This tool provides China Unicom official and third-party high-quality public DNS server addresses to help users quickly switch DNS resolution services, optimize network connection speed and stability.
1. Find the DNS configuration option in the device network settings.
2. Replace the current DNS address with the IP address provided by the tool.
3. Save the settings and restart the network connection to take effect.
Works on Windows, MacOS, Linux and router devices, no additional software required.
| Start IP | End IP | Geographic location |
|---|---|---|
| 124.161.97.234 | 124.161.97.234 | Sichuan Unicom DNS Server |
| 124.161.97.238 | 124.161.97.238 | Sichuan Unicom DNS Server |
| 124.161.97.242 | 124.161.97.242 | Sichuan Unicom DNS Server |
| 202.96.64.68 | 202.96.64.68 | Liaoning Shenyang Unicom DNS Server |
| 202.96.69.38 | 202.96.69.38 | Dalian Unicom DNS Server in Liaoning Province |
| 202.96.86.18 | 202.96.86.18 | Liaoning Fushun Unicom DNS Server |
| 202.97.224.68 | 202.97.224.69 | Heilongjiang Unicom DNS Server |
| 202.98.0.68 | 202.98.0.68 | Jilin Unicom DNS Server( Provincial General Purpose) |
| 202.98.5.68 | 202.98.5.68 | Jilin Changchun Unicom DNS Server |
| 202.99.96.68 | 202.99.96.68 | Tianjin Unicom DNS |
| 202.99.104.68 | 202.99.104.68 | Tianjin Unicom DNS |
| 202.99.160.68 | 202.99.160.68 | Hebei Unicom DNS Server |
| 202.99.166.4 | 202.99.166.4 | Hebei Unicom DNS Server |
| 202.99.168.8 | 202.99.168.8 | Baoding, Hebei Province Unicom DNS Server |
| 202.99.192.66 | 202.99.192.66 | Shanxi Province Unicom DNS server |
| 202.99.224.67 | 202.99.224.68 | Inner Mongolia Hohhot Unicom DNS Server |
| 202.102.128.68 | 202.102.128.68 | Shandong Province Unicom DNS |
| 202.102.134.68 | 202.102.134.69 | Shandong Province Qingdao Unicom DNS Server |
| 202.102.152.3 | 202.102.152.3 | Shandong Province Jinan Unicom DNS Server |
| 202.102.154.3 | 202.102.154.3 | Shandong Province Unicom DNS Server |
| 202.102.224.68 | 202.102.224.68 | Henan Province Unicom DNS Server |
| 202.102.227.68 | 202.102.227.68 | Henan Province Unicom DNS Server |
| 202.106.0.20 | 202.106.0.20 | Beijing Unicom DNS Server |
| 202.106.46.151 | 202.106.46.151 | Beijing Unicom DNS Server |
| 202.106.196.115 | 202.106.196.115 | Beijing Unicom DNS Server |
| 202.106.196.212 | 202.106.196.217 | Beijing Unicom DNS Server |
| 202.106.196.228 | 202.106.196.228 | Beijing Unicom DNS Server |
| 202.106.196.230 | 202.106.196.230 | Beijing Unicom DNS Server |
| 202.106.196.232 | 202.106.196.232 | Beijing Unicom DNS Server |
| 202.106.196.237 | 202.106.196.237 | Beijing Unicom DNS Server |
| 210.21.4.130 | 210.21.4.130 | Guangzhou City, Guangdong Province, China Unicom DNS server |
| 210.21.196.6 | 210.21.196.6 | Shenzhen Unicom DNS Server, Guangdong Province |
| 211.90.72.65 | 211.90.72.65 | Hohhot, Inner Mongolia Unicom DNS Server |
| 211.90.80.65 | 211.90.80.65 | Taiyuan, Shanxi Province Unicom DNS Server |
| 211.91.88.129 | 211.91.88.129 | Hefei City, Anhui Province Unicom DNS Server |
| 211.92.136.81 | 211.92.136.81 | Guiyang City, Guizhou Province Unicom DNS Server |
| 211.92.144.161 | 211.92.144.161 | Yunnan Kunming Unicom DNS Server |
| 211.93.0.81 | 211.93.0.81 | Yinchuan City, Ningxia Unicom DNS Server |
| 211.93.24.129 | 211.93.24.129 | Harbin City, Heilongjiang Province Unicom DNS Server |
| 211.93.64.129 | 211.93.64.129 | Jilin Province Unicom DNS Server( Provincial General) |
| 211.95.1.97 | 211.95.1.97 | Shanghai Unicom DNS Server |
| 211.95.72.1 | 211.95.72.1 | Shanghai Unicom DNS Server |
| 211.95.193.97 | 211.95.193.97 | Guangzhou City, Guangdong Province Unicom DNS Server |
| 211.97.96.65 | 211.97.96.65 | Haikou City, Hainan Province Unicom DNS Server |
| 218.104.32.106 | 218.104.32.106 | Jiangsu Province Suzhou City Unicom DNS Server |
| 221.3.131.11 | 221.3.131.12 | Unicom DNS Server in Yunnan Province |
| 221.3.136.36 | 221.3.136.39 | Unicom DNS server in Kunming, Yunnan Province |
| 221.3.136.52 | 221.3.136.55 | Unicom DNS server in Kunming, Yunnan Province |
| 221.5.88.88 | 221.5.88.88 | Zhaoqing City, Guangdong Province Unicom DNS Server |
| 221.5.203.86 | 221.5.203.86 | Chongqing Unicom DNS Server |
| 221.5.203.90 | 221.5.203.90 | Chongqing Unicom DNS Server |
| 221.5.203.99 | 221.5.203.99 | Chongqing Unicom DNS Server |
| 221.6.4.66 | 221.6.4.66 | Nanjing, Jiangsu Province Unicom DNS Server |
| 221.7.34.10 | 221.7.34.10 | Lanzhou City, Gansu Province Unicom DNS Server |
| 221.7.92.86 | 221.7.92.86 | Chongqing Unicom DNS Server |
| 221.7.92.98 | 221.7.92.98 | Chongqing Unicom DNS Server |
| 221.7.128.68 | 221.7.128.68 | Nanning Unicom DNS Server, Guangxi |
| 221.7.136.68 | 221.7.136.68 | Guangxi Liuzhou Unicom DNS Server |
| 221.11.132.2 | 221.11.132.2 | Haikou City, Hainan Province Unicom DNS Server |
| 221.12.1.227 | 221.12.1.227 | Zhejiang Province Unicom DNS Server( Provincial General) |
| 221.12.33.227 | 221.12.33.227 | Ningbo City, Zhejiang Province Unicom DNS Server( Provincial General) |