View on GitHub

DNSViz: A DNS visualization tool

cz

Updated: 2026-04-23 11:11:08 UTC (3 hours, 57 minutes ago) Update now
« Previous analysis | Next analysis »
DNS Server Responses

Responses for cz/DS

NameTTLTypeDataStatusReturned by
a.root-servers.net. (198.41.0.4)a.root-servers.net. (2001:503:ba3e::2:30)b.root-servers.net. (170.247.170.2)b.root-servers.net. (2801:1b8:10::b)c.root-servers.net. (192.33.4.12)c.root-servers.net. (2001:500:2::c)d.root-servers.net. (199.7.91.13)d.root-servers.net. (2001:500:2d::d)e.root-servers.net. (192.203.230.10)e.root-servers.net. (2001:500:a8::e)f.root-servers.net. (192.5.5.241)f.root-servers.net. (2001:500:2f::f)g.root-servers.net. (192.112.36.4)g.root-servers.net. (2001:500:12::d0d)h.root-servers.net. (198.97.190.53)h.root-servers.net. (2001:500:1::53)i.root-servers.net. (192.36.148.17)i.root-servers.net. (2001:7fe::53)j.root-servers.net. (192.58.128.30)j.root-servers.net. (2001:503:c27::2:30)k.root-servers.net. (193.0.14.129)k.root-servers.net. (2001:7fd::1)l.root-servers.net. (199.7.83.42)l.root-servers.net. (2001:500:9f::42)m.root-servers.net. (2001:dc3::35)m.root-servers.net. (202.12.27.33)
cz86400DS
20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2
OKYYYYYYYYYYYYYYYYYYYYYYYYYY
86400RRSIG
DS 8 1 86400 20260506050000 20260423040000 54393 . bl/dEUM8+7+2qwa0W60hDS66GE2WvFan e4tRYjfa5bwANF8fLdkSVyXdtyCqXo+d Jxf9oaBLm+q11kbj1gqFQ5aCXNugiQDq eZQ3Gj+gJl7qFGtmtdRVGwEZ2qP2eIke JCOSWDn9jmTO9NBUMtCzCmnbkIMXRCzZ 1qqTqAmN59AskYgiIBWzMbfYZdaMMQEj tXgSFEXnQo5NbVANfJGnmrp/7vgl6Myt uRgyCW5tvy3gmz1YOvVvwYtBHJm7N7y6 Fj7S3Y11JrC7g73gXmHVcFWN5kzPDnrS oX93+s1umo49rMvBLHXnVwYlOalw9OtA 41s42krbrjUhnwEZkYGeLg==
VALIDYYYYYYYYYYYYYYYYYYYYYYYYYY
RR count (Answer/Authority/Additional)OK2/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/1
Response size (bytes)OK386386376376422422396396366366422422410410396396404404366366391391379379377377
Response time (ms)OK53649746950849047743753653649111470487500490134492536437523497495516477

Responses for cz/DNSKEY

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
cz3600DNSKEY
256 3 13 8gZxcyPWWLwX9/ejpFTBzls/8mO07gMR STfb7YOE8zj9svJEadG62nGBL9PKsPxN G4ABh6dMbaqF+/sDmU7p8Q== ; key tag = 44691
257 3 13 nqzH7xP1QU5UOVy/VvxFSlrB/XgX9JDJ zj51PzIj35TXjZTyalTlAT/f7PAfaSD5 mEG1N8Vk9NmI2nxgQqhzDQ== ; key tag = 20237
OKYYYYYYYY
3600RRSIG
DNSKEY 13 1 3600 20260502022134 20260418005134 20237 cz. CsOaKbmLpu48Y4vh4v3Pbejo7dQEiR5e /jthgV79aiQuv706WYykMPyysFl/11Ns SuzxK7HtUhATtTPf1xUKjw==
VALIDYYYYYYYY
RR count (Answer/Authority/Additional)OK3/0/13/0/13/0/13/0/13/0/13/0/13/0/13/0/1
Response size (bytes)OK316316315315312312316316
Response time (ms)OK756862878828837144878852

Responses for cz/NS

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
cz3600NS
a.ns.nic.cz.
b.ns.nic.cz.
c.ns.nic.cz.
d.ns.nic.cz.
OKYYYYYYYY
3600RRSIG
NS 13 1 3600 20260424214717 20260410201717 44691 cz. N50X5HAJGdmAoVU9c2qdUUN7yRGtIlTS XHobF0SSzGstTfcta1c3bzTPN8zlp92P TWIEEPdeYUHc7hEqW1oU2w==
VALIDYYYYYYYY
RR count (Answer/Authority/Additional)OK5/0/75/0/75/0/75/0/75/0/75/0/75/0/75/0/7
Response size (bytes)OK359359358358355355359359
Response time (ms)OK128833002862743172060

Responses for cz/CDS

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
RR count (Answer/Authority/Additional)OK0/4/10/4/10/4/10/4/10/4/10/4/10/4/10/4/1
Response size (bytes)OK398398397397394394398398
Response time (ms)OK498733106510861085962706733

Responses for cz/CDNSKEY

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
RR count (Answer/Authority/Additional)OK0/4/10/4/10/4/10/4/10/4/10/4/10/4/10/4/1
Response size (bytes)OK398398397397394394398398
Response time (ms)OK410390718718718717390385

Responses for cz/NS

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
cz3600NS
a.ns.nic.cz.
b.ns.nic.cz.
c.ns.nic.cz.
d.ns.nic.cz.
OKYYYYYYYY
3600RRSIG
NS 13 1 3600 20260424214717 20260410201717 44691 cz. N50X5HAJGdmAoVU9c2qdUUN7yRGtIlTS XHobF0SSzGstTfcta1c3bzTPN8zlp92P TWIEEPdeYUHc7hEqW1oU2w==
VALIDYYYYYYYY
RR count (Answer/Authority/Additional)OK5/0/75/0/75/0/75/0/75/0/75/0/75/0/75/0/7
Response size (bytes)OK359359358358355355359359
Response time (ms)OK128833002862743172060

Responses for cz/CNAME

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
RR count (Answer/Authority/Additional)OK0/4/10/4/10/4/10/4/10/4/10/4/10/4/10/4/1
Response size (bytes)OK398398397397394394398398
Response time (ms)OK437438717717717717438422

Responses for cz/SOA

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
cz3600SOA
a.ns.nic.cz. hostmaster.nic.cz. 1776941235 900 300 604800 900
OKYYYYYYYY
3600RRSIG
SOA 13 1 3600 20260507104718 20260423091718 44691 cz. y+4moQEq4TO80aEdJiYS0dkgCrF4/djv TZyCBlHhuYhGdmNc7Jfbyxu0daiwIP9D Get3C/7fFhxF/utTSmOZSA==
VALIDYYYYYYYY
RR count (Answer/Authority/Additional)OK2/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/1
Response size (bytes)OK212212211211208208212212
Response time (ms)OK8868591272123012731238849857

Responses for qhb7e.4uxmj.cz/A

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
RR count (Answer/Authority/Additional)OK0/8/10/8/10/8/10/8/10/8/10/8/10/8/10/8/1
Response size (bytes)OK770770769769766766770770
Response time (ms)OK372447614657657610433477

Responses for cz/NSEC3PARAM

NameTTLTypeDataStatusReturned by
a.ns.nic.cz. (194.0.12.1)a.ns.nic.cz. (2001:678:f::1)b.ns.nic.cz. (194.0.13.1)b.ns.nic.cz. (2001:678:10::1)c.ns.nic.cz. (194.0.14.1)c.ns.nic.cz. (2001:678:11::1)d.ns.nic.cz. (193.29.206.1)d.ns.nic.cz. (2001:678:1::1)
cz900NSEC3PARAM
1 0 0 05ba4259da94e59c
OKYYYYYYYY
900RRSIG
NSEC3PARAM 13 1 900 20260424214717 20260410201717 44691 cz. aiujWBFH0a4opWzuFkGCGwIGsQfx+L0B Y45SmvfF4wXyoTG2JPYhcWJtRckH9oLR MFNcdRhuzpMhWYsSAu6zZA==
VALIDYYYYYYYY
RR count (Answer/Authority/Additional)OK2/0/12/0/12/0/12/0/12/0/12/0/12/0/12/0/1
Response size (bytes)OK181181180180177177181181
Response time (ms)OK300263427512428421267261