ThousandEyes, a Cisco company, has reported on global network outages for the week of July 13 to July 19, 2026. During this timeframe, there were 587 recorded outage events, marking a 15% increase from the previous week. In the U.S. alone, there were 417 outages, up 11% from the prior week.
Outage Breakdown by Category:
- ISP Outages: Global ISP outages increased from 222 to 241, a 9% rise. In the U.S., the count rose slightly from 135 to 136.
- Public Cloud Network Outages: These outages climbed significantly from 234 to 274 globally, a 17% increase, with U.S. outages rising from 221 to 248 (12% increase).
- Collaboration App Network Outages: There was one recorded outage globally and in the U.S., compared to none the previous week.
Notable Outages
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Zayo Group: On July 13, Zayo experienced a widespread outage affecting its customers in many regions, including the U.S., Europe, and Asia. The disruption lasted about 13 minutes, causing significant impact before being resolved.
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Charter Communications: On July 14, Spectrum had a disruption that lasted 33 minutes, impacting customers across the U.S. and India. This outage was traceable to issues in nodes located in New York, NY.
Previous Week Recap (July 6 – July 12)
In the week prior, there were 509 total outages, up from 443. The U.S. accounted for 377 of these, indicating a sharp jump.
- ISP Outages: Global ISP outages decreased slightly from 230 to 222, while U.S. outages fell from 145 to 135.
- Public Cloud Outages: Notably surged from 136 to 234 globally, with U.S. outages spiking from 120 to 221.
Notable Events from July 6 – July 12
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Comcast Communications: Experienced a 38-minute outage impacting multiple regions, particularly in the U.S. and Canada, primarily stemming from issues in Chicago, IL.
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Unitas Global: This provider faced a nine-minute outage affecting customers across various countries from New York to Southeast Asia, indicating its broad operational impact.
General Observations
The growing frequency of network outages, particularly for ISPs and public cloud providers, underscores the increasing complexity and demand on network infrastructure. As cloud services become integral to daily operations, the reliability of these services becomes crucial for business continuity.
For a detailed report and analysis, refer to the comprehensive updates from ThousandEyes.
