Friday, December 14, 2018

免费公用DNS服务器

一、免费公用DNS服务器

较权威的免费公用DNS服务器提供商有Google、OpenDNS、Comodo等。

Google Public DNS

The Google Public DNS IP addresses (IPv4) are as follows:

8.8.8.8
8.8.4.4

The Google Public DNS IPv6 addresses are as follows:

2001:4860:4860::8888
2001:4860:4860::8844

Some devices use separate fields for all eight parts of IPv6 addresses and cannot accept the :: IPv6 abbreviation syntax. For such fields enter:

2001:4860:4860:0:0:0:0:8888
2001:4860:4860:0:0:0:0:8844

Cisco OpenDNS Public DNS

OpenDNS IPv4 Sandbox IPs:
208.67.222.220
208.67.220.220
208.67.220.222
208.67.222.222

OpenDNS IPv6 Sandbox IPs:
2620:0:ccc::2
2620:0:ccd::2

OpenDNS Family Shield IPv4 Sandbox IPs:
208.67.222.123
208.67.220.123

Quad9.net DNS(IBM、PCH、GCA的合作项目)

Quad9.net DNS Server IPv4:
9.9.9.9
149.112.112.112

Verisign Public DNS

64.6.64.6
64.6.65.6

1.1.1.1 DNS(Cloudflare和APNIC的合作项目)

For IPv4:
1.1.1.1
1.0.0.1

For IPv6:
2606:4700:4700::1111
2606:4700:4700::1001

Comodo Secure DNS

8.26.56.26
8.20.247.20

Oracle + Dyn DNS

216.146.35.35
216.146.36.36

SafeDNS

195.46.39.39
195.46.39.40

Level3 DNS

209.244.0.3
209.244.0.4

4.2.2.1
4.2.2.2
4.2.2.3
4.2.2.4
4.2.2.5
4.2.2.6

NTT DNS

129.250.35.250
129.250.35.251

DNS.WATCH

84.200.69.80
84.200.70.40

2001:1608:10:25::1c04:b12f
2001:1608:10:25::9249:d69b

GreenTeamDNS

81.218.119.11
209.88.198.133

Freenom World Public DNS

80.80.80.80
80.80.81.81

OpenNIC Project

百度公共DNS

180.76.76.76
2400:da00::6666

阿里公共DNS

223.5.5.5
223.6.6.6

腾讯DNSPod Public DNS+公共域名解析服务

119.29.29.29

中国互联网络信息中心CNNIC SDNS

首选DNS服务:1.2.4.8
备选DNS服务:210.2.4.8

南京信风114DNS

114.114.114.114
114.114.115.115

下一代互联网工程中心公共IPv6 DNS

240c::6666
240c::6644

二、DNS基准测试软件

GRC’s DNS Benchmark是一个免费的DNS测试软件,运行软件后会自动载入操作系统设定的DNS地址和软件提供的一些其他IP地址。
官方网站:https://www.grc.com/dns/benchmark.htm

namebench是Google推出的一款DNS测速工具,由Google工程师开发,主要目的是希望能够帮助用户正确查找出最有效的DNS中最快的一个,使网速在同等条件下能够达到最快。Namebench是一款跨平台的开源测试工具,支持Windows、Linux和Mac平台,采用图形用户界面,提供命令行接口。有了这个工具,你就可以轻松的找到最快的DNS了。
官方网站:https://code.google.com/p/namebench/
官方网站:https://github.com/google/namebench/

三、公共DNS服务器工具

Public DNS Server Tool是一个小型实用程序,用于动态更改Windows XP/Vista/7/8/8.1和10中的DNS服务器。
官方网站:https://www.trishtech.com/public-dns-server-tool/

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