Address

74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5

0 777

Confirmed
Total Received69973.22714293 777375.66 CZK
Total Sent69973.22714293 777375.66 CZK
Final Balance0 7770.00 CZK
No. Transactions50

Transactions

d7695d0b93eba96ddc0baa0f7c7b54c9b0f42825ab10e1c54de73662b56764cd
mined 1060 days 9 hours ago
7HgvMyH3UC5B3T2zm9C4CLvnw2d2YLwk69657.5 7771618.89 CZK3.53 CZK
7NEeSP1fXFTEwVtmbfD2WczKpTfAyCofrY657.5 7771618.89 CZK3.53 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
7MbWSJLNv3pm9kdF4SQueEuDS74osSNAqt762.5 7771877.42 CZK4.09 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571417 7771518.33 CZK3.31 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771259.80 CZK2.75 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771259.80 CZK2.75 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771259.80 CZK2.75 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771259.80 CZK2.75 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771259.80 CZK2.75 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
7MbWSJLNv3pm9kdF4SQueEuDS74osSNAqt762.5 7771877.42 CZK4.09 CZK
77Eu4MhPiPGk4gw8VusaJhSxe9pvK5RjVn867.5 7772135.95 CZK4.66 CZK
7Ehs6uQRbZSvFEJ4PKnP1pdkLrxzK6qc3j552.5 7771360.36 CZK2.97 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772035.39 CZK4.44 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772035.39 CZK4.44 CZK
7NEeSP1fXFTEwVtmbfD2WczKpTfAyCofrY657.5 7771618.89 CZK3.53 CZK
764iypYkmt3DGKFYJNRSGDMCJ45XHvMN85762.5 7771877.42 CZK4.09 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
7EeK49CtPEmgkQKDQxGVS7giMdy99kpVHt762.5 7771877.42 CZK4.09 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
7Ehs6uQRbZSvFEJ4PKnP1pdkLrxzK6qc3j657.5 7771618.89 CZK3.53 CZK
7DQBipMzmLA8W9bL5vnKKDhUk7KPptjJQp657.5 7771618.89 CZK3.53 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5931.65571429 7772293.92 CZK5.00 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771776.86 CZK3.87 CZK
764iypYkmt3DGKFYJNRSGDMCJ45XHvMN85657.5 7771618.89 CZK3.53 CZK
7QzFVWFUQuhgxnChSRmTe4kMuVycNQZ2Ra538.75 7771326.51 CZK2.89 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5931.65571429 7772293.92 CZK5.00 CZK
7HgvMyH3UC5B3T2zm9C4CLvnw2d2YLwk69657.5 7771618.89 CZK3.53 CZK
7QzFVWFUQuhgxnChSRmTe4kMuVycNQZ2Ra552.5 7771360.36 CZK2.97 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
7EeK49CtPEmgkQKDQxGVS7giMdy99kpVHt552.5 7771360.36 CZK2.97 CZK
7PbFGWDovGo5EAWSUkXs1KQHxaX9wxDnem0.9997368 7772.46 CZK0.01 CZK
7EgM3zP2cYvVZQ1h3Fd9cxsxtXEBowEgK5552.5 7771360.36 CZK2.97 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772035.39 CZK4.44 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771776.86 CZK3.87 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
7QzFVWFUQuhgxnChSRmTe4kMuVycNQZ2Ra643.75 7771585.04 CZK3.46 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772035.39 CZK4.44 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5931.65571429 7772293.92 CZK5.00 CZK
7EgM3zP2cYvVZQ1h3Fd9cxsxtXEBowEgK5762.5 7771877.42 CZK4.09 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771776.86 CZK3.87 CZK
77Eu4MhPiPGk4gw8VusaJhSxe9pvK5RjVn538.75 7771326.51 CZK2.89 CZK
77Eu4MhPiPGk4gw8VusaJhSxe9pvK5RjVn538.75 7771326.51 CZK2.89 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771776.86 CZK3.87 CZK
7DQBipMzmLA8W9bL5vnKKDhUk7KPptjJQp762.5 7771877.42 CZK4.09 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771518.33 CZK3.31 CZK
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771776.86 CZK3.87 CZK
 
77YyhzFHzYVjxJXo7sVwzwawBwNxWxrbHU33567 77782648.50 CZK180.21 CZK→
742LXweTcsCE96K75QcfRQgDFh6KSX5Bhu0.3589765 7770.88 CZK0.00 CZK×
Fee 0.0007603 7770.00 CZK0.00 CZK
1491160 confirmations33567.3589765 77782649.39 CZK180.21 CZK
07f58126894009123e4b1444516adb04c6ec0d02bbfdaf27fca564fecc94b7e3
mined 1061 days 9 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771203.10 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771449.99 CZK3.31 CZK→
7Gv7FoHS71XtNuL2A6SbbAuVoC7xmTTnAC195 777458.52 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1492565 confirmations811.65571429 7771908.51 CZK4.36 CZK
0b572756bfa38ac668c759d695379777c4533bc87da06d3a9fcac8bb8dcd4e56
mined 1061 days 11 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771428.37 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771671.58 CZK3.87 CZK→
7FA3watsH9Eh9ftithgNAyq7oF2EchoYFU195 777451.68 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1492700 confirmations916.65571429 7772123.26 CZK4.92 CZK
4fb24a7c460631a6e0825d372b420ae87eadf242ec5223b4473e33d7ee5a86fa
mined 1063 days 13 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771276.30 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771538.21 CZK3.31 CZK→
79pF78J3tB3VeCDWbmMo3hp6ZNmSkWx6Xq195 777486.42 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1495635 confirmations811.65571429 7772024.63 CZK4.36 CZK
360c782bfdd5ac5d2e30571de23f5999048d6dccfb54d1fa07d379e27e919afa
mined 1063 days 13 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771538.21 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771800.13 CZK3.87 CZK→
7ADs5R8U8DnAGS9y7DqHwcZHHiCz3QMKZP195 777486.42 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1495639 confirmations916.65571429 7772286.54 CZK4.92 CZK
5385903bc608068486edfc81f719331b5eec21b057f9958ccab8c462e326c895
mined 1063 days 20 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771276.30 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771538.21 CZK3.31 CZK→
7MUHw2F5RtnXTmiBwJYZNaKC5efJ1bDiZ8195 777486.42 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1496037 confirmations811.65571429 7772024.63 CZK4.36 CZK
8446189e701381ef53ebd1c9cdc46202034c7b7a6bef5d7bb7292a776c38afdb
mined 1064 days 5 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771800.13 CZK3.87 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772062.04 CZK4.44 CZK→
7C7p7bYexQzPGMZevYtZTN97uqdMMYaXPk195 777486.42 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1496553 confirmations1021.65571429 7772548.46 CZK5.48 CZK
40c734536269f0bdb75f5d1468e0351c55ccbdc91108e8527b2d8dbb54f53831
mined 1064 days 11 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771289.31 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771553.90 CZK3.31 CZK→
7BciVdkDHF7QS8Dpa924MXMBZCwZZtToEC195 777491.38 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1496928 confirmations811.65571429 7772045.28 CZK4.36 CZK
2a2671df269786e38b8e609c0282ee5eab152360cae017f99dc40d5d80ac16df
mined 1064 days 14 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772083.08 CZK4.44 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5931.65571429 7772347.66 CZK5.00 CZK→
79MuCyCQGUwrEPsWfWpZEMcANff3KELxsc195 777491.38 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1497067 confirmations1126.65571429 7772839.04 CZK6.05 CZK
ec412da74efa61605cd925994c45628f66d8b023ab87a9c5af30169692b677c0
mined 1065 days 16 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771585.68 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771855.67 CZK3.87 CZK→
78tXcapZBHcNR6gHcgc7NHKkJeeYfSuwfV195 777501.43 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1498594 confirmations916.65571429 7772357.10 CZK4.92 CZK
24c49a63ef9b73ebfe8d9eb66ec38cfb6a9c2d38e1dde2f3ece96045584ba8b1
mined 1066 days 2 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771315.68 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771585.68 CZK3.31 CZK→
7CozVq7683k4z1NrL3ZLEyjUH91BhqNTE9195 777501.43 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1499172 confirmations811.65571429 7772087.10 CZK4.36 CZK
647ee2f53a3cde971041737c97bb67ba50af511b9fb7a8cff61e2d515d733bd8
mined 1066 days 18 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772134.03 CZK4.44 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5931.65571429 7772405.09 CZK5.00 CZK→
7GY4eA9M3WSi682Erewt2jqP9pajMDfPBx195 777503.40 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1500118 confirmations1126.65571429 7772908.49 CZK6.05 CZK
38c2a7c1109dd78ffc9198e2caa4ecd1cb38c0fce783c53969f090ac8fc9ac29
mined 1067 days 20 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7772132.77 CZK3.87 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772443.08 CZK4.44 CZK→
7LanbrxpPDgptdyM3KoZE1V1derC6xeWts195 777576.30 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1501682 confirmations1021.65571429 7773019.38 CZK5.48 CZK
d25aa3805c4e9ac8367e18a1b3164c8e39bc3a3c697345b7113bc903011846ba
mined 1068 days 7 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771822.45 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7772132.77 CZK3.87 CZK→
7QhzX8z4HUb2LdjGyfZL32btMWus7mt6Va195 777576.30 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1502333 confirmations916.65571429 7772709.07 CZK4.92 CZK
bcbaf771ae186454fc484a1376c9210d62cb5784ab072c2c9e8da79e57913cca
mined 1070 days 6 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771541.42 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771803.88 CZK3.87 CZK→
77xtvdcf7bCeMY3cJgZSSEkyoYeiUYJSKk195 777487.43 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1505032 confirmations916.65571429 7772291.31 CZK4.92 CZK
586d1a8dc3109722f9cab20e9021275dd0292fd91134ad8b953730113206f58b
mined 1071 days 1 hour ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771753.49 CZK3.87 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772008.62 CZK4.44 CZK→
7GVtwRK6u9bHktUqrfX1zCWh6PW8WxPsPE195 777473.81 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1506178 confirmations1021.65571429 7772482.43 CZK5.48 CZK
f7effd9ccfd9f8a4040a8db848460b2aa92aa0cf45a7932602d1e31cb608b3ba
mined 1071 days 3 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7772008.62 CZK4.44 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5931.65571429 7772263.75 CZK5.00 CZK→
7BNJwG3Ja2NUQ34AwP5KXWDa1rYiRsBxwD195 777473.81 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1506268 confirmations1126.65571429 7772737.56 CZK6.05 CZK
2d686c6de5146ea959b3113cb5aa222678c6a26bd9725fa4ce810099484f89cc
mined 1072 days 14 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771246.02 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771501.72 CZK3.31 CZK→
73qvQNC5XvCjwp6y3rFgybg6N9FJuSwSV9195 777474.88 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1508331 confirmations811.65571429 7771976.60 CZK4.36 CZK
7cc334e85750c6c16a8625685b6387792c0050244ed2b1e3d152760c59ff2fc6
mined 1073 days 3 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771246.02 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771501.72 CZK3.31 CZK→
7BLaicPS1uPG35mH5pLAX65ec79yiRELQ7195 777474.88 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1509083 confirmations811.65571429 7771976.60 CZK4.36 CZK
a27a7e2acb107898ecde9cc49d8a0ac6e98839059a5961fef72c63e808ee03a2
mined 1073 days 9 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771246.02 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771501.72 CZK3.31 CZK→
7E3wp1irytdVwrU8AaAQf75BM6BHXZu4gT195 777474.88 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1509432 confirmations811.65571429 7771976.60 CZK4.36 CZK
303b38b0338f69591bc90c8e1eb9c4c9f56afcc8ee840df489a75ca14b3f5a25
mined 1074 days ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771426.85 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771669.81 CZK3.87 CZK→
77qMPjjHBxWvUffxpqZy1Nf84U3VZCeGYd195 777451.20 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1510295 confirmations916.65571429 7772121.01 CZK4.92 CZK
d4a8454f7a2829bbd57b6d33c35939762008cdfa7799baba73ad7d81182b1c97
mined 1074 days 18 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771542.44 CZK3.87 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7771766.86 CZK4.44 CZK→
77Bj5D3qWeTH2PJWwyuX8k5PGeC5w8pgd9195 777416.79 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1511398 confirmations1021.65571429 7772183.65 CZK5.48 CZK
40e9c7a9d503412268bf511892656de0ccbb3e38ff44e0371a5a9b3844e9b850
mined 1074 days 23 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771542.44 CZK3.87 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5826.65571429 7771766.86 CZK4.44 CZK→
7BnvjHMEoVPVNzchZjmYXDjGYpumeBusPk195 777416.79 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1511647 confirmations1021.65571429 7772183.65 CZK5.48 CZK
be3df8cdc8cc727f35dd9f4633a4aaa6d6b2300c6a30371ded60ed48892f968e
mined 1075 days ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771318.01 CZK3.31 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5721.65571429 7771542.44 CZK3.87 CZK→
744Qzg3PjK5obvqcxj8CdHtwLpb4pL4WAX195 777416.79 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1511711 confirmations916.65571429 7771959.22 CZK4.92 CZK
8604b0770ed498f009ddcb58a9a8950a98003b4b768400b765125f5bee6b8790
mined 1075 days 4 hours ago
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5511.65571429 7771093.59 CZK2.75 CZK
 
Unparsed address0 7770.00 CZK0.00 CZK×
74a14rQSYyxCcbFnD2q4r2VvDpsKakmxE5616.65571429 7771318.01 CZK3.31 CZK→
7CZB1TPemanTtjtHLT2nCWpMAaQ5Jkhs6C195 777416.79 CZK1.05 CZK→
Fee 0 7770.00 CZK0.00 CZK
1511950 confirmations811.65571429 7771734.80 CZK4.36 CZK