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Cloudflare Status - Incident History

ICN (Seoul) on 2026-06-17 SIN (Singapore) on 2026-06-15 Cloudflare Storage Maintenance AUS (Austin) on 2026-06-15 EWR (Newark) on 2026-06-15 YUL (Montréal) on 2026-06-15 SEA (Seattle) on 2026-06-11 EWR (Newark) on 2026-06-11 YUL (Montréal) on 2026-06-11 LIS (Lisbon) on 2026-06-11 CDG (Paris) on 2026-06-11 LHR (London) on 2026-06-11 NRT (Tokyo) on 2026-06-10 CDG (Paris) on 2026-06-10 Log Explorer queries failing Increased HTTP 526 Errors MIA (Miami) on 2026-06-10 MAD (Madrid) on 2026-06-10 Increased Errors for Durable Objects in the Denver and Chicago region TXL (Berlin) on 2026-06-10 AUS (Austin) on 2026-06-10 EWR (Newark) on 2026-06-10 REC (Recife) on 2026-06-09 Cloudflare Storage Maintenance ORD (Chicago) on 2026-06-09 CPT (Cape Town) on 2026-06-09 LIS (Lisbon) on 2026-06-09 GVA (Geneva) on 2026-06-08 R2 and Teams' payments failing during Checkout flow Cloudflare Dashboard and Cloudflare API service issues DNS Resolver issue DFW (Dallas) on 2026-06-08 AUS (Austin) on 2026-06-08 EWR (Newark) on 2026-06-08 CMB (Colombo) on 2026-06-08 Network Connectivity Issues observed in Dallas (DFW) TLS Connectivity Issues Affecting Subset of Let's Encrypt Certificates Cloudflare API service issues WARP connectivity SEA (Seattle) on 2026-06-05 Cloudflare Analytics API latency out of AMS NRT (Tokyo) on 2026-06-04 Cloudflare Storage Maintenance Cloudflare Analytics API latency out of AMS Network Congestion in Frankfurt Issue with Bot Management Traffic Categorization For Verified Bots Audit Log Delays NRT (Tokyo) on 2026-06-03 Customers are facing an increase in API errors when requesting Audit Logs Increased 5XX error rate on Browser rendering Bot Management - Increased False Positives Network Performance Issues in TLV Browser Run Cloudflare Access Configuration Delays Network performance issues in US Eastern region Customers with traffic using China Network may see an increased in Challenge failures Cloudflare is investigating an increased level of HTTP 5xx errors in the Miami and Bogota areas Increased HTTP errors in Miami and Bogota Issue with TLS certificates using Lets Encrypt CA Possible Network Congestion in US Eastern region Cloudflare Dashboard and Cloudflare API service issues Cloudflare Storage System Maintenance SJC (San Jose) on 2026-06-01 Durable Objects and Log Explorer issues Issues with TLS certificates using Lets Encrypt CA Custom Hostname API issue Increased errors when accessing Workers secrets HTTP Rollups delays LAX (Los Angeles) on 2026-05-29 PHX (Phoenix) on 2026-05-29 Cloudflare Notifications issues BOS (Boston) on 2026-05-29 YUL (Montréal) on 2026-05-29 LIS (Lisbon) on 2026-05-29 OTP (Bucharest) on 2026-05-29 DUS (Düsseldorf) on 2026-05-29 KUL (Kuala Lumpur) on 2026-05-28 DUS (Düsseldorf) on 2026-05-28 REC (Recife) on 2026-05-28 ICN (Seoul) on 2026-05-28 SIN (Singapore) on 2026-05-28 SLC (Salt Lake City) on 2026-05-28 Pages upload failures SEA (Seattle) on 2026-05-28 Cloudflare Tunnel Connectivity Issues via Anchorage (ANC) from 2026-05-14 to 2026-05-28 OTP (Bucharest) on 2026-05-28 BRU (Brussels) on 2026-05-28 LHR (London) on 2026-05-28 OTP (Bucharest) on 2026-05-27 HKG (Hong Kong) on 2026-05-27 Elevated number of 5xx errors in Dallas Texas CGK (Jakarta) on 2026-05-27 KUL (Kuala Lumpur) on 2026-05-27 AUS (Austin) on 2026-05-27 EWR (Newark) on 2026-05-27 ICN (Seoul) on 2026-05-27 Container Registry Unavailability KTM (Kathmandu) on 2026-05-27 SYD (Sydney) on 2026-05-27 CMB (Colombo) on 2026-05-27
Errors when uploading Custom Certificates
2026-06-26 · via Cloudflare Status - Incident History

Investigating

Cloudflare is investigating 500/2000 errors when customers attempt to upload a new custom certificate. Custom certificates already in production remain unaffected and are operating normally.

Posted Jun 26, 2026 - 12:33 UTC

This incident affects: Cloudflare Sites and Services (SSL Certificate Provisioning).