
| 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) | |||||
| cn | 86400 | DS |
57724 8 2 5d0423633eb24a499be78aa22d1c0c9ba36218ff49fd95a4cdf1a4ad97c67044 | 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 20250423210000 20250410200000 53148 . DFoyYsf+QuMq5PCcmrLRnbblH3MPPjZp 4+Ef4j1AHR4tdNMNf9eSQViXjYkzls0S bM5nmmk5ehok3Wmw0ZIC43vJ/ae8IS0R l3Aw/GNr2B64Nlh/A6skooFxsJZyK/WA A5S/1D8F99yJyGp/m25oVp4xgZLDOR64 l5L6IKrFs+OcOX5LqWaN4o0Ly37eOd3x RJygWYEAScHZP57td1zPEky8Iom1pI8X 7emvgbhlEByHg5S2yEnDxC/lAPsrmoVG WiD17kTJX1Nu+02n3zfZJm2tHYZ5LZbf krFMq7QSo0vQnP28Vo71zz1mnyEKh9pV yX7rF0lBa+2/CY0A1UVNHw== | 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 | 383 | 383 | 422 | 422 | 410 | 410 | 396 | 396 | 404 | 404 | 366 | 366 | 391 | 391 | 379 | 379 | 377 | 377 | |||
| Response time (ms) | OK | 12 | 12 | 65 | 68 | 17 | 18 | 6 | 7 | 7 | 8 | 9 | 9 | 66 | 67 | 30 | 32 | 7 | 10 | 12 | 13 | 77 | 74 | 67 | 67 | 8 | 6 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| cn | 86400 | DNSKEY |
256 3 8 AwEAAaxMabJOjpV+ccAKgWjP1UBfVBN+ VCFu92scQydffI3tNiFJ35GHGV8ktSQn 72LYgMHUlibAX10D5a8BR2+6RSA6pUNI MnUuLwMAa03avcbvQcX8eG+C3Ys3VBi6 sYMw7hXlxhZHMq9GPtsXtOjZfm9DAe7r z7T1pO5M0YniheXR ; key tag = 38388
257 3 8 AwEAAd4vztGWGI+qShKPs9MaXFqZIDgc noUh59OnUHOi7w67q5oMXynRF2W1nyfg 9RPV7ZY7oR2IaDm3/avBMUYokFLsyE8N avUfZORhoN0hnC6dRiv8VrYDCjj5VSh7 kwk157mm3BxLn1XTs9Jys44bJ17fNxNj S4AGdUa94pOdGPTycSeJ76dUtWp8jz9f fborCWvsXtp3AsEJs7eFAmOJIqllE3gl 4w2GmEKaq+AdYG7j1T5uWVg+sIZ1GCof i/+1ml6U588bqKzUSkjA4Gn+ZoLToviP SYAIC2/KeEYt1RYzUc3H72ScM+Kv2o+Z tC2YRSmrnVGqcSTriysYdlzmU7c= ; key tag = 57724 | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | DNSKEY 8 1 86400 20250424122541 20250325115559 38388 cn. fbe5tpGX1s1l3JXBr2Xz64rp/Oeb/yAg 36D5rAxt5rCgAaKWskuCZzCQcN0FepsI tiq4cYxLLcpLrHWH7Yb5JO7NPknr4dyk FQR2+eboKBm30lf737C72mxOUgSdWM2M Kv9V8E9PbYU+Ti8VW8ibvkS5LwDAiFYJ XoAcLyuJCEo= | VALID | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| 86400 | RRSIG | DNSKEY 8 1 86400 20250424122541 20250325115559 57724 cn. X0sBhWQdV6U8Qv0o2RCj5jlQ40OFYLLT tvKEpKOJTtpYRbm7qnfjTQXDSMCxoZjk 8LncNKvK0NuBa6ln/sY76PvNuAdMoJGE BL1iiMBNEHYqDhP3Wzixn/QcVYJApZxJ CxpvAzM2ik0Jg2qihq26eOXbjP5MQN8O MTKm3V0Kjpiugd5BHEDjNHkuZeKetWu9 l3rwoIaq0hFn3TQDYEkGQHJnvKAoN6Wb s59R494uMki9R0GBzLXd5HLy/bAWMDA9 tjWozc5RG0Q7EjWMkzE0FVoYI7vm4iKC RRAWpqGc2dc7yWCg2eC3tizGcp0CCNXB a87zYXC6JOJaYR4CqoZNiw== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | 4/0/1 | |||
| Response size (bytes) | OK | 907 | 907 | 907 | 907 | 907 | 907 | 907 | 907 | 907 | 907 | 935 | 935 | 935 | 935 | |||
| Response time (ms) | OK | 235 | 86 | 87 | 184 | 101 | 183 | 87 | 177 | 222 | 187 | 874 | 205 | 222 | 446 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| cn | 86400 | NS |
a.dns.cn.
b.dns.cn.
c.dns.cn.
d.dns.cn.
e.dns.cn.
ns.cernet.net. | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | NS 8 1 86400 20250424122728 20250325115459 38388 cn. VgaJvKijWBxwQmtg0LfhlqgQE1721n2b 8pHSPz7HmIKkqRuTR5Aih8gKfssQl8SK /i9nB0ZERY6QEhh+atH+oULNTllPbB/Y nwp+8LFzpccjs2XDyGMqnk8Rfl88cTT9 mcYkorgkMPpOD9/Vv0Trt55sCq36ac8b R9GOD47y1d8= | VALID | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | |||
| Response size (bytes) | OK | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 334 | 334 | 334 | 334 | |||
| Response time (ms) | OK | 186 | 46 | 48 | 149 | 65 | 147 | 48 | 144 | 173 | 148 | 99 | 167 | 182 | 196 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| 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 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | 0/8/1 | |||
| Response size (bytes) | OK | 1097 | 1097 | 1097 | 1097 | 1097 | 1097 | 1097 | 1097 | 1097 | 1097 | 1028 | 1028 | 1028 | 1028 | |||
| Response time (ms) | OK | 234 | 86 | 88 | 186 | 100 | 182 | 88 | 176 | 221 | 183 | 684 | 204 | 222 | 241 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| cn | 86400 | NS |
a.dns.cn.
b.dns.cn.
c.dns.cn.
d.dns.cn.
e.dns.cn.
ns.cernet.net. | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | NS 8 1 86400 20250424122728 20250325115459 38388 cn. VgaJvKijWBxwQmtg0LfhlqgQE1721n2b 8pHSPz7HmIKkqRuTR5Aih8gKfssQl8SK /i9nB0ZERY6QEhh+atH+oULNTllPbB/Y nwp+8LFzpccjs2XDyGMqnk8Rfl88cTT9 mcYkorgkMPpOD9/Vv0Trt55sCq36ac8b R9GOD47y1d8= | VALID | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | 7/0/1 | |||
| Response size (bytes) | OK | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 330 | 334 | 334 | 334 | 334 | |||
| Response time (ms) | OK | 186 | 46 | 48 | 149 | 65 | 147 | 48 | 144 | 173 | 148 | 99 | 167 | 182 | 196 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| 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 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 524 | 524 | 524 | 524 | |||
| Response time (ms) | OK | 237 | 122 | 117 | 217 | 138 | 186 | 85 | 180 | 223 | 220 | 822 | 240 | 256 | 456 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| 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 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 524 | 524 | 524 | 524 | |||
| Response time (ms) | OK | 235 | 83 | 87 | 185 | 102 | 187 | 86 | 178 | 222 | 188 | 874 | 205 | 222 | 235 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| 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 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | 0/4/1 | |||
| Response size (bytes) | OK | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 529 | 524 | 524 | 524 | 524 | |||
| Response time (ms) | OK | 210 | 65 | 66 | 162 | 76 | 159 | 66 | 153 | 201 | 163 | 785 | 184 | 202 | 437 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| cn | 0 | NSEC3PARAM |
1 0 10 aef123ab | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 0 | RRSIG | NSEC3PARAM 8 1 0 20250424122541 20250325115559 38388 cn. QgBugNluUc4YAN7bKSLNHXqJs7MUEsfz bdo2FYJvVslz++kzf34yRW5UcawjuYIf hXeD4Tsp+ZvgU81caxbgWBjwyFK8WsPN 5AiWmW91qSaKo+P8rKiyUNbSc9n02P5m RQrABlcuGQP8aKMRSixQymttY0AYkyNn DS5aebKF4Og= | VALID | 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 | 2/7/1 | 2/7/1 | 2/7/1 | 2/7/1 | |||
| Response size (bytes) | OK | 214 | 214 | 214 | 214 | 214 | 214 | 214 | 214 | 214 | 214 | 517 | 517 | 517 | 517 | |||
| Response time (ms) | OK | 238 | 123 | 118 | 221 | 139 | 220 | 123 | 215 | 256 | 221 | 829 | 239 | 256 | 472 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| a.dns.cn. (203.119.25.1) | a.dns.cn. (2001:dc7::1) | b.dns.cn. (203.119.26.1) | b.dns.cn. (2001:dc7:1::1) | c.dns.cn. (203.119.27.1) | c.dns.cn. (2001:dc7:2::1) | d.dns.cn. (2001:dc7:1000::1) | d.dns.cn. (203.119.28.1) | e.dns.cn. (203.119.29.1) | e.dns.cn. (2001:dc7:3::1) | ns.cernet.net. (103.137.60.44) | ns.cernet.net. (202.112.0.44) | ns.cernet.net. (2001:250:c006::44) | ns.cernet.net. (2001:dd9::44) | |||||
| cn | 86400 | SOA |
a.dns.cn. root.cnnic.cn. 2033275623 7200 3600 2419200 21600 | OK | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | SOA 8 1 86400 20250511045845 20250411035845 38388 cn. YDaf2PS5MDnHC4HySJgKf6yO4TpXulw8 TO92w0KNEZ3FE8iJU4inUKjXStqCP7jW NDlax3fs/2BAX+xu6Uy0FkSG0LuHDywJ PvpXAAgvyrNpFoPnyjxzOPyH2rSiVRL8 7eClD7zjecqazJzjJWvmMdLPP6F8oRvm FyHeGJvxhKI= | VALID | 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 | 2/7/1 | 2/7/1 | 2/7/1 | 2/7/1 | |||
| Response size (bytes) | OK | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 250 | 545 | 545 | 545 | 545 | |||
| Response time (ms) | OK | 204 | 66 | 66 | 161 | 74 | 160 | 66 | 151 | 204 | 161 | 868 | 184 | 203 | 289 | |||