Topics

• 2011-10-17 JP DNS configuration change. (IP renumber F.DNS.JP)
• 2010-09-08 JP DNS configuration change. (IP renumber C.DNS.JP)
• 2008-11-11 JP DNS configuration change. (add IPv6 of B.DNS.JP)
• 2008-10-28 JP DNS configuration change. (add G.DNS.JP)
• 2008-10-06 JP DNS configuration change. (add C.DNS.JP)
• 2005-04-22 C.dns.jp was deleted from this page.
• 2005-03-23 Change of JP DNS Server Configuration
• 2004-11-15 Service termination of JP DNS former server (former a.dns.jp)
• 2004-07-21 AAAA glue records for JP DNS name servers had been added in root zone.

About JP DNS Servers

JP DNS Servers are operated by the following addresses and organizations.

• a.dns.jp (JPRS)
  - IPv4: 203.119.1.1
  - IPv6: 2001:dc4::1
  
  
• b.dns.jp (JPNIC)
  - IPv4: 202.12.30.131
  - IPv6: 2001:dc2::1
  
  
• c.dns.jp (JPRS)(*)
  - IPv4: 156.154.100.5
  - IPv6: 2001:502:ad09::5
  
  
• d.dns.jp (IIJ)
  - IPv4: 210.138.175.244
  - IPv6: 2001:240::53
  
  
• e.dns.jp (WIDE)
  - IPv4: 192.50.43.53
  - IPv6: 2001:200:c000::35
  
  
• f.dns.jp (SINET)
  - IPv4: 150.100.6.8
  - IPv6: 2001:2f8:0:100::153
  
  
• g.dns.jp (JPRS)
  - IPv4: 203.119.40.1
  
  (*) c.dns.jp does not serve in-addr.arpa zones for the IP address blocks managed by JPNIC.

Information

• 2004-11-15 Service termination of JP DNS former server (former a.dns.jp)

Link

• root-servers.org
• RIPE dnsmon
• DNS Technical Information provided by JPRS -- Japanese version only

Other

• Contact dnstech-info@jprs.jp
• Copyright