JS库免费加速CDN 整理

在本地ping了一下，百度的最快。

1、百度开发者中心CDN公共库

2、又拍云JS库加速服务

3、开放静态文件 CDN staticfile（七牛云存储提供支持）

4、SAE public resource 加速服务

5、Google Hosted Libraries

6、Microsoft Ajax Content Delivery Network

7、CDNJS(by CloudFlare)

8、jsDelivr

yinjun:~ yinjun622$ ping libs.baidu.com
PING apps.bdimg.jomodns.com (61.155.165.22): 56 data bytes
64 bytes from 61.155.165.22: icmp_seq=0 ttl=55 time=13.936 ms
64 bytes from 61.155.165.22: icmp_seq=1 ttl=55 time=6.499 ms
64 bytes from 61.155.165.22: icmp_seq=2 ttl=55 time=5.320 ms
64 bytes from 61.155.165.22: icmp_seq=3 ttl=55 time=7.788 ms
64 bytes from 61.155.165.22: icmp_seq=4 ttl=55 time=7.325 ms
64 bytes from 61.155.165.22: icmp_seq=5 ttl=55 time=6.169 ms
^C
--- apps.bdimg.jomodns.com ping statistics ---
6 packets transmitted, 6 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 5.320/7.840/13.936/2.839 ms
yinjun:~ yinjun622$ ping cdn.staticfile.org
PING 08911.xdwscache.glb0.lxdns.com (222.184.115.137): 56 data bytes
64 bytes from 222.184.115.137: icmp_seq=0 ttl=55 time=14.092 ms
64 bytes from 222.184.115.137: icmp_seq=1 ttl=55 time=15.771 ms
64 bytes from 222.184.115.137: icmp_seq=2 ttl=55 time=18.334 ms
64 bytes from 222.184.115.137: icmp_seq=3 ttl=55 time=18.630 ms
^C
--- 08911.xdwscache.glb0.lxdns.com ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 14.092/16.707/18.630/1.875 ms
yinjun:~ yinjun622$ ping jscdn.upai.com
PING upcdn.b0.aicdn.com (58.222.18.2): 56 data bytes
64 bytes from 58.222.18.2: icmp_seq=0 ttl=55 time=14.850 ms
64 bytes from 58.222.18.2: icmp_seq=1 ttl=55 time=11.247 ms
64 bytes from 58.222.18.2: icmp_seq=2 ttl=55 time=12.532 ms
64 bytes from 58.222.18.2: icmp_seq=3 ttl=55 time=16.441 ms
^C
--- upcdn.b0.aicdn.com ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 11.247/13.768/16.441/2.012 ms
yinjun:~ yinjun622$ ping ib.sinaapp.com
PING sinaapp.com (220.181.136.36): 56 data bytes
64 bytes from 220.181.136.36: icmp_seq=0 ttl=54 time=33.060 ms
64 bytes from 220.181.136.36: icmp_seq=1 ttl=54 time=35.970 ms
64 bytes from 220.181.136.36: icmp_seq=2 ttl=54 time=34.962 ms
64 bytes from 220.181.136.36: icmp_seq=3 ttl=54 time=37.189 ms
^C
--- sinaapp.com ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 33.060/35.295/37.189/1.512 ms
yinjun:~ yinjun622$ ping www.google.com/jsapi
PING www.google.com/jsapi (202.102.110.204): 56 data bytes
Request timeout for icmp_seq 0
Request timeout for icmp_seq 1
^C
--- www.google.com/jsapi ping statistics ---
3 packets transmitted, 0 packets received, 100.0% packet loss
yinjun:~ yinjun622$ ping cdnjs.cloudflare.com
PING cdnjs.cloudflare.com.cdn.cloudflare.net (190.93.240.8): 56 data bytes
64 bytes from 190.93.240.8: icmp_seq=0 ttl=48 time=455.600 ms
64 bytes from 190.93.240.8: icmp_seq=1 ttl=48 time=477.243 ms
^C
--- cdnjs.cloudflare.com.cdn.cloudflare.net ping statistics ---
3 packets transmitted, 2 packets received, 33.3% packet loss
round-trip min/avg/max/stddev = 455.600/466.422/477.243/10.821 ms