
| Name | TTL | Type | Data | Status | Returned 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) | |||||
| cz | 86400 | DS |
20237 13 2 cff0f3ecdbc529c1f0031ba1840bfb835853b9209ed1e508fff48451d7b778e2 | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | DS 8 1 86400 20251202170000 20251119160000 61809 . xGzS3vv8MJ0/FSpvYrsbRPmuuXX0W+y8 A+yB6PqgNpF7cVtvBEarQRhi3TweE2xo 9SqTpMtWjCbeXQMLAQdA9F2teboEEBjH kUNZoJ7bBkEKgh4G/k1RtnHUOrxxOSNk AoAQcPCC6ITerhSV0J4pgUSxfqWk+3Nj t+p5C2lvEG9hAchJnxHUQnDfAN0cSAc3 D8h/Hg7wxBJBll/Zj3bNHHX0Bsal42/A Yqc2oyBV5TxOvsXaOavjryW1Zs03NTJL i3fToBt0iL+14rFLE4MEz2oIJPQ1Hi1h HeMc+NlVlmWJnoiKjdmWp7zNpJy6C77t 4lebFMVT3JN6vQpLoktVZg== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 384 | 384 | 376 | 376 | 422 | 422 | 396 | 396 | 366 | 366 | 422 | 422 | 410 | 410 | 396 | 396 | 404 | 404 | 366 | 366 | 391 | 391 | 379 | 379 | 377 | 377 | |||
| Response time (ms) | OK | 13 | 12 | 68 | 69 | 18 | 18 | 7 | 8 | 9 | 14 | 10 | 9 | 63 | 63 | 64 | 64 | 8 | 11 | 13 | 13 | 74 | 76 | 69 | 68 | 9 | 8 | |||
| Name | TTL | Type | Data | Status | Returned 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) | |||||
| cz | 3600 | DNSKEY |
256 3 13 /n7Dzks4cNDqtfKqrcpvJO8cLOTA7xVN k8zANQ7GsGjoQDRVweeEvGWV9s91DhG6 ZrCrpr9aaK1ZgyyrMcq3XA== ; key tag = 29247
257 3 13 nqzH7xP1QU5UOVy/VvxFSlrB/XgX9JDJ zj51PzIj35TXjZTyalTlAT/f7PAfaSD5 mEG1N8Vk9NmI2nxgQqhzDQ== ; key tag = 20237 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | DNSKEY 13 1 3600 20251202162134 20251118145134 20237 cz. X0HXcYPOMYBMwuZHoP6nBwk+nFSAOeL+ t6m0T3eTxpRu7B3h1wTCDytMAu9/jIX3 ZLrNLqyQqw2yPLKJ2fVKaw== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 3/0/1 | 3/0/1 | 3/0/1 | 3/0/1 | 3/0/1 | 3/0/1 | 3/0/1 | 3/0/1 | |||
| Response size (bytes) | OK | 316 | 316 | 315 | 315 | 312 | 312 | 316 | 316 | |||
| Response time (ms) | OK | 53 | 52 | 159 | 159 | 120 | 114 | 52 | 52 | |||
| Name | TTL | Type | Data | Status | Returned 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) | |||||
| cz | 3600 | NS |
a.ns.nic.cz.
b.ns.nic.cz.
c.ns.nic.cz.
d.ns.nic.cz. | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | NS 13 1 3600 20251125114710 20251111101710 29247 cz. jpd/Elb21uBcIb8O6QPJDO7pOuLvTKN4 00NaSx4QygNk4HLkhRnn/bnl7adahMs2 ixFALA3PD0ELHwAfAwo5GQ== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | |||
| Response size (bytes) | OK | 359 | 359 | 358 | 358 | 355 | 355 | 359 | 359 | |||
| Response time (ms) | OK | 28 | 19 | 139 | 142 | 108 | 101 | 23 | 24 | |||
| Name | TTL | Type | Data | Status | Returned 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) | OK | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | |||
| Response size (bytes) | OK | 775 | 775 | 774 | 774 | 771 | 771 | 775 | 775 | |||
| Response time (ms) | OK | 35 | 32 | 147 | 151 | 125 | 110 | 33 | 29 | |||
| Name | TTL | Type | Data | Status | Returned 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) | OK | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 398 | 398 | 397 | 397 | 394 | 394 | 398 | 398 | |||
| Response time (ms) | OK | 36 | 35 | 154 | 153 | 123 | 114 | 35 | 31 | |||
| Name | TTL | Type | Data | Status | Returned 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) | OK | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 398 | 398 | 397 | 397 | 394 | 394 | 398 | 398 | |||
| Response time (ms) | OK | 39 | 39 | 155 | 153 | 123 | 111 | 39 | 37 | |||
| Name | TTL | Type | Data | Status | Returned 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) | |||||
| cz | 3600 | NS |
a.ns.nic.cz.
b.ns.nic.cz.
c.ns.nic.cz.
d.ns.nic.cz. | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | NS 13 1 3600 20251125114710 20251111101710 29247 cz. jpd/Elb21uBcIb8O6QPJDO7pOuLvTKN4 00NaSx4QygNk4HLkhRnn/bnl7adahMs2 ixFALA3PD0ELHwAfAwo5GQ== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | 5/0/7 | |||
| Response size (bytes) | OK | 359 | 359 | 358 | 358 | 355 | 355 | 359 | 359 | |||
| Response time (ms) | OK | 28 | 19 | 139 | 142 | 108 | 101 | 23 | 24 | |||
| Name | TTL | Type | Data | Status | Returned 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) | OK | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 398 | 398 | 397 | 397 | 394 | 394 | 398 | 398 | |||
| Response time (ms) | OK | 45 | 43 | 156 | 154 | 122 | 114 | 45 | 41 | |||
| Name | TTL | Type | Data | Status | Returned 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) | |||||
| cz | 3600 | SOA |
a.ns.nic.Cz. hostmaster.nic.Cz. 1763603229 900 300 604800 900 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | SOA 13 1 3600 20251204014711 20251120001711 29247 cz. EAT3P33p1PPHpEPkcvm5ImMPDD5N4YJj tUoCtjVgi22dOJk8Xq6XrvBKuF0M0g36 KThFJ2dOI+6GN82MXSjotw== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 212 | 212 | 211 | 211 | 208 | 208 | 212 | 212 | |||
| Response time (ms) | OK | 72 | 73 | 277 | 281 | 216 | 201 | 72 | 73 | |||
| Name | TTL | Type | Data | Status | Returned 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) | |||||
| cz | 900 | NSEC3PARAM |
1 0 0 3c5601f93ed384d2 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 900 | RRSIG | NSEC3PARAM 13 1 900 20251125114710 20251111101710 29247 cz. +9X72Cuzsto6oTuCs+8juHZVKpIXLdU5 2QLCOquj2y8yqjov1rtjhNjbMM8vNlUm GaQe9YT7CCEu4bDBF03wUQ== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | 2/0/1 | |||
| Response size (bytes) | OK | 181 | 181 | 180 | 180 | 177 | 177 | 181 | 181 | |||
| Response time (ms) | OK | 57 | 55 | 163 | 162 | 119 | 114 | 57 | 55 | |||