CDN & DNS Providers · reliability comparison
Akamai vs Imperva: which is more reliable? (2026)
Imperva is more reliable than Akamai, scoring 31.9 vs 29.7 out of 100. Over the last 90 days Akamai reported 24 incidents and Imperva reported 30, with effective uptime of 96.55% and 96.09% respectively. Imperva resolves incidents faster on average (11h 57m).
Data updated Nov 1, 2026 · How we score
| Metric | Akamai | Imperva |
|---|---|---|
| Reliability score | 29.7 | 31.9 |
| Rank (CDN & DNS providers) | #10 | #9 |
| Uptime (90 days) | 96.55% | 96.09% |
| Incidents (90 days) | 24 | 30 |
| Partial / major outages | 0 | 8 |
| Avg time to resolve | 1d 11h | 11h 57m |
| Outages we detected | 0 | 0 |
| Transparency score | 100/100 | 100/100 |
Where Akamai and Imperva differ
- Imperva reported 25% more incidents than Akamai over the last 90 days (30 vs 24).
- Imperva had 8 partial or major outages, compared with 0 for Akamai.
- Imperva fixes problems faster: 11h 57m on average, against 1d 11h for Akamai (3.0× quicker).
- Akamai's longest incident on record lasted 3d (Sep 22, 2026); Imperva's lasted 3d (Aug 13, 2026).
90-day uptime
Akamai
Imperva
- No incidents
- Degraded
- Partial outage
- Major outage
- No data
Recent Akamai incidents
- InformationalOct 27, 2026 · ongoing
Performance Degradation for Customers in Mumbai and Chennai
Affected: Edge Delivery
- Degraded performanceOct 25, 2026 · ongoing
Edge Delivery issues between Indonesia and Singapore
Affected: Edge Delivery
- InformationalOct 21, 2026 · resolved in 1d 23h
Edge Delivery Secure CDN platform at Risk of Capacity Issues
Affected: Edge Delivery
- Degraded performanceOct 21, 2026 · resolved in 1d 8h
Web Security Analytics, Reporting and Configuration Deployment Issues
Affected: Configuration Deployment, Reporting, Web Security Analytics
- Degraded performanceOct 21, 2026 · resolved in 9h 20m
NetStorage issues in Los Angeles
Affected: NetStorage
- Degraded performanceOct 2, 2026 · resolved in 1h 15m
Affected: Edge Delivery
Recent Imperva incidents
- Major outageOct 29, 2026 · resolved in 9h 5m
[INC-1173] - QRO PoP Connectivity Issue
Affected: Queretaro, Mexico (QRO)
- Degraded performanceOct 20, 2026 · resolved in 7h 38m
[INC-1166] Service Degradation Affecting Newly Onboarded Sites
Affected: Cloud Security Management Platform
- InformationalOct 19, 2026 · resolved in 5h 10m
[INC-1165] Service Degradation Affecting Newly Onboarded Sites
- InformationalOct 13, 2026 · resolved in 2h 11m
- Degraded performanceOct 13, 2026 · resolved in 4h 16m
[INC-1160] Degradation of Imperva Generated Certificate Issuance
Affected: Cloud Security Management Platform
- Partial outageOct 9, 2026 · resolved in 11h 55m
[INC-1158] Service Degradation of Dallas, TX (DAL) PoP
Affected: Dallas, TX (DAL)
Other CDN & DNS providers to consider
- DNSimple · #1 · 99.94% uptime
- Amazon CloudFront · #2 · 100% uptime
- Amazon Route 53 · #3 · 100% uptime
- Google Cloud CDN & Cloud DNS · #4 · 99.85% uptime