Arbitrum - Notice history

This page covers status and maintenance information for Arbitrum Networks including: Arbitrum One, Arbitrum Nova, Arbitrum Sepolia, and the Stylus Testnet. Arbiscan status updates and details for Arbitrum One and Nova can be found on the official Arbiscan status page, which will include information on planned outages.

For the status of network upgrades (e.g. ArbOS versions), please visit the network upgrades page.

Operational
100% - uptime

ARB1 - Batch Poster - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

ARB1 - Validator - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

ARB1 - Feed - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

ARB1 - Arbiscan - Operational

98% - uptime
Apr 2025 · 93.88%May · 99.89%Jun · 99.44%
Apr 2025
May 2025
Jun 2025
Operational

NOVA - Sequencer - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

NOVA - Batch Poster - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

NOVA - Validator - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

NOVA - Feed - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025
Operational

SEPOLIA - Sequencer - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

SEPOLIA - Batch Poster - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

SEPOLIA - Validator - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

SEPOLIA - Feed - Operational

100% - uptime
Apr 2025 · 100.0%May · 100.0%Jun · 100.0%
Apr 2025
May 2025
Jun 2025

Notice history

View current status

Jun 2025

ARB1 - Arbiscan outage
ResolvedMajor outage2 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage2 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

NOVA - Arbiscan outage
ResolvedMajor outage2 hours 57 minutes
  • Resolved
    UTC
    Resolved

    NOVA - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    NOVA - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage2 hours 57 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

NOVA - Arbiscan outage
ResolvedMajor outage1 minute
  • Resolved
    UTC
    Resolved

    NOVA - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    NOVA - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

May 2025

NOVA - Arbiscan outage
ResolvedMajor outage2 minutes
  • Resolved
    UTC
    Resolved

    NOVA - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    NOVA - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage14 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage1 minute
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

NOVA - Arbiscan outage
ResolvedMajor outage7 minutes
  • Resolved
    UTC
    Resolved

    NOVA - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    NOVA - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage18 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

Apr 2025

ARB1 - Arbiscan outage
ResolvedMajor outage4 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage11 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage23 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

ARB1 - Arbiscan outage
ResolvedMajor outage39 hours 55 minutes
  • Resolved
    UTC
    Resolved

    ARB1 - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    ARB1 - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

NOVA - Arbiscan outage
ResolvedMajor outage6 hours 40 minutes
  • Resolved
    UTC
    Resolved

    NOVA - Arbiscan is now operational! This update was created by an automated monitoring service.

  • Investigating
    UTC
    Investigating

    NOVA - Arbiscan cannot be accessed at the moment. More details, including information about planned outages, can be found on the Arbiscan status page. This incident was created by an automated monitoring service.

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Apr 2025 to Jun 2025

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