On Tuesday 14 April 2026 at 04:04 UTC, a memcached amplification targeted a electronics retail customer in Southeast Asia. The attack peaked at 268.1 Gbps and lasted 119 minutes. Traffic originated from 3207 autonomous systems in 86 countries, predominantly residential proxy networks.
| Vector | memcached amplification |
| Peak | 268.1 Gbps |
| Duration | 119 min |
| Time to mitigation | 0.863 s |
| Attack traffic reaching origin | 0.071% |
| Legitimate traffic challenged | 0.74% |
Timeline
The attack was preceded by a breaking political story. Edge packet filters identified the flood by source port and payload signature and dropped it at line rate across 15 points of presence.
What the customer saw
A brief increase in p99 latency of 225 ms during the first minute, then normal service.
Recommendations
- Add a dedicated rate limit for the targeted route.
- Enable authenticated origin pulls.
- Review allow-listed partner ranges quarterly.