Public DNS Servers in Japan

Discover the most reliable public DNS servers operating in Japan. Our continuously updated list provides real-time performance metrics, uptime statistics, and detailed information about each DNS resolver. Whether you're looking for the fastest response times or the most feature-rich DNS service, you'll find comprehensive data to make an informed decision.

Each DNS server listed below includes detailed metrics such as reliability scores, average response times, supported features (DoH, DoT), and 30-day performance history. Use the filters to narrow down your search by status, reliability threshold, or provider organization. All servers are actively monitored to ensure you have access to the most current and accurate information.

Using DNS servers located in Japan can provide several advantages for users in the region. Geographic proximity typically results in lower latency and faster DNS resolution times, which translates to quicker website loading and improved overall internet performance. Local DNS servers may also have better knowledge of regional content delivery networks (CDNs) and can route your requests more efficiently.

Key Benefits of Local DNS Servers

• Lower Latency - Reduced physical distance means faster query response times
• Better CDN Routing - Local servers understand regional content delivery infrastructure
• Regional Compliance - Some DNS providers offer region-specific privacy and data handling policies
• Network Resilience - Local infrastructure may be more stable during international network issues

Understanding DNS Performance Metrics

When evaluating DNS servers, pay attention to these key metrics displayed in our list:

• Reliability Score - Percentage of successful queries over the last 30 days (aim for 99%+)
• Average Response Time - Time taken to resolve DNS queries, measured in milliseconds (lower is better)
• Current Status - Real-time availability indicator (online/offline)
• Supported Features - Security and privacy features like DoH, DoT, and IPv6
• Performance History - 30-day sparkline charts showing availability and response time trends

Browse the complete list of public DNS servers above, or return to the main DNS servers list to explore servers in other countries.