Recommended DNS public servers

114 Public DNS

• Universal high-speed version: DNS addresses are 114.114.114.114 and 114.114.115.115. Universal for three national networks, fast speed, pure and without ad hijacking.
• Security protection version: DNS address 114.114.114.119 and 114.114.115.119. It can block phishing, virus and Trojan horse websites, and ensure the security of online banking, securities and other online activities.
• Youth protection version: DNS addresses 114.114.114.110 and 114.114.115.110. Suitable for schools and parents to block pornographic websites.

The delay is around 25ms, and there is basically no packet loss.

Alibaba DNS

Address: 223.5.5.5, 223.6.6.6

Note: The delay is about 5ms, and there is basically no packet loss. Relying on Alibaba Cloud Computing, the domestic access speed has an advantage, but from 24:00 on September 30, 2024, Alibaba will implement intelligent traffic control for the free version of public DNS. When the number of requests for a single IP exceeds 20QPS (queries per second) or the UDP/TCP traffic exceeds 2000bps, the speed limit policy will be triggered.

Tencent DNS

Address: 119.29.29.29 and 182.254.116.116

Note: Similar to Alibaba DNS, but without threshold restrictions.

Baidu DNS

Address: 180.76.76.76

Note: Similar to Alibaba DNS, but without threshold restrictions.

V2EX DNS

Address: 199.91.73.222, 178.79.131.110

Note: The latency is relatively high, over 250ms, and packets are occasionally dropped, but the user experience is acceptable.

Google DNS

Address: 8.8.8.8, 8.8.4.4

Note: Google deploys DNS servers, which are well-known and have a delay of about 50ms. The speed is acceptable, but packet loss is serious in some parts of the country.

OpenDNS

Address: 208.67.222.222, 208.67.220.220

Note: This is a well-known and long-established DNS server with a delay of about 180ms and occasional packet loss.

OneDNS

Address: 112.124.47.27, 114.215.126.16

Description: The official said that it can block advertisements and speed up access to some websites. It is a new DNS server single node with a delay of about 40ms.

Norton DNS

Address: 198.153.192.50, 198.153.194.50

Description: Produced by Norton, safe and stable.

These DNS are free, and most of them are faster and more stable than the DNS provided by the ISP. If domestic users have no special requirements, choose 114DNS; if you want pure DNS, you can choose V2EX DNS or OpenDNS; overseas users prefer Google DNS, depending on the network conditions.