
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| cuce.ruk.cuni.cz. (195.113.0.8) | cuce.ruk.cuni.cz. (2001:718:1e03:1::8) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | nsa.ces.net. (195.113.144.205) | nsa.ces.net. (2001:718:1:1::144:205) | |||||
| mff.cuni.cz | 86400 | DS |
47500 13 2 6e5316a92bf1ac95f4f9916f57195d305a9e08ef7d0fdda6274f47b03a6abc19 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 86400 | RRSIG | DS 13 3 86400 20251219060427 20251205060337 43474 cuni.cz. fBQtMx0vORL3T15mjKB5UO70oJu5hTGN LC+g++9LRHML48neshd8g9Sks42T8x+P i9QAKIt1e417SmBl+/OZJQ== | 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 | 219 | 219 | 219 | 219 | 219 | 219 | 198 | 198 | |||
| Response time (ms) | OK | 191 | 193 | 192 | 190 | 192 | 194 | 188 | 191 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 3600 | DNSKEY |
257 3 13 1PMTgkDSUJEO8PbtFEtJ6sqtBUwlqv5y WMAQpedPoJtvJ9Oxoen3OJoFxEnZCFBC ouNsR58PYdzYDowWEQAJVw== ; key tag = 47500 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | DNSKEY 13 3 3600 20251212074051 20251128073224 47500 mff.cuni.cz. JilCTODOuVscTEDyKpNKqTKyWtgRgO1p l09pkHZomiVCzwwJ/NBONvfZ4piuWV00 6SEkiDXCUiKbV2KUxE2QHg== | 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 | 255 | 255 | 255 | 255 | 255 | 255 | 255 | 255 | |||
| Response time (ms) | OK | 266 | 267 | 266 | 266 | 267 | 265 | 266 | 267 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 28800 | NS |
ns.n.mff.cuni.cz.
ns.ms.mff.cuni.cz.
sns.ms.mff.cuni.cz.
david.ruk.cuni.cz.
golias.ruk.cuni.cz. | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 28800 | RRSIG | NS 13 3 28800 20260317072043 20251117062242 47500 mff.cuni.cz. X8/ITJwS+KQ3O7KaC0svpsTrgL8x1CYZ q5HICIQmjuD65Amog+yVXrOCgsIRYBgp W3CChK4N+5FhAQRQcTfaPw== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | |||
| Response size (bytes) | OK | 312 | 306 | 306 | 306 | 283 | 283 | 283 | 283 | |||
| Response time (ms) | OK | 144 | 146 | 149 | 146 | 157 | 150 | 154 | 165 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 3600 | CDNSKEY |
257 3 13 1PMTgkDSUJEO8PbtFEtJ6sqtBUwlqv5y WMAQpedPoJtvJ9Oxoen3OJoFxEnZCFBC ouNsR58PYdzYDowWEQAJVw== | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | CDNSKEY 13 3 3600 20251212074051 20251128073224 47500 mff.cuni.cz. 0IjmH4QC5TU/UNyShCMJ6u0I9+W2Mmv2 khTkohA0QlmTl+P2xw2n28dOuGq+pNkG 0VAg7nOlF1ct+mXQA9lQog== | 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 | 255 | 255 | 255 | 255 | 255 | 255 | 255 | 255 | |||
| Response time (ms) | OK | 300 | 304 | 301 | 302 | 303 | 300 | 302 | 304 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 28800 | TXT |
"v=spf1 mx ip4:195.113.0.0/16 ip6:2001:718:1e03::/48 ?all" | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 28800 | RRSIG | TXT 13 3 28800 20260317072043 20251117062242 47500 mff.cuni.cz. z7yMM9UiYWY3g3ZSKFSmRlHmTYHA7Wgh VhlryWwNkLRwW0AfDulE2m8egwwJZJjw pxtMejGVrbJKIs19p+/gxA== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | |||
| Response size (bytes) | OK | 488 | 482 | 482 | 482 | 459 | 459 | 459 | 459 | |||
| Response time (ms) | OK | 174 | 186 | 178 | 180 | 184 | 174 | 182 | 188 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 28800 | SOA |
ns.ms.mff.cuni.cz. hostmaster.ms.mff.cuni.cz. 2025101385 3600 1200 2419200 3600 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 28800 | RRSIG | SOA 13 3 28800 20251212083224 20251128073224 47500 mff.cuni.cz. 3FUCJu7F8yHfKDuJIams2NQ+tjtkYLnA uF73Sub79dWkIv+FEPwocs/hPKEjClbw mS6yJ8PJOuOJeVT2p4upHg== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | |||
| Response size (bytes) | OK | 438 | 432 | 432 | 432 | 409 | 409 | 409 | 409 | |||
| Response time (ms) | OK | 308 | 317 | 310 | 312 | 321 | 319 | 315 | 323 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 0 | NSEC3PARAM |
1 0 0 - | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 0 | RRSIG | NSEC3PARAM 13 3 0 20251212020516 20251128011805 47500 mff.cuni.cz. nSUMXUGhIX4RxpZu7B1wRi2Dd5gVXas7 jF9+SXchWUrH5Zz9/ViPaVnqkYrfvD16 oC8t3orr/C4L6dv5R643rQ== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | |||
| Response size (bytes) | OK | 436 | 430 | 430 | 430 | 407 | 407 | 407 | 407 | |||
| Response time (ms) | OK | 223 | 159 | 153 | 224 | 160 | 160 | 144 | 151 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 28800 | MX |
20 smtp1.ms.mff.cuni.cz.
20 smtp2.ms.mff.cuni.cz. | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 28800 | RRSIG | MX 13 3 28800 20260317072043 20251117062242 47500 mff.cuni.cz. c8zG7mFFsUN8LvRlcg0ZybcW8BYQ2c7+ hX1EkjPxLFYDU/Wpeo5BSr/Mf5k5YX4F Flo/gbQDPc6/im1PXOGr0A== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 3/6/1 | 3/6/1 | 3/6/1 | 3/6/1 | 3/6/1 | 3/6/1 | 3/6/1 | 3/6/1 | |||
| Response size (bytes) | OK | 463 | 457 | 457 | 457 | 434 | 434 | 434 | 434 | |||
| Response time (ms) | OK | 245 | 256 | 247 | 250 | 254 | 242 | 252 | 256 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 3600 | CDS |
47500 13 2 6e5316a92bf1ac95f4f9916f57195d305a9e08ef7d0fdda6274f47b03a6abc19 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 3600 | RRSIG | CDS 13 3 3600 20251212074051 20251128073224 47500 mff.cuni.cz. Kd1wDCSwzNLo5yFylhUY3h5K6655Xq/H NUOU0aD7FiQ+XtebDoXBYq5BnLCPZxDb NR4fVyLALVq/gDpGxBLYNQ== | 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 | 223 | 223 | 223 | 223 | 223 | 223 | 223 | 223 | |||
| Response time (ms) | OK | 261 | 263 | 261 | 262 | 263 | 260 | 262 | 265 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 28800 | A |
195.113.27.222 | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 28800 | RRSIG | A 13 3 28800 20260317072043 20251117062242 47500 mff.cuni.cz. XrtPydQU9ICefY5dX92I1Y9/c86JbyYH m6r2xELwInnX0Gmum+leY4RpGjKabaXk U5o267f88kmTKIQyVMkePQ== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | 2/6/1 | |||
| Response size (bytes) | OK | 435 | 429 | 429 | 429 | 406 | 406 | 406 | 406 | |||
| Response time (ms) | OK | 145 | 164 | 145 | 158 | 160 | 152 | 166 | 159 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| 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 | 822 | 822 | 822 | 822 | 800 | 800 | 800 | 800 | |||
| Response time (ms) | OK | 269 | 279 | 269 | 273 | 275 | 267 | 275 | 279 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| mff.cuni.cz | 28800 | NS |
ns.n.mff.cuni.cz.
ns.ms.mff.cuni.cz.
sns.ms.mff.cuni.cz.
david.ruk.cuni.cz.
golias.ruk.cuni.cz. | OK | Y | Y | Y | Y | Y | Y | Y | Y |
| 28800 | RRSIG | NS 13 3 28800 20260317072043 20251117062242 47500 mff.cuni.cz. X8/ITJwS+KQ3O7KaC0svpsTrgL8x1CYZ q5HICIQmjuD65Amog+yVXrOCgsIRYBgp W3CChK4N+5FhAQRQcTfaPw== | VALID | Y | Y | Y | Y | Y | Y | Y | Y | |
| RR count (Answer/Authority/Additional) | OK | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | 6/0/1 | |||
| Response size (bytes) | OK | 312 | 306 | 306 | 306 | 283 | 283 | 283 | 283 | |||
| Response time (ms) | OK | 144 | 146 | 149 | 146 | 157 | 150 | 154 | 165 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| 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 | 427 | 427 | 427 | 427 | 416 | 416 | 416 | 416 | |||
| Response time (ms) | OK | 229 | 235 | 229 | 232 | 234 | 228 | 233 | 236 | |||
| Name | TTL | Type | Data | Status | Returned by | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ns.ms.mff.cuni.cz. (195.113.20.71) | sns.ms.mff.cuni.cz. (195.113.20.77) | ns.n.mff.cuni.cz. (195.113.16.2) | ns.n.mff.cuni.cz. (2001:718:1e03:e01::2) | david.ruk.cuni.cz. (78.128.213.242) | david.ruk.cuni.cz. (2001:718:1203:502::2) | golias.ruk.cuni.cz. (195.113.0.2) | golias.ruk.cuni.cz. (2001:718:1e03:1::2) | |||||
| 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 | 427 | 427 | 427 | 427 | 416 | 416 | 416 | 416 | |||
| Response time (ms) | OK | 168 | 153 | 168 | 170 | 172 | 167 | 171 | 173 | |||