Most Reliable CDN Rankings
Ranked by real uptime to surface providers with more stable long-term availability.
- 1
Amazon CloudFront
3,724 samples
99.97%
Overall Score 99
- 2
CDN07
2,518 samples
99.97%
Overall Score 99
- 3
Alibaba Cloud CDN
4,013 samples
99.96%
Overall Score 99
- 4
Cloudflare
3,795 samples
99.94%
Overall Score 99
- 5
Bunny.net
616 samples
99.92%
Overall Score 99
- 6
CDNvideo
677 samples
99.92%
Overall Score 99
- 7
Google Cloud CDN
335 samples
99.92%
Overall Score 99
- 8
Yewsafe
2,563 samples
99.92%
Overall Score 99
- 9
Akamai
3,836 samples
99.91%
Overall Score 99
- 10
Kingsoft Cloud CDN
531 samples
99.91%
Overall Score 99
- 11
imgix
309 samples
99.91%
Overall Score 99
- 12
Baidu Cloud CDN
541 samples
99.90%
Overall Score 99
- 13
BaishanCloud
580 samples
99.87%
Overall Score 99
- 14
CDNetworks
294 samples
99.87%
Overall Score 99
- 15
CriticalCase
231 samples
99.87%
Overall Score 99
- 16
Radware
641 samples
99.87%
Overall Score 99
- 17
Verizon Business
239 samples
99.87%
Overall Score 99
- 18
Derak Cloud CDN
795 samples
99.86%
Overall Score 99
- 19
EdgeUno
255 samples
99.86%
Overall Score 99
- 20
Gumlet
667 samples
99.86%
Overall Score 99
- 21
Medianova
564 samples
99.86%
Overall Score 99
- 22
NS1
504 samples
99.86%
Overall Score 99
- 23
Telkom Indonesia
614 samples
99.86%
Overall Score 99
- 24
Tencent Cloud CDN
2,607 samples
99.85%
Overall Score 99
- 25
BelugaCDN
289 samples
99.84%
Overall Score 99
- 26
CDN5
2,459 samples
99.84%
Overall Score 99
- 27
IDCF CDN
459 samples
99.84%
Overall Score 99
- 28
MetaCDN
545 samples
99.84%
Overall Score 99
- 29
Huawei Cloud CDN
2,681 samples
99.84%
Overall Score 99
- 30
Afranet CDN
590 samples
99.83%
Overall Score 99
- 31
CDNsun
504 samples
99.83%
Overall Score 99
- 32
IO River
350 samples
99.83%
Overall Score 99
- 33
Zenlayer CDN
266 samples
99.83%
Overall Score 99
- 34
CDN.net
585 samples
99.82%
Overall Score 99
- 35
Fastly
3,862 samples
99.82%
Overall Score 99
- 36
Sucuri
467 samples
99.82%
Overall Score 99
- 37
Telefonica
245 samples
99.82%
Overall Score 99
- 38
Volcano Engine CDN
2,523 samples
99.82%
Overall Score 99
- 39
Imperva (Incapsula)
289 samples
99.81%
Overall Score 99
- 40
KT Cloud
251 samples
99.81%
Overall Score 99
- 41
Microsoft Azure CDN
399 samples
99.81%
Overall Score 99
- 42
Tata Communications
475 samples
99.81%
Overall Score 99
- 43
CacheFly
366 samples
99.80%
Overall Score 99
- 44
Lumen Technologies
244 samples
99.80%
Overall Score 99
- 45
NTT Communications
372 samples
99.80%
Overall Score 99
- 46
Azion CDN
619 samples
99.79%
Overall Score 99
- 47
ChinaCache
617 samples
99.79%
Overall Score 99
- 48
OnApp
686 samples
99.79%
Overall Score 99
- 49
Telia Carrier
390 samples
99.79%
Overall Score 99
- 50
F5 Networks
512 samples
99.78%
Overall Score 99
- 51
ImageKit
594 samples
99.78%
Overall Score 99
- 52
Quantil
307 samples
99.78%
Overall Score 99
- 53
UCloud CDN
369 samples
99.78%
Overall Score 99
- 54
Deutsche Telekom (T-Systems)
423 samples
99.77%
Overall Score 99
- 55
Ecritel CDN
619 samples
99.76%
Overall Score 99
- 56
Selectel
226 samples
99.76%
Overall Score 99
- 57
Solar Communications
656 samples
99.76%
Overall Score 99
- 58
Myra Security
280 samples
99.75%
Overall Score 99
- 59
VNG Cloud
286 samples
99.75%
Overall Score 99
- 60
BizFly Cloud
670 samples
99.74%
Overall Score 99
- 61
Cirion
339 samples
99.74%
Overall Score 99
- 62
BlazingCDN
251 samples
99.73%
Overall Score 99
- 63
Naver Cloud
450 samples
99.73%
Overall Score 99
- 64
Transparent Edge
304 samples
99.73%
Overall Score 99
- 65
Leaseweb
309 samples
99.72%
Overall Score 99
