2024 global network outage report and internet health check

Additional details from ThousandEyes are available here.

Internet report for February 26-March 3, 2024

ThousandEyes reported 155 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of February 26-March 3. That’s down 6% from 165 outages the week prior. Specific to the U.S., there were 70 outages, which is up 19% from 59 outages the week prior. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages decreased from 111 to 95 outages, a 14% decrease compared to the week prior. In the U.S., ISP outages increased 10%, climbing from 40 to 44 outages.

Public cloud network outages: After weeks of decreasing, cloud provider network outages began increasing again last week. Globally, cloud provider network outages climbed from eight to 13 outages. In the U.S., they increased from four to seven outages.

Collaboration app network outages: Globally, collaboration app network outages increased from five outages to eight. In the U.S., collaboration app network outages rose from two to three outages.

Two notable outages

On February 27, Level 3 Communications, a U.S. based Tier 1 carrier acquired by Lumen, experienced an outage that impacted multiple downstream partners and customers across the U.S. The outage, lasting a total of 18 minutes over a twenty-five-minute period, was first observed around 2:25 AM EST and appeared to be centered on Level 3 nodes located in Cleveland, OH. The outage was cleared around 2:50 AM EST. Click here for an interactive view.

On February 28, Time Warner Cable, a U.S. based ISP, experienced a disruption that impacted a number of customers and partners across the U.S. The outage was first observed at around 2:00 PM EST and appeared to center on Time Warner Cable nodes located in New York, NY.  Five minutes into the outage, the number of nodes located in New York, NY, exhibiting outage conditions increased. The outage lasted 14 minutes and was cleared at around 2:15 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for February 19-25, 2024

ThousandEyes reported 165 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of February 19-25. That’s down significantly from 243 outages in the week prior – a decrease of 32%. Specific to the U.S., there were 59 outages, which is down 34% from 90 outages the week prior. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages decreased from 121 to 111 outages, an 8% decrease compared to the week prior. In the U.S., ISP outages decreased from 48 to 40 outages, a 17% decrease compared to the previous week.

Public cloud network outages: Globally, cloud provider network outages decreased significantly from 42 to eight outages, a 81% decrease compared to the week prior. In the U.S., they fell from eight to four outages.

Collaboration app network outages: Globally, collaboration app network outages decreased from seven outages to five. In the U.S., collaboration app network outages remained at the same level as the week prior: two outages.

Two notable outages

On February 22, Hurricane Electric, a network transit provider headquartered in Fremont, CA, experienced an outage that impacted customers and downstream partners across multiple regions, including the U.S., Australia, China, the U.K., Japan, Singapore, India, France, and Canada. The outage, first observed around 9:10 AM EST, lasted 32 minutes in total and was divided into two occurrences over a forty-five-minute period. The first occurrence appeared to initially center on Hurricane Electric nodes located in New York, NY, Phoenix, AZ and Indianapolis, IN. Ten minutes after appearing to clear, the nodes located in New York, NY, were joined by nodes located in San Jose, CA in exhibiting outage conditions. Five minutes into the second occurrence, the disruption appeared to radiate out, and the nodes located in New York, NY, Phoenix, AZ and Indianapolis, IN, were joined by nodes located in Seattle, WA, Denver, CO, Ashburn, VA, Kansas City, MO and Omaha, NE in exhibiting outage conditions. This increase in impacted nodes appeared to coincide with an increase in the number of impacted downstream customers and partners. The outage was cleared at around 9:55 AM EST. Click here for an interactive view.

On February 21, Time Warner Cable, a U.S. based ISP, experienced a disruption that impacted a number of customers and partners across the U.S. The outage was first observed at around 2:45 PM EST and appeared to center on Time Warner Cable nodes located in New York, NY.  Fifteen minutes into the outage, the number of nodes located in New York, NY, exhibiting outage conditions increased. The outage lasted 23 minutes and was cleared at around 3:10 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for February 12-18, 2024

ThousandEyes reported 243 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of February 12-18. That’s down from 319 outages in the week prior – a decrease of 24%. Specific to the U.S., there were 90 outages, which is down slightly from 91 the week prior. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages decreased from 134 to 121 outages, a 10% decrease compared to the week prior. In the U.S., ISP outages decreased from 60 to 48 outages, a 20% decrease compared to the previous week.

Public cloud network outages: Globally, cloud provider network outages decreased significantly from 107 to 42 outages, a 61% decrease compared to the week prior. In the U.S., they doubled from four to eight outages.

Collaboration app network outages: Globally, collaboration app network outages decreased from 11 outages to seven. In the U.S., collaboration app network outages decreased from 5 to 2 outages.

Two notable outages

On February 16, Hurricane Electric, a network transit provider headquartered in Fremont, CA, experienced an outage that impacted customers and downstream partners across multiple regions, including the U.S., Egypt, Sweden, the U.K., Japan, Mexico, Australia, Argentina, the Netherlands, Belgium, and Canada. The outage, first observed around 8:25 AM EST, lasted 23 minutes in total and was divided into two occurrences over a thirty-minute period. The first occurrence appeared to initially center on Hurricane Electric nodes located in New York, NY. Fifteen minutes into the first occurrence, the nodes located in New York, NY, were joined by nodes located in Paris, France and Amsterdam, the Netherlands in exhibiting outage conditions.  Five minutes after appearing to clear, nodes located in New York, NY once again began exhibiting outage conditions. The outage was cleared at around 8:55 AM EST. Click here for an interactive view.

On February 17, AT&T experienced an outage on their network that impacted AT&T customers and partners across the U.S. The outage, lasting around 14 minutes, was first observed around 3:40 PM EST, appearing to center on AT&T nodes located in Little Rock, AR. Five minutes after first being observed, the number of nodes exhibiting outage conditions located in Little Rock, AR, appeared to rise. This increase in nodes exhibiting outage conditions appeared to coincide with a rise in the number of impacted partners and customers. The outage was cleared at around 3:55 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for February 5-11, 2024

ThousandEyes reported 319 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of February 5-11. That’s up from 265 outages in the week prior – an increase of 20%. Specific to the U.S., there were 91 outages. That’s up from 45 outages the week prior, an increase of 102%. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages increased from 106 to 134 outages, a 26% increase compared to the week prior. In the U.S., ISP outages more than doubled from 28 to 60 outages, a 114% increase compared to the previous week.

Public cloud network outages: Globally, cloud provider network outages decreased slightly from 117 to 107, a 9% decrease compared to the week prior. In the U.S., they decreased from five to four outages.

Collaboration app network outages: Globally, collaboration app network outages climbed from three outages to 11. In the U.S., there were five collaboration app network outages, up from zero the week prior.

Two notable outages

On February 7, Time Warner Cable, a U.S. based ISP, experienced a disruption that impacted a number of customers and partners across multiple regions, including the U.S., Ireland, the U.K., Canada, India, Australia, Singapore, Japan, the Netherlands, France, Germany, Indonesia, Hong Kong, South Korea, China, and Brazil. The outage was observed across a series of occurrences over the course of forty-five minutes. First observed at around 4:50 PM EST, the outage, consisting of five equally spaced four-minute periods, appeared to initially center on Time Warner Cable nodes in New York, NY. Five minutes after appearing to clear, nodes located in New York, NY, were again observed exhibiting outage conditions, joined by nodes located in San Jose, CA. By the third period, the nodes located in San Jose, CA, had appeared to clear and were instead replaced by nodes located in Los Angeles, CA, in exhibiting outage conditions, in addition to nodes located in New York, NY. The outage lasted a total of 20 minutes and was cleared at around 5:35 PM EST. Click here for an interactive view.

On February 6, NTT America, a global Tier 1 ISP and subsidiary of NTT Global, experienced an outage that impacted some of its customers and downstream partners in multiple regions, including the U.S., Germany, the U.K., the Netherlands, and Hong Kong The outage, lasting 24 minutes, was first observed around 8:10 PM EST and appeared to initially center on NTT nodes located in Chicago, IL and Dallas, TX. Around five minutes into the outage, the nodes located in Chicago, IL and Dallas, TX, were joined by nodes located in Newark, NJ, in exhibiting outage conditions. The apparent increase of nodes exhibiting outage conditions appeared to coincide with an increase in the number of impacted downstream customers and partners. The outage was cleared around 8:35 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for January 29- February 4, 2024

ThousandEyes reported 265 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of January 29- February 4. That’s more than double the number of outages in the week prior (126). Specific to the U.S., there were 45 outages. That’s down from 55 outages the week prior, a decrease of 18%. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages was 106, an increase of 15% compared to 92 outages the previous week. In the U.S., ISP outages decreased by 28%, dropping from 39 to 28 outages.

Public cloud network outages: Globally, cloud provider network outages skyrocketed from five to 117 last week (the increase appeared to be a result of an increase in outages in the APJC region). In the U.S., they increased from two to five outages.

Collaboration app network outages: Globally, collaboration app network outages decreased from five outages to three. In the U.S., collaboration app network outages decreased from one outage to zero.

Two notable outages

On January 31, Comcast Communications experienced an outage that impacted a number of downstream partners and customers across multiple regions including the U.S., Malaysia, Singapore, Hong Kong, Canada, Germany, South Korea, Japan, and Australia. The outage, lasting 18 minutes, was first observed around 8:00 PM EST and appeared to be centered on Comcast nodes located in Ashburn, VA. Ten minutes into the outage, the nodes exhibiting outage conditions, located in Ashburn, VA, appeared to increase. The apparent increase of nodes exhibiting outage conditions appeared to coincide with an increase in the number of impacted downstream customers and partners. The outage was cleared around 8:20 PM EST. Click here for an interactive view.

On February 2, NTT America, a global Tier 1 ISP and subsidiary of NTT Global, experienced an outage that impacted some of its customers and downstream partners in multiple regions, including the U.S., Germany, the Netherlands, and the U.K. The outage, lasting 23 minutes, was first observed around 1:25 PM EST and appeared to center on NTT nodes located in Dallas, TX and Chicago, IL. The outage was cleared around 1:50 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for January 22-28, 2024

ThousandEyes reported 126 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of January 22-28. That’s down from 156 the week prior, a decrease of 19%. Specific to the U.S., there were 55 outages. That’s down from 91 outages the week prior, a decrease of 40%. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages was 92, a decrease of 14% compared to 107 outages the previous week. In the U.S., ISP outages decreased by 35%, dropping from 60 to 39 outages.

Public cloud network outages: Globally, cloud provider network outages dropped from 14 to five last week. In the U.S., they decreased from seven to two outages.

Collaboration app network outages: Globally, collaboration app network outages remained the same as the week prior: five outages. In the U.S., collaboration app network outages decreased from four outages to one.

Three notable outages

On January 26, Microsoft experienced an issue that affected its customers in various regions around the globe. The outage was first observed around 11:00 AM EST and seemed to cause service failures in Microsoft Teams, which affected the usability of the application for users across the globe. While there was no packet loss when connecting to the Microsoft Teams edge servers, the failures were consistent with reported issues within Microsoft’s network that may have prevented the edge servers from reaching the application components on the backend. The incident was resolved for many users by 6:10 PM EST. Click here for an interactive view.

On January 24, Akamai experienced an outage on its network that impacted content delivery connectivity for customers and partners using Akamai Edge delivery services in the Washington D.C. area. The outage was first observed around 12:10 PM EST and appeared to center on Akamai nodes located in Washington D.C. The outage lasted a total of 24 minutes. Akamai announced that normal operations had resumed at 1:00 PM EST. Click here for an interactive view.

On January 23, Internap, a U.S based cloud service provider, experienced an outage that impacted many of its downstream partners and customers in multiple regions, including the U.S., and Singapore. The outage, which was first observed around 2:30 AM EST, lasted 18 minutes in total and appeared to be centered on Internap nodes located in Boston, MA. The outage was at its peak around fifteen minutes after being observed, with the highest number of impacted regions, partners, and customers. The outage was cleared around 2:55 AM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for January 15-21, 2024

ThousandEyes reported 156 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of January 15-21. That’s up from 151 the week prior, an increase of 3%. Specific to the U.S., there were 91 outages. That’s up significantly from 63 outages the week prior, an increase of 44%. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages was 107, an increase of 8% compared to 83 outages the previous week, and in the U.S. ISP outages increased by 58%, climbing from 38 to 60 outages.

Public cloud network outages: Globally, cloud provider network outages dropped from 30 to 14 last week. In the U.S., they increased from six to seven outages.

Collaboration app network outages: Globally, collaboration app network outages decreased from seven to five outages. In the U.S., collaboration app network outages stayed at the same level: four outages.

Two notable outages

On January 16, Oracle experienced an outage on its network that impacted Oracle customers and downstream partners interacting with Oracle Cloud services in multiple regions, including the U.S., Canada, China, Panama, Norway, the Netherlands, India, Germany, Malaysia, Sweden, Czech Republic, and Norway. The outage was first observed around 8:45 AM EST and appeared to center on Oracle nodes located in various regions worldwide, including Ashburn, VA, Tokyo, Japan, San Jose, CA, Melbourne, Australia, Cardiff, Wales, London, England, Amsterdam, the Netherlands, Frankfurt, Germany, Slough, England, Phoenix, AZ, San Francisco, CA, Atlanta, GA, Washington D.C., Richmond, VA, Sydney, Australia, New York, NY, Osaka, Japan, and Chicago, IL. Thirty-five minutes after first being observed, all the nodes exhibiting outage conditions appeared to clear. A further ten minutes later, nodes located in Toronto, Canada, Phoenix, AZ, Frankfurt, Germany, Cleveland, OH, Slough, England, Ashburn, VA, Washington, D.C., Cardiff, Wales, Amsterdam, the Netherlands, Montreal, Canada, London, England, Sydney, Australia, and Melbourne, Australia began exhibiting outage conditions again.  The outage lasted 40 minutes in total and was cleared at around 9:50 AM EST. Click here for an interactive view.

On January 20, Hurricane Electric, a network transit provider headquartered in Fremont, CA, experienced an outage that impacted customers and downstream partners across multiple regions, including the U.S., Thailand, Hong Kong, India, Japan, and Australia. The outage, first observed around 7:15 PM EST, lasted 11 minutes in total and was divided into two occurrences over a one-hour five-minute period. The first occurrence appeared to center on Hurricane Electric nodes located in Los Angeles, CA. Fifty minutes after the first occurrence appeared to clear, the second occurrence was observed. Lasting 8 minutes, the outage initially appeared to center on nodes located in Los Angeles, CA. Around five minutes into the second occurrence, the nodes in Los Angeles, CA were joined by nodes located in San Jose, CA, in exhibiting outage conditions. The outage was cleared at around 8:20 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for January 8-14, 2024

ThousandEyes reported 151 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week of January 8-14. That’s up from 122 the week prior, an increase of 24%. Specific to the U.S., there were 63 outages. That’s up from 58 outages the week prior, an increase of 9%. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages was 83, an increase of 8% compared to the previous week, and in the U.S. they increased by 6%, climbing from 36 to 38 outages.

Public cloud network outages: Globally, cloud provider network outages jumped from 19 to 30 last week. In the U.S., they decreased from 10 to six outages.

Collaboration app network outages: Globally, collaboration app network outages increased from five to seven outages. In the U.S., collaboration app network outages increased from one to four outages.

Two notable outages

On January 14, Zayo Group, a U.S. based Tier 1 carrier headquartered in Boulder, Colorado, experienced an outage that impacted some of its partners and customers across multiple regions including the U.S., Canada, Sweden, and Germany. The outage lasted around 14 minutes, was first observed around 7:10 PM EST, and appeared to initially center on Zayo Group nodes located in Houston, TX. Ten minutes after first being observed, nodes located in Houston, TX, were joined by nodes located in Amsterdam, the Netherlands, in exhibiting outage conditions. This rise of the number of nodes exhibiting outage conditions appeared to coincide with an increase in the number of impacted downstream partners and customers. The outage was cleared around 7:25 PM EST. Click here for an interactive view.

On January 13, Time Warner Cable, a U.S. based ISP, experienced a disruption that impacted a number of customers and partners across the U.S. The outage was first observed at around 12:45 PM EST and appeared to center on Time Warner Cable nodes located in New York, NY.  Fifteen minutes into the outage, the number of nodes located in New York, NY, exhibiting outage conditions increased. The outage lasted 19 minutes and was cleared at around 1:05 PM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.

Internet report for January 1-7, 2024

ThousandEyes reported 122 global network outage events across ISPs, cloud service provider networks, collaboration app networks and edge networks (including DNS, content delivery networks, and security as a service) during the week ofJanuary 1-7. Over the prior three weeks, all outage categories continuously decreased for two weeks before increasing in the last week. Specific to the U.S., there were 58 outages. Here’s a breakdown by category:

ISP outages: Globally, the number of ISP outages was 77, an increase of 43% compared to the previous week, and in the U.S. they nearly doubled from 20 to 36.

Public cloud network outages: Globally, cloud provider network outages increased from 13 to 19 last week. In the U.S., they increased from 6 to 10.

Collaboration app network outages: Globally, collaboration app network outages increased from one to five outages. In the U.S., collaboration app network outages increased from zero to one. 

Two notable outages

On January 4, Time Warner Cable, a U.S. based ISP, experienced a disruption that impacted a number of customers and partners across the U.S. The outage was first observed at around 10:45 AM EST and appeared to center on Time Warner Cable nodes located in New York, NY.  Five minutes into the outage, the number of nodes located in New York, NY, exhibiting outage conditions increased. The outage lasted 13 minutes and was cleared at around 11:00 AM EST. Click here for an interactive view.

On January 4, Telecom Italia Sparkle, a Tier 1 provider headquartered in Rome, Italy, and part of the Italian-owned Telecom Italia, experienced an outage that impacted many of its downstream partners and customers in multiple regions, including the U.S., Argentina, Brazil, and Chile. The outage lasted 28 minutes in total and was divided into two episodes over a 35-minute period. It was first observed around 4:00 AM EST. The first period of the outage, lasting around 24 minutes, appeared to be centered on Telecom Italia Sparkle nodes located in Miami, FL. Five minutes after appearing to clear, nodes located in Miami, FL, again exhibited outage conditions. The outage was cleared around 4:35 AM EST. Click here for an interactive view.

Additional details from ThousandEyes are available here.