CheckUpstream has measured Cloudflare at 73.326% uptime over the last 90 days and 90.404% over the last 12 months. 301 incidents were recorded in the past 12 months; the most recent resolved 2 days ago after 3 days. Status signals are polled from Cloudflare's official status feed, alongside independent probes and community reports.
90.404%
243 of 365 days clean · 35d total downtime
Daily uptime, 1 year 2025-07-27 · 100.00% 2025-07-28 · 100.00% 2025-07-29 · 100.00% 2025-07-30 · 100.00% 2025-07-31 · 100.00% 2025-08-01 · 100.00% 2025-08-02 · 100.00% 2025-08-03 · 100.00% 2025-08-04 · 100.00% 2025-08-05 · 100.00% 2025-08-06 · 100.00% 2025-08-07 · 100.00% 2025-08-08 · 100.00% 2025-08-09 · 100.00% 2025-08-10 · 100.00% 2025-08-11 · 100.00% 2025-08-12 · 100.00% 2025-08-13 · 100.00% 2025-08-14 · 100.00% 2025-08-15 · 100.00% 2025-08-16 · 100.00% 2025-08-17 · 100.00% 2025-08-18 · 100.00% 2025-08-19 · 100.00% 2025-08-20 · 100.00% 2025-08-21 · 100.00% 2025-08-22 · 100.00% 2025-08-23 · 100.00% 2025-08-24 · 100.00% 2025-08-25 · 100.00% 2025-08-26 · 100.00% 2025-08-27 · 100.00% 2025-08-28 · 100.00% 2025-08-29 · 100.00% 2025-08-30 · 100.00% 2025-08-31 · 100.00% 2025-09-01 · 100.00% 2025-09-02 · 100.00% 2025-09-03 · 100.00% 2025-09-04 · 100.00% 2025-09-05 · 100.00% 2025-09-06 · 100.00% 2025-09-07 · 100.00% 2025-09-08 · 100.00% 2025-09-09 · 100.00% 2025-09-10 · 100.00% 2025-09-11 · 100.00% 2025-09-12 · 100.00% 2025-09-13 · 100.00% 2025-09-14 · 100.00% 2025-09-15 · 100.00% 2025-09-16 · 100.00% 2025-09-17 · 100.00% 2025-09-18 · 100.00% 2025-09-19 · 100.00% 2025-09-20 · 100.00% 2025-09-21 · 100.00% 2025-09-22 · 100.00% 2025-09-23 · 100.00% 2025-09-24 · 100.00% 2025-09-25 · 100.00% 2025-09-26 · 100.00% 2025-09-27 · 100.00% 2025-09-28 · 100.00% 2025-09-29 · 100.00% 2025-09-30 · 100.00% 2025-10-01 · 100.00% 2025-10-02 · 100.00% 2025-10-03 · 100.00% 2025-10-04 · 100.00% 2025-10-05 · 100.00% 2025-10-06 · 100.00% 2025-10-07 · 100.00% 2025-10-08 · 100.00% 2025-10-09 · 100.00% 2025-10-10 · 100.00% 2025-10-11 · 100.00% 2025-10-12 · 100.00% 2025-10-13 · 100.00% 2025-10-14 · 100.00% 2025-10-15 · 100.00% 2025-10-16 · 100.00% 2025-10-17 · 100.00% 2025-10-18 · 100.00% 2025-10-19 · 100.00% 2025-10-20 · 100.00% 2025-10-21 · 100.00% 2025-10-22 · 100.00% 2025-10-23 · 100.00% 2025-10-24 · 100.00% 2025-10-25 · 100.00% 2025-10-26 · 100.00% 2025-10-27 · 100.00% 2025-10-28 · 100.00% 2025-10-29 · 100.00% 2025-10-30 · 100.00% 2025-10-31 · 100.00% 2025-11-01 · 100.00% 2025-11-02 · 100.00% 2025-11-03 · 100.00% 2025-11-04 · 100.00% 2025-11-05 · 100.00% 2025-11-06 · 100.00% 2025-11-07 · 100.00% 2025-11-08 · 100.00% 2025-11-09 · 100.00% 2025-11-10 · 100.00% 2025-11-11 · 100.00% 2025-11-12 · 100.00% 2025-11-13 · 100.00% 2025-11-14 · 100.00% 2025-11-15 · 100.00% 2025-11-16 · 100.00% 2025-11-17 · 100.00% 2025-11-18 · 100.00% 2025-11-19 · 100.00% 2025-11-20 · 100.00% 2025-11-21 · 100.00% 2025-11-22 · 100.00% 2025-11-23 · 100.00% 2025-11-24 · 100.00% 2025-11-25 · 100.00% 2025-11-26 · 100.00% 2025-11-27 · 100.00% 2025-11-28 · 100.00% 2025-11-29 · 100.00% 2025-11-30 · 100.00% 2025-12-01 · 100.00% 2025-12-02 · 100.00% 2025-12-03 · 100.00% 2025-12-04 · 100.00% 2025-12-05 · 100.00% 2025-12-06 · 100.00% 2025-12-07 · 100.00% 2025-12-08 · 100.00% 2025-12-09 · 100.00% 2025-12-10 · 100.00% 2025-12-11 · 100.00% 2025-12-12 · 100.00% 2025-12-13 · 100.00% 2025-12-14 · 100.00% 2025-12-15 · 100.00% 2025-12-16 · 100.00% 2025-12-17 · 100.00% 2025-12-18 · 100.00% 2025-12-19 · 100.00% 2025-12-20 · 100.00% 2025-12-21 · 100.00% 2025-12-22 · 100.00% 2025-12-23 · 100.00% 2025-12-24 · 100.00% 2025-12-25 · 100.00% 2025-12-26 · 100.00% 2025-12-27 · 100.00% 2025-12-28 · 100.00% 2025-12-29 · 100.00% 2025-12-30 · 100.00% 2025-12-31 · 100.00% 2026-01-01 · 100.00% 2026-01-02 · 100.00% 2026-01-03 · 100.00% 2026-01-04 · 100.00% 2026-01-05 · 100.00% 2026-01-06 · 100.00% 2026-01-07 · 100.00% 2026-01-08 · 100.00% 2026-01-09 · 100.00% 2026-01-10 · 100.00% 2026-01-11 · 100.00% 2026-01-12 · 100.00% 2026-01-13 · 100.00% 2026-01-14 · 100.00% 2026-01-15 · 100.00% 2026-01-16 · 100.00% 2026-01-17 · 100.00% 2026-01-18 · 100.00% 2026-01-19 · 100.00% 2026-01-20 · 100.00% 2026-01-21 · 100.00% 2026-01-22 · 100.00% 2026-01-23 · 100.00% 2026-01-24 · 100.00% 2026-01-25 · 100.00% 2026-01-26 · 100.00% 2026-01-27 · 100.00% 2026-01-28 · 100.00% 2026-01-29 · 100.00% 2026-01-30 · 100.00% 2026-01-31 · 100.00% 2026-02-01 · 100.00% 2026-02-02 · 100.00% 2026-02-03 · 100.00% 2026-02-04 · 100.00% 2026-02-05 · 100.00% 2026-02-06 · 100.00% 2026-02-07 · 100.00% 2026-02-08 · 100.00% 2026-02-09 · 100.00% 2026-02-10 · 100.00% 2026-02-11 · 100.00% 2026-02-12 · 100.00% 2026-02-13 · 100.00% 2026-02-14 · 100.00% 2026-02-15 · 100.00% 2026-02-16 · 100.00% 2026-02-17 · 100.00% 2026-02-18 · 100.00% 2026-02-19 · 100.00% 2026-02-20 · 100.00% 2026-02-21 · 100.00% 2026-02-22 · 100.00% 2026-02-23 · 100.00% 2026-02-24 · 100.00% 2026-02-25 · 100.00% 2026-02-26 · 100.00% 2026-02-27 · 100.00% 2026-02-28 · 100.00% 2026-03-01 · 100.00% 2026-03-02 · 100.00% 2026-03-03 · 100.00% 2026-03-04 · 100.00% 2026-03-05 · 100.00% 2026-03-06 · 100.00% 2026-03-07 · 100.00% 2026-03-08 · 100.00% 2026-03-09 · 100.00% 2026-03-10 · 100.00% 2026-03-11 · 100.00% 2026-03-12 · 100.00% 2026-03-13 · 100.00% 2026-03-14 · 100.00% 2026-03-15 · 100.00% 2026-03-16 · 100.00% 2026-03-17 · 100.00% 2026-03-18 · 100.00% 2026-03-19 · 100.00% 2026-03-20 · 100.00% 2026-03-21 · 100.00% 2026-03-22 · 100.00% 2026-03-23 · 71.47% 2026-03-24 · 70.00% 2026-03-25 · 70.00% 2026-03-26 · 70.00% 2026-03-27 · 70.00% 2026-03-28 · 70.00% 2026-03-29 · 70.00% 2026-03-30 · 70.00% 2026-03-31 · 70.00% 2026-04-01 · 70.00% 2026-04-02 · 70.00% 2026-04-03 · 70.00% 2026-04-04 · 70.00% 2026-04-05 · 70.00% 2026-04-06 · 70.00% 2026-04-07 · 70.00% 2026-04-08 · 70.00% 2026-04-09 · 70.00% 2026-04-10 · 70.00% 2026-04-11 · 89.99% 2026-04-12 · 100.00% 2026-04-13 · 50.73% 2026-04-14 · 22.92% 2026-04-15 · 68.94% 2026-04-16 · 70.00% 2026-04-17 · 70.00% 2026-04-18 · 70.00% 2026-04-19 · 70.00% 2026-04-20 · 70.00% 2026-04-21 · 70.00% 2026-04-22 · 70.00% 2026-04-23 · 70.00% 2026-04-24 · 70.00% 2026-04-25 · 70.00% 2026-04-26 · 70.00% 2026-04-27 · 70.00% 2026-04-28 · 13.39% 2026-04-29 · 53.20% 2026-04-30 · 70.00% 2026-05-01 · 70.00% 2026-05-02 · 70.00% 2026-05-03 · 70.00% 2026-05-04 · 70.00% 2026-05-05 · 70.00% 2026-05-06 · 70.00% 2026-05-07 · 70.00% 2026-05-08 · 70.00% 2026-05-09 · 70.00% 2026-05-10 · 70.00% 2026-05-11 · 70.00% 2026-05-12 · 70.00% 2026-05-13 · 70.00% 2026-05-14 · 70.00% 2026-05-15 · 70.00% 2026-05-16 · 70.00% 2026-05-17 · 70.00% 2026-05-18 · 70.00% 2026-05-19 · 70.00% 2026-05-20 · 70.00% 2026-05-21 · 70.00% 2026-05-22 · 93.78% 2026-05-23 · 76.95% 2026-05-24 · 70.00% 2026-05-25 · 97.12% 2026-05-26 · 77.08% 2026-05-27 · 70.00% 2026-05-28 · 70.00% 2026-05-29 · 70.00% 2026-05-30 · 70.00% 2026-05-31 · 70.00% 2026-06-01 · 70.00% 2026-06-02 · 70.00% 2026-06-03 · 70.00% 2026-06-04 · 70.00% 2026-06-05 · 70.00% 2026-06-06 · 70.00% 2026-06-07 · 70.00% 2026-06-08 · 70.75% 2026-06-09 · 73.70% 2026-06-10 · 72.54% 2026-06-11 · 97.16% 2026-06-12 · 70.75% 2026-06-13 · 70.00% 2026-06-14 · 70.00% 2026-06-15 · 70.00% 2026-06-16 · 70.00% 2026-06-17 · 70.00% 2026-06-18 · 70.00% 2026-06-19 · 70.00% 2026-06-20 · 70.00% 2026-06-21 · 70.00% 2026-06-22 · 70.00% 2026-06-23 · 70.00% 2026-06-24 · 70.00% 2026-06-25 · 70.00% 2026-06-26 · 70.00% 2026-06-27 · 70.00% 2026-06-28 · 70.00% 2026-06-29 · 70.00% 2026-06-30 · 70.00% 2026-07-01 · 70.00% 2026-07-02 · 70.00% 2026-07-03 · 70.00% 2026-07-04 · 70.00% 2026-07-05 · 70.00% 2026-07-06 · 70.00% 2026-07-07 · 70.00% 2026-07-08 · 70.00% 2026-07-09 · 70.00% 2026-07-10 · 70.00% 2026-07-11 · 70.00% 2026-07-12 · 70.00% 2026-07-13 · 70.00% 2026-07-14 · 70.00% 2026-07-15 · 70.00% 2026-07-16 · 86.12% 2026-07-17 · 92.43% 2026-07-18 · 98.46% 2026-07-19 · 100.00% 2026-07-20 · 99.83% 2026-07-21 · 77.76% 2026-07-22 · 97.87% 2026-07-23 · 96.93% 2026-07-24 · 90.25% 2026-07-25 · 100.00% 2026-07-26 · 97.30%
Downtime like this can be refundable
If you're a paying Cloudflare customer, outages in these windows may count against Cloudflare's SLA — vendors owe service credits for missed uptime targets, but only if you file inside the deadline. CheckUpstream tracks the entitlement, drafts the claim, and hands you the filing link.
Track your Cloudflare entitlement → Predicted resolution
n=281 ~151m (p25 74m – p75 501m)
Based on 281 historical Minor incidents · currently 130m elapsed.
Community detection (7d) 38signals across 1 source
Synthetic probes 38