2026-06-22·~20 minutes·Cloudflare reported a fiber cut in eastern North America that caused increased latencies and timeouts for customers connecting through North America or accessing services in Europe; the underlying reason for the cable damage was not immediately explained.
Affected: reddit.com (web and mobile app), plus X, Zoom, Canva, AWS, Microsoft Teams, Fortnite and Discord
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2025-10-20·~3 hours of core failure, up to ~15 hours of cascading disruption·A DNS resolution failure tied to a latent race condition in DynamoDB's automated DNS management in Amazon's us-east-1 (N. Virginia) region. DynamoDB endpoint lookups failed, then the problem cascaded into EC2 and dozens of other AWS services as customers tried to recover, breaking apps that depend on the region.
Affected: reddit.com web and mobile, alongside many AWS-dependent platforms (Snapchat, Roblox, Venmo, Coinbase and others)
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2025-06-03·Several hours (afternoon)·Cause not publicly disclosed; Reddit did not comment on the incident at the time and the full extent of the disruption was reported as unclear.
Affected: reddit.com web and mobile access
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2025-07-16·Roughly 1 hour (short-lived but global)·Reddit's status page said it investigated elevated site errors, identified the issue and implemented a fix; it did not publish a detailed technical root cause.
Affected: reddit.com web and mobile apps globally; home feeds, subreddits, profiles, threads and commenting
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2024-08-28·~1 hour·Reddit's status page logged 'Degraded Performance for reddit.com' and said it was investigating; a specific technical cause was never published.
Affected: reddit.com web and content loading site-wide
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2023-06-12·~2 hours of disruption·A mass protest over the new third-party API pricing pushed thousands of subreddits private at roughly the same time. Reddit said the sudden, simultaneous shift of so many large communities to private created stability problems the platform was not provisioned for.
Affected: Front page and post loading; logged-in browsing across web and apps
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2023-08-02·~1 hour·Reddit's status page reported elevated error rates; the company did not publicly disclose a detailed technical root cause for the incident.
Affected: Desktop web, mobile web and native apps for logged-in users (vote, comment, spam and Modmail processing reported unaffected)
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2023-03-14·~5 hours (314 minutes)·A routine Kubernetes upgrade from 1.23 to 1.24 silently removed the deprecated 'master' node label. Reddit's Calico networking ran route reflectors that were pinned to nodes carrying that label, so when the label disappeared the affected nodes lost their network routes and core service discovery collapsed. Monitoring shared the same naming dependency and kept reporting healthy while observing nothing.
Affected: Entire site (web, mobile web, native apps); request routing and internal service discovery
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2016-08-11·~1.5 hours down, ~3 hours total recovery·During a planned infrastructure migration, Reddit turned off its ZooKeeper server-synchronization system to roll out a new build with its cloud providers. Mid-upgrade, the package-management system noticed the change and automatically switched ZooKeeper back on, forcing the site offline for a refresh.
Affected: Entire platform offline, followed by degraded performance from a cold cache
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