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a.ns.nic.cz
DNS delegation of a.ns.nic.cz updated: February 8, 2012 01:29
Delegation
| step | query | auth | servers |
|---|
| 1 | a.ns.nic.cz. | . | (h,e,a,c,d,l,m,f,j,g,b,k,i).root-servers.net. | | 2 | a.ns.nic.cz. | cz. | (a,b,c,d,f).ns.nic.cz. |
We pick h.root-servers.net, one of the 13 root servers (1), and ask it about a.ns.nic.cz and learn that cz is delegated to five name servers (2), so we ask a.ns.nic.cz and get the following answer:
Authoritative answer
| ANSWER for a.ns.nic.cz. |
|---|
| a.ns.nic.cz. | 1800 | A | 194.0.12.1 | | | 1800 | AAAA | 2001:678:f:0:0:0:0:1 | | | 7200 | NSEC | \# 22 026136026e73036e696302637a000006400000080003 | | | 1800 | RRSIG | \# 154 00010504000007084f3e61c74f2becc71c5e036e696302637a00b8d96849d62140c7105e635d597c77472a96b53a2f87ef5b6d4d34a0548dce396d1ff62538d5b6c4e787a040e8dcd4ab7a5d2fb30c4a22fd2bfc02f87f8b6b8a571fb3e3efedf8f6478aa665502f4505aa59a701d72b86422185547b1ef7c447db392d10527bf8a3ff59726f9607d7a9471b2acaf823d8f78555cbc005d7c0c9 | | | 1800 | RRSIG | \# 154 001c0504000007084f3e61c74f2becc71c5e036e696302637a004109ce50dfd03f3f6e29de6a0f19b66f27e144d8213c894be7ceea9e11736b1f63f198a9ceb2f369005d2bb3bd2b0371a0c7e708b810296be4872d56c257912a9468969ca89a1c50165ee56686333d9cbe5f1f23bb9325762f0e893ac1c8ee0db62a94bb395f8c58b638d091a126a4d01197a8757bd969650d149c6d9cf3a75f | | | 7200 | RRSIG | \# 154 002f050400001c204f3e61c74f2becc71c5e036e696302637a0010ba99225349e439041f5c48b23f0f60d4c12d7018396e427522e721bb239131a4c6b85a850cf2cdd113f77ae6d2b70e3e2be405e49c7143d0d4d0152a9d6268ea8b43d720381d458351217328c732e4a3c76a0b2bacbb163c218a8f81460509e50bc5647cfa5eae7825c2e8582f2d7a129c75ff8682a84fddb9f5f6e899b4ac | | AUTHORITATIVE for a.ns.nic.cz. |
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| nic.cz. | 1800 | NS | a.ns.nic.cz. | | | 1800 | NS | b.ns.nic.cz. | | | 1800 | NS | d.ns.nic.cz. | | ADDITIONAL for a.ns.nic.cz. |
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| b.ns.nic.cz. | 1800 | A | 194.0.13.1 | | d.ns.nic.cz. | 1800 | A | 193.29.206.1 | | b.ns.nic.cz. | 1800 | AAAA | 2001:678:10:0:0:0:0:1 | | d.ns.nic.cz. | 1800 | AAAA | 2001:678:1:0:0:0:0:1 |
cz. net. nic.cz. ns.nic.cz. a.ns.nic.cz. b.ns.nic.cz. c.ns.nic.cz. f.ns.nic.cz. d.ns.nic.cz. root-servers.net. m.root-servers.net. a.root-servers.net. j.root-servers.net. h.root-servers.net. d.root-servers.net. i.root-servers.net. l.root-servers.net. k.root-servers.net. g.root-servers.net. f.root-servers.net. c.root-servers.net. b.root-servers.net. e.root-servers.net.
whois nic.cz
whois root-servers.net
whois nic.cz, nic.cz
domain info api nic.cz
a.ns.nic.cz has two IP numbers (194.0.12.1, 2001:678:f::1). Both are on the same IP network.
Ns-ext.nic.cz, a.ns.xn--hkyrky-ptac70bc.cz, a6.ns.nic.cz and a.ns.cznic.org point to the same IP. Cznic.org, dnstester.cz, jednoheslo.cz, mojeid.cz, dnssec.cz and at least 22 other hosts use a.ns.nic.cz as a name server. Xn--hkyrky-ptac70bc.cz, co.ao and it.ao use a.ns.nic.cz as a name server under another name.
You might also be interested in similar looking domain names: b.ns.nic.cz, c.ns.nic.cz, f.ns.nic.cz, d.ns.nic.cz, ns.nic.cz and a.ns.nfy.ca. Also check www.nic.cz and nic.cz.
RBL listing of a.ns.nic.cz
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