer Time)176d 7h 50m 45s agoheaders2286h 45m 32sHeader fields (4): vary, server, connection, cf-cache-statusHeader fields (3): vary, server, cf-cache-status
Wed Mar 26 2025 04:00:12 GMT+0100 (Central European Standard Time)271d 14h 36m 17s agoheaders∞Header fields (4): vary, server, connection, cf-cache-status
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