CDN & DNS Providers · reliability comparison

Amazon CloudFront vs CDN77: which is more reliable? (2026)

Amazon CloudFront and CDN77 are effectively tied on reliability (89.2 vs 90.0). Over the last 90 days Amazon CloudFront reported 1 incident and CDN77 reported 0, with effective uptime of 100% and 100% respectively.

Data updated Nov 1, 2026 · How we score

MetricAmazon CloudFrontCDN77
Reliability score89.290.0
Rank (CDN & DNS providers)#2—
Uptime (90 days)100%100%
Incidents (90 days)10
Partial / major outages00
Avg time to resolve——
Outages we detected00
Transparency score100/10050/100

Where Amazon CloudFront and CDN77 differ

  • CDN77 reported no incidents in the last 90 days, while Amazon CloudFront reported 1.

90-day uptime

Amazon CloudFront

Aug 4, 2026 – Sep 14, 2026: no incidentsSep 15, 2026: 100% uptime, 1 incident (Degraded performance)Sep 16, 2026 – Nov 1, 2026: no incidents
90 days ago100% average daily uptimeToday

CDN77

Aug 4, 2026 – Oct 31, 2026: no dataNov 1, 2026: no incidents
90 days ago100% average daily uptimeToday

Recent Amazon CloudFront incidents

Full Amazon CloudFront reliability report →

Recent CDN77 incidents

No incidents reported by CDN77 in the last 90 days.

Full CDN77 reliability report →

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