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Telesign Outage History

Every past Telesign outage tracked by IsDown, with detection times, duration, and resolution details.

There were 6869 Telesign outages since April 2020. The 909 outages from the last 12 months are summarized below, with incident details, duration, and resolution information.

Minor September 9, 2025

September 2025: Operator Service Alert - Chile (CL) - Telefonica Movil de Chile (730/02)

Detected Sep 9, 2025 2:52 PM EDT · Resolved Sep 9, 2025 3:27 PM EDT · Duration 35 minutes

Minor September 9, 2025

September 2025: Operator Alert - Mexico (MX) - ATT (Iusacell&Unefon&Nextel) (334/01;010;04;040;05;050;09;090;07;070;080)

Detected Sep 9, 2025 1:25 PM EDT · Resolved Sep 9, 2025 2:22 PM EDT · Duration about 1 hour

Minor September 9, 2025

September 2025: Operator Service Alert - Brazil (BR) - Claro (724/05;12;38) - 9/9/25

Detected Sep 9, 2025 10:24 AM EDT · Resolved Sep 9, 2025 3:27 PM EDT · Duration about 5 hours

Major September 9, 2025

September 2025: Operator Alert - Argentina (AR) - AMX Argentina (Claro) (722/310;320;330)

Detected Sep 9, 2025 10:10 AM EDT · Resolved Sep 9, 2025 1:59 PM EDT · Duration about 4 hours

Major September 7, 2025

September 2025: Operator Alert - Dominican Republic (DO) - Orange (Transmisiones y Proy.) (370/01) - 9/7/25

Detected Sep 7, 2025 11:36 PM EDT · Resolved Sep 8, 2025 5:01 AM EDT · Duration about 5 hours

Minor September 7, 2025

September 2025: Service disruption for phone ID number_deactivation, contact_match, and sim_swap - United Kingdom

Detected Sep 7, 2025 6:38 PM EDT · Resolved Sep 7, 2025 8:30 PM EDT · Duration about 2 hours

Minor September 7, 2025

September 2025: Quality degradation - United States (US) - ATT Mobility (310/016;030;150;170;280;380;410;670)

Detected Sep 7, 2025 4:47 AM EDT · Resolved Sep 7, 2025 5:50 AM EDT · Duration about 1 hour

Minor September 6, 2025

September 2025: Quality degradation - United States (US) - ATT Mobility (310/016;030;150;170;280;380;410;670) - 10DLC - 08/22/25

Detected Sep 6, 2025 5:06 PM EDT · Resolved Sep 6, 2025 8:06 PM EDT · Duration about 3 hours

Minor September 6, 2025

September 2025: Quality degradation - United States (US) - ATT Mobility (310/016;030;150;170;280;380;410;670) - 09/06/25

Detected Sep 6, 2025 4:47 PM EDT · Resolved Sep 6, 2025 8:06 PM EDT · Duration about 3 hours

Minor September 5, 2025

September 2025: Quality degradation - United States (US) - ATT Mobility (310/016;030;150;170;280;380;410;670)

Detected Sep 5, 2025 11:48 PM EDT · Resolved Sep 6, 2025 3:30 AM EDT · Duration about 4 hours