Address

GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK

0 BTG

Confirmed
Total Received 0.02011056 BTG0.21 CZK
Total Sent 0.02011056 BTG0.21 CZK
Final Balance 0 BTG0.00 CZK
No. Transactions 8

Transactions

3c61cccd3ca70391322c65b9d6e0b55e0299ee64d3c9e34d7c57ac2d4e351a2f
mined 2960 days 14 hours ago
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.00325282 BTG11.04 CZK0.03 CZK
GUY9UesqNqNwWW2dUYo3dTAWEKfFuEpyAK 0.01209394 BTG41.04 CZK0.13 CZK
 
GW3fuBpWkLkiyv8hV6zVYqr2kNkm4f2wKB 0.00971096 BTG32.95 CZK0.10 CZK→
GNNbXkmo13nsj9xsBBEKYCA5W3euUdzwwk 0.00500000 BTG16.97 CZK0.05 CZK→
Fee 0.00063580 BTG2.16 CZK0.01 CZK
433361 confirmations 0.01471096 BTG49.92 CZK0.16 CZK
6ef6c140401ccf2bbfa6a97810fe02fb69424461fa3500902e6565e3f633ec04
mined 2960 days 15 hours ago
Gb9DUGYs8RT224uwbHWg8FoErLvzd3bbo2 3.40278163 BTG11546.10 CZK36.07 CZK
 
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.00325282 BTG11.04 CZK0.03 CZK→
GTBAnngPwuyancTybvNdnpb5KATder6iL7 3.39915539 BTG11533.79 CZK36.03 CZK→
Fee 0.00037342 BTG1.27 CZK0.00 CZK
433367 confirmations 3.40240821 BTG11544.83 CZK36.07 CZK
2c95bc7b035f6d4ca302e4047b2c93adcf48855098496dfb9f9d8f1d4516205d
mined 2975 days 23 hours ago
GWdV3euUPLSvWkTzKR4szkZ2GHPHq6SKvn 0.02722944 BTG92.39 CZK0.29 CZK
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.00066406 BTG2.25 CZK0.01 CZK
GdZ79vHfgJ6dZr48z6uTbDVf3BoUk94p13 0.20289285 BTG688.44 CZK2.15 CZK
GRHw7hYXXAJBuY9gjSyptdMZWsEbiFK5xr 0.53000000 BTG1798.36 CZK5.62 CZK
GdSbc9j4teTfY6P7oCmgCAGW9zZZsad2fR 0.03985000 BTG135.22 CZK0.42 CZK
GaG9e99wtBBYMMGBPKGuHMcwUb9Kekm8Ma 0.50000000 BTG1696.57 CZK5.30 CZK
GWqaDHnHP1DQorY6ubNYNc7uK341b9qddB 0.48402937 BTG1642.38 CZK5.13 CZK
GRN9mhmywN73qyZVznBDr1Y7a3UmhhCQGS 0.00393218 BTG13.34 CZK0.04 CZK
GYV19tMsycMwVoFdRjp2aHZYrKh1RAHuru 0.00791051 BTG26.84 CZK0.08 CZK
GfLqcY3EvmVJAVcQa2wH3Wfn4a79BvsHoV 0.01924533 BTG65.30 CZK0.20 CZK
GaCKsNaLiLKxXv9ATVjKxHeTrSKhm67M4C 0.00892840 BTG30.30 CZK0.09 CZK
GZdy6ZTCk1sgLCecLsrJtt3MofHBKasVRP 0.07110842 BTG241.28 CZK0.75 CZK
 
GWzn1CeVTzeKv521ajw5cNkeA2xFrg5bXP 0.00500123 BTG16.97 CZK0.05 CZK→
AZQTBTRdw1i4aiBMoQLwZn55YLP1zNyuCF 1.88578893 BTG6398.74 CZK19.99 CZK→
Fee 0.00500040 BTG16.97 CZK0.05 CZK
435806 confirmations 1.89079016 BTG6415.71 CZK20.04 CZK
21f1676a68fdcb89888e2dabd73d9746b5c02e4f79a56b286e684f9c5483cf89
mined 2976 days ago
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 1.30665669 BTG4433.66 CZK13.85 CZK
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 661.13160537 BTG2243309.12 CZK7008.00 CZK
 
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.00066406 BTG2.25 CZK0.01 CZK→
GXeWuguTsX99DqXRhF8sgeF13UmjcCEfwF 0.00235851 BTG8.00 CZK0.03 CZK→
GfnFSWRPEXThQkQ8g8qVTepnQm4KHs2NLj 0.00507470 BTG17.22 CZK0.05 CZK→
GNRDTi76AazQ82CkVzM3bdrFjBrEYubBw4 0.00990000 BTG33.59 CZK0.10 CZK→
GXR2MppCh4bFr9UrcU24eFRmXkV3ZdGGnF 0.01673000 BTG56.77 CZK0.18 CZK→
GSehobCMa4y1485a95LXyH6UYRtNN9sghp 0.02198900 BTG74.61 CZK0.23 CZK→
GX62jbYz4DAKBLuzWg1o61ZRSiu8mFCDGW 0.02280000 BTG77.36 CZK0.24 CZK→
GaGGtWVwKn3zEPZFz9PJxrV2fbVKrnkPxz 0.03280068 BTG111.30 CZK0.35 CZK→
GSMcnjdgmEU64Dw5F8zjLhRfjH2Fey8M5X 0.04161928 BTG141.22 CZK0.44 CZK→
GYwhWyWemGCfpF5HAEoKpN1btYY8vm6j1Q 0.04443499 BTG150.77 CZK0.47 CZK→
AN9H6yjFRFgEW6vqSKmGab8zBrJWJw5x6z 0.04929011 BTG167.25 CZK0.52 CZK→
AYURcwfbHfdWDz3Veuw689AkBqwBcbvA9G 0.04930284 BTG167.29 CZK0.52 CZK→
GdUrBF7RaJDm8RNqWJgGVxPwR6BDiEXpB2 0.05200000 BTG176.44 CZK0.55 CZK→
Gb4j3VWHXamLvZ2YCk1buaWRjTXUhoE3VH 0.06000000 BTG203.59 CZK0.64 CZK→
GQ3H5NiHxV7YmNsYuYHozN8fEdTPX8YjDR 0.06689233 BTG226.97 CZK0.71 CZK→
GfHWcmHY8J3uR91FEfp1DKvV727XpsS7By 0.07923149 BTG268.84 CZK0.84 CZK×
AYKryE1ufjE1Zf7VfD3RVcqLQCc8UHXbUP 0.08193732 BTG278.02 CZK0.87 CZK→
AJPYrDCLVErvebAYvBH8bPzrt8gNak5EdU 0.09990000 BTG338.97 CZK1.06 CZK→
GWMsV6Vwj4vPzsJNTiehqDD6dFiQugp2Qy 0.11621999 BTG394.35 CZK1.23 CZK×
GYtoM6gfvGfgu4rxFfroC9bXUs3tCZqLfp 0.12544181 BTG425.64 CZK1.33 CZK→
AV5LAPXD8kXfmZ5AsxhzUbwGBPtvNC1zt2 0.14058000 BTG477.01 CZK1.49 CZK→
GPgMQACmyHAUWM3DcwyksABDqTc8v9n7jm 0.19284000 BTG654.33 CZK2.04 CZK→
Gc2dizudKHpBpsLnyogLjqF23jXrzeZunG 0.21441614 BTG727.54 CZK2.27 CZK→
AZMSa91nEYuCzj8J8HRFbS6nUjBZEQYR7A 0.27000000 BTG916.15 CZK2.86 CZK→
GNYRmG6KVVbyMCx4nQW5qsssJbra49LXqx 0.27999759 BTG950.07 CZK2.97 CZK→
GJ4TMPSAKN7Rk5qWzwWFXDLkgUj3ZSF65t 0.29000000 BTG984.01 CZK3.07 CZK→
AR8Wmry4FbRD3UFfYcSe7Si8ELbwCLAidP 0.40000000 BTG1357.25 CZK4.24 CZK→
GUB9LaemFKtgnzzVZSCPn45AkW9BxvzvSL 0.47947626 BTG1626.93 CZK5.08 CZK→
GPd4TXc4MUSWo5u64vZoZ8wZbicqpDJBzD 0.49990000 BTG1696.23 CZK5.30 CZK→
GL8pxxT7WVzEBpZUi4WnXx1zq1keKUGETy 0.58668641 BTG1990.71 CZK6.22 CZK→
GaiB8ey3dcSfHgW65h9AN6g4mYj2xcEt24 0.59990000 BTG2035.54 CZK6.36 CZK→
GTpcqrEA2AxwcAc91QUAPAjjJXFUGbsUmD 0.77990000 BTG2646.31 CZK8.27 CZK→
GQK3HiFWs6LJunCLbYDgYufvzSZoKEY2pk 1.00000000 BTG3393.14 CZK10.60 CZK→
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 655.72013055 BTG2224947.25 CZK6950.63 CZK→
Fee 0.00584800 BTG19.84 CZK0.06 CZK
435815 confirmations 662.43241406 BTG2247722.94 CZK7021.78 CZK
6a44a86a84ffbbd6313e12813d2d2d9a9134bfe2c35a314ca8fb0f656d018696
mined 2977 days 23 hours ago
GgpLZsUKaUZHEL67PaaLSrkEf25mUkPSZz 0.27268576 BTG925.26 CZK2.89 CZK
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.00072991 BTG2.48 CZK0.01 CZK
Ggz9vCbB5etmKcZakFvmudVbiTQK4EDw7D 0.06531507 BTG221.62 CZK0.69 CZK
 
GLMsnw7Swyv4AsiSG8tbFLabmNzPZ8niLx 0.32873013 BTG1115.43 CZK3.48 CZK→
GJiRGp5aGZLYXgc79fn7cfjJM38xWTK7qE 0.00859121 BTG29.15 CZK0.09 CZK→
Fee 0.00140940 BTG4.78 CZK0.01 CZK
436141 confirmations 0.33732134 BTG1144.58 CZK3.58 CZK
25f450b4dee96db58ddce6e7e22a82056dd7cb0b10b1bf1a5eef4d9b840a56e5
mined 2978 days ago
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 198.79359307 BTG674533.60 CZK2107.21 CZK
GKTcENxFUa8u1ktzn6haLGM8Bx7s8npJwL 967.49331423 BTG3282835.91 CZK10255.43 CZK
 
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.00072991 BTG2.48 CZK0.01 CZK→
AFuwfLfuohuhM4NDukj5aPkRRLJu8fS4Dk 0.00080000 BTG2.71 CZK0.01 CZK→
GW4fjMvASTN8MHH2TVst6cH23dkHUGsZ7s 0.00100000 BTG3.39 CZK0.01 CZK→
AWzkd61S1KzXGQuf2X5edRboqHwZgLxogX 0.00300000 BTG10.18 CZK0.03 CZK→
GSNG4GWWRyySMnupeaL6313YE243abXURa 0.00315246 BTG10.70 CZK0.03 CZK→
GfWasmq9yz3pZ7uuNnSNbPc5dooaVKPzEd 0.00590231 BTG20.03 CZK0.06 CZK→
GShhtLJnCSnvczq7vAucGY5R7UiNSXUEMP 0.00656187 BTG22.27 CZK0.07 CZK→
GMcr8HzCYttw9Bn1c8JaGjzC8VTimurW1C 0.01000000 BTG33.93 CZK0.11 CZK→
Gfin2i2V8Py4Cx2ke79i3ChGQkfDyAMh1z 0.01108320 BTG37.61 CZK0.12 CZK→
GXHhNUhKQTocvCAwLRgvuhW9PXRfoTGfLb 0.01121737 BTG38.06 CZK0.12 CZK→
GTY6PcqeieNGh8aRXmxCGVLBkzbgZWNUaZ 0.01794922 BTG60.90 CZK0.19 CZK→
GN1hSgY8vb6udo74jt2HKicf7GtnoXiV7k 0.01937148 BTG65.73 CZK0.21 CZK→
GN1tJ4tgATZ7pM6j45XqZ2VGgiTZoYFc4u 0.01990000 BTG67.52 CZK0.21 CZK→
GLc7BVi2yK63YfnYR5uyQWWP3e2qNudjpo 0.03990000 BTG135.39 CZK0.42 CZK→
GcYR6cdmZX9K4i3qVctFZgj4VUBjAhX8cz 0.04000000 BTG135.73 CZK0.42 CZK→
AU3c7aym2LpXZTTv2VK8BmfrXc1JGNuAL6 0.04990000 BTG169.32 CZK0.53 CZK→
GgvKzJYQceDkDG2Qqtj4Lidp1nQoWgCnrE 0.05247270 BTG178.05 CZK0.56 CZK→
GQZNGAQamMnmqpLNinXJkJxWEATLtWww5U 0.05392563 BTG182.98 CZK0.57 CZK→
GRJWVY7soJi2fFB5juezFEyouqbnRyq15Y 0.05525450 BTG187.49 CZK0.59 CZK→
GcKKqEhrmPsWuVyQ94KoJGTPcoz6x4dzbs 0.05584000 BTG189.47 CZK0.59 CZK→
AbfzuD6pJ3M7KyxoGk8hMUQvwfBykv8Qai 0.06755569 BTG229.23 CZK0.72 CZK→
GKyjsh3VS5xhDzpDhQm34CtHjZmpKptP6i 0.08303272 BTG281.74 CZK0.88 CZK→
GHxoUnETh5r3RRxAewjL5y5Z7EcsDJeDHg 0.09059988 BTG307.42 CZK0.96 CZK→
GRYZtyA7RHismSD5BcuRaEByvFnvvKiKgn 0.09630878 BTG326.79 CZK1.02 CZK→
GLoYv9vbzidxMzWTyVCWyWZMWPttKjD7JW 0.10108316 BTG342.99 CZK1.07 CZK→
GP7mDfd41NSUhMA8yT5CS9vKpzUdeFKwB4 0.10294805 BTG349.32 CZK1.09 CZK×
GbUtoYQt1QcUKhgEVSZrcwtEZAva2wbjEY 0.10588213 BTG359.27 CZK1.12 CZK→
Ga35nw3kg7t82x66uj9a9QmmVuk8L5Eqd6 0.12202166 BTG414.04 CZK1.29 CZK→
AL3N1T1yzoyLRUj4299Fg9VN5jTy7owjNh 0.12990000 BTG440.77 CZK1.38 CZK→
GMqfcJ19DHMqCbuX2tseJrpjHT8j4VXJRg 0.14990000 BTG508.63 CZK1.59 CZK→
GZZ55Brn7kuJuQnZwvG35FAYpSFtAWt1Vw 0.20000000 BTG678.63 CZK2.12 CZK→
AUfEFicrVY7PEKUu81RN85GzV1sT616UNf 0.29227917 BTG991.74 CZK3.10 CZK→
GTtQFgDdffnhqscCJZGJiHWR3GV7ktthgi 0.32233462 BTG1093.73 CZK3.42 CZK→
GQetvci9WESYChv2JCP3WmCG4g6fCXnpjo 0.54200000 BTG1839.08 CZK5.75 CZK→
GK3E8S4oDphEtkzLSShVn1Sjwbk9WiSmVm 0.69990000 BTG2374.86 CZK7.42 CZK→
AFrFf9TWNDPx2fzAw75dEm9pAH1uBbnP64 0.74990000 BTG2544.51 CZK7.95 CZK→
GQtP6cG919snzdXWYAuFeZ8UiiiFHJcnFk 0.75990000 BTG2578.44 CZK8.05 CZK×
Gbs35C9mGiHrUT6LAB5pJw6Acw5dkn5KSX 0.99990000 BTG3392.80 CZK10.60 CZK→
GQoA9nWYqA9J9s5dX9iYmC2MvMesZMCduf 2.03661855 BTG6910.52 CZK21.59 CZK→
ARriceCDtNzsfEBUd8bof9Wb8dwregsFRD 3.78290000 BTG12835.89 CZK40.10 CZK→
GfHXX7VaEsyZgCgdLspqbgBdCcbg4pHmiJ 29.99990000 BTG101793.73 CZK318.00 CZK→
GbT97oZJuyH8koM8juK5QkYFPTv1VzghnD 394.99990000 BTG1340288.18 CZK4187.00 CZK→
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 729.38775686 BTG2474911.49 CZK7731.51 CZK→
Fee 0.00642538 BTG21.80 CZK0.07 CZK
436143 confirmations 1166.28048192 BTG3957347.70 CZK12362.57 CZK
79e93653b78daffab92d5bffd155df7b85246d563eeea321b2c41e3da2c0e066
mined 2978 days 23 hours ago
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.01546377 BTG52.47 CZK0.16 CZK
GLH19KxqgUC2KbMpcjqT934G6EZExjMU7q 0.00400000 BTG13.57 CZK0.04 CZK
GRpznXyDNDm38Uu912LHQVfVmQ9WviozZ4 0.00984297 BTG33.40 CZK0.10 CZK
 
Gej5N5HoE7CnX82fYhuzQH5HrooeZDyTJg 0.00859546 BTG29.17 CZK0.09 CZK→
GUMkVg5AoxcGm9RgD5h3DJEm1QLYvmbv6g 0.01930188 BTG65.49 CZK0.20 CZK→
Fee 0.00140940 BTG4.78 CZK0.01 CZK
436286 confirmations 0.02789734 BTG94.66 CZK0.30 CZK
12e7f1f2292f4c4a54cbf862364df4d68d89755ca64ce542f394854fdb67027d
mined 2979 days ago
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 347.64906800 BTG1179620.39 CZK3685.08 CZK
 
Gf1Wf1dZ5yWzS2VSnw2UTJXWNpMSUnutut 0.00010906 BTG0.37 CZK0.00 CZK→
GRAH8z1cZCk2kiPuu34f8LxJszPSzQYF2o 0.00100000 BTG3.39 CZK0.01 CZK→
GdaXqQ6F4iqeSVHJx4cw6ac7DaR1tdwa8v 0.00190000 BTG6.45 CZK0.02 CZK→
ARRKWJBW3zBir35qUetCfUQMMKp4GR4Um1 0.00321303 BTG10.90 CZK0.03 CZK→
GQkYTyxS1VQycycQnJCcQBQRN6iZM99kt5 0.00406800 BTG13.80 CZK0.04 CZK→
AXVfiTYUYoyhWGdnYGxCSwAj3n8FvVpQPH 0.00547712 BTG18.58 CZK0.06 CZK→
GNjHcfzohRMnfVHJ5kF4sv5WEQh64kjuYP 0.00899015 BTG30.50 CZK0.10 CZK→
ASz5XbHcoT3FmC23gzL1tF4JyTTskjXU1W 0.01153049 BTG39.12 CZK0.12 CZK→
AVwyP518A3yCNntNgD7zJzFKc5SndpL9iZ 0.01269421 BTG43.07 CZK0.13 CZK→
GcKi2UvEsysDksRqrbVEWsY5kqT8PV7WYq 0.01290000 BTG43.77 CZK0.14 CZK→
GXkAiVM2Ugbk3k7EEX3qo7fVN7fge1hPeK 0.01546377 BTG52.47 CZK0.16 CZK→
GeJefnSmMHV3S32emV1ktmD81un4gNHnH5 0.01846137 BTG62.64 CZK0.20 CZK→
ALHHxL2uCCZHrH5TYxRkg7yaNunxfcPbmK 0.02000000 BTG67.86 CZK0.21 CZK→
GbqEPrnzN7gZm6C2mo3Yg7NPY9TD9CTi9w 0.02125000 BTG72.10 CZK0.23 CZK→
GJaRLTembj9JWugcdJ9peEqtQmwFEQ4EZG 0.02457771 BTG83.40 CZK0.26 CZK→
AGd21CoXpWRRHhKJ6Nusa6RueRSXoCkm4R 0.02990000 BTG101.45 CZK0.32 CZK→
GTwa6Ab8Zw9feVG13gZVfJ7QXP3QQJ8aFq 0.04111490 BTG139.51 CZK0.44 CZK→
GJyrjwF2DHqnFcXamtwxDHxr7AynFNCnT8 0.05508943 BTG186.93 CZK0.58 CZK→
GbxgsRnGEyp6z8at71X6rNQZ8tZLpeGEyx 0.05541981 BTG188.05 CZK0.59 CZK→
GM5o7soCPpnPqy5p1r5JA32dSt6jHhoY1w 0.09700000 BTG329.13 CZK1.03 CZK→
GNZuJr5BFj57CoHEarPWYfwjYA5mREjgrx 0.09970471 BTG338.31 CZK1.06 CZK→
GRizSvWbgzB4xiySjoGKXD88Mf4BHA4jCd 0.09990000 BTG338.97 CZK1.06 CZK→
GU8sGQaQwijXMGzYdngugrqXMpjNpfXrx6 0.10513834 BTG356.75 CZK1.11 CZK→
GeV8f4hJXsHWfmAYYcTg7X8w7KDssWQPNm 0.14990000 BTG508.63 CZK1.59 CZK→
GcW8uT5aYi3ZQTJxboZo7tLqpBaGwSENsH 0.18000000 BTG610.76 CZK1.91 CZK→
ASZZFSvGJiCb6iG5r121G2eYCV6PELCxyg 0.25230000 BTG856.09 CZK2.67 CZK→
GJJqtVTUc21qwg4nYK7bU6FtRSimaw3Xgp 0.25990000 BTG881.88 CZK2.75 CZK→
GesVW4LzPs1E4cgiWk4f7RJYALyeanykB1 0.27812199 BTG943.71 CZK2.95 CZK→
GRAB1LfEtRsqBeVVoA7kZ5utMHR3JBUQYo 0.27844103 BTG944.79 CZK2.95 CZK→
GcfwsxddgiEDzYHi4KKZQbyWhKB7mQyRAj 0.29990000 BTG1017.60 CZK3.18 CZK→
GYZZupGRCqUsJoDAGMKTWDFLQLNgybHchQ 0.37575500 BTG1274.99 CZK3.98 CZK→
AXnCtcTWjdKLdZpZvtG38uJrifGinzqH1q 0.39790000 BTG1350.13 CZK4.22 CZK→
GaD3vDKqg5va8Lnbdw6d9vEnyR5UGx86T4 0.46783967 BTG1587.44 CZK4.96 CZK→
AW8NnBmnv8kzRWzcVWuDX3C2VYCMvP7ZMZ 0.61226812 BTG2077.51 CZK6.49 CZK→
GKLLoiyVfLtw7dir9jFtLkE7v7kfKzpm2q 0.64745784 BTG2196.91 CZK6.86 CZK→
AHZoAJvF5mv8uyY3AWN3Yjrno4fehSuSH8 0.69990000 BTG2374.86 CZK7.42 CZK→
GLbNVe4tScZCPkHYoJo6xQqXZ8n3qcK42i 0.76990000 BTG2612.38 CZK8.16 CZK→
GNt82r3oR5WybMSYCJNmiFS8eW4NETaQZX 0.77000000 BTG2612.71 CZK8.16 CZK→
AUXvB15rV1FSHy4zw9N81Hqw1vJjg8WGHo 1.18698571 BTG4027.60 CZK12.58 CZK→
GfZEGQjHbkgEA4LnUwheNSJE6bmQHFLZ48 2.01788609 BTG6846.96 CZK21.39 CZK→
GHxfCuDHu2M4Qo1tZcKwa9wRwaczeniQuU 2.09624458 BTG7112.84 CZK22.22 CZK→
GeTMbECoCxvDEbfFubieSBGfsPZHqHazbw 2.24742424 BTG7625.81 CZK23.82 CZK→
GPzvWY6Xue5xGyJJ96pw95Ji2LDdycnumY 332.90961765 BTG1129607.44 CZK3528.84 CZK→
Fee 0.00642398 BTG21.80 CZK0.07 CZK
436292 confirmations 347.64264402 BTG1179598.60 CZK3685.01 CZK