Address

GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6

0 BTG

Confirmed
Total Received 0.00710062 BTG1.76 CZK
Total Sent 0.00710062 BTG1.76 CZK
Final Balance 0 BTG0.00 CZK
No. Transactions 6

Transactions

30d7893fbcbe5c1bed355c32b219b9e628f2a249a24edfa1e8c34007e12ee46a
mined 2970 days 9 hours ago
GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6 0.00211148 BTG6.46 CZK0.52 CZK
 
GSiMPwJHwBzqtysieHuC9TPtiEH7EAxHpk 0.00199608 BTG6.11 CZK0.50 CZK→
Fee 0.00011540 BTG0.35 CZK0.03 CZK
437391 confirmations 0.00199608 BTG6.11 CZK0.50 CZK
0092724ff637fdebaf25ce8f4e36b5e994f102a04a22390b0c52595d07dafcc9
mined 2978 days 7 hours ago
GcEfvTC267SvUHh39skNQQV67jmQ9yhrn9 22.79539886 BTG69764.41 CZK5657.36 CZK
 
GLnDCwf5EfUFBxji1KAuB4j2txq8sgeqcw 0.00344029 BTG10.53 CZK0.85 CZK→
GVn2k2HjK1asf7o9m6yXVR42BjWHX4ZAFD 0.03813807 BTG116.72 CZK9.47 CZK→
GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6 0.00211148 BTG6.46 CZK0.52 CZK→
AdSDLyrzv1ydYiwYkkTUZsKCFfG6oBDbtH 0.00447593 BTG13.70 CZK1.11 CZK→
GfjSJyYcuYPDbUhfVwBZThR8497q57Dwc7 0.00598089 BTG18.30 CZK1.48 CZK→
GVV3ESynvj3XytzD5eKdscDAdSHMVweHx1 0.00191360 BTG5.86 CZK0.47 CZK→
AHZKvnvmdsEDzUmR3vZPjbHQQaTM4BYicP 0.00238419 BTG7.30 CZK0.59 CZK→
GeMRZoZD3py6B4P6JdncU5gBcNJLLhaCf9 0.00519330 BTG15.89 CZK1.29 CZK→
GJJasEQYs4SWQbe9DBxyam3DUs1JuuxFQY 0.00434447 BTG13.30 CZK1.08 CZK→
GdxWHMXo59FQrBCNvCix2wHjQfFsR1H1TZ 0.00191206 BTG5.85 CZK0.47 CZK→
Ga9ViGsLYbTCyUqihkB8NbfNkZKNLhPuVC 22.72535458 BTG69550.04 CZK5639.98 CZK→
Fee 0.00015000 BTG0.46 CZK0.04 CZK
438539 confirmations 22.79524886 BTG69763.95 CZK5657.32 CZK
aa524d82e7be5a64281aaacda79047aa922e31cf449501517316001e4cb07bd7
mined 2990 days 15 hours ago
GJ6f3WoqPyFmiFPzRqKSi9RXhd2zvdFgBV 0.00256131 BTG7.84 CZK0.64 CZK
GWUMUs5eBkKqyt3eqegiJS7TwCHtx7xMAT 0.00256360 BTG7.85 CZK0.64 CZK
GSur1gc3X7p3HC7F28pyuVGfc4o1PZBZ8T 0.00256415 BTG7.85 CZK0.64 CZK
GPeZHGrGRs7wTrefzcFtMUjwuoSg3aPcAy 0.00256280 BTG7.84 CZK0.64 CZK
GXeJgwQ5nNVCZ2NnAebm2GMtJRjUsacG1H 0.00256192 BTG7.84 CZK0.64 CZK
GYQoFpGt2N2ABp7zzoSyQe7Rvs3Bq3Pvw8 0.00256393 BTG7.85 CZK0.64 CZK
Gg3DdfbCDVXfzN29LQ1gMLCU2EeJSLwgZ9 0.00256260 BTG7.84 CZK0.64 CZK
Gf2nfeBdoCtmwdqggNg9GHxWjsGAeCTrvz 0.00256400 BTG7.85 CZK0.64 CZK
GPgxssuT9aK2MuvYWeFetmv9B3YL3kcdTg 0.00256106 BTG7.84 CZK0.64 CZK
GNJ9twiAhonTaN93jo5Rkhv8KyQMr1ApXx 0.00256410 BTG7.85 CZK0.64 CZK
GfkArm2hzdHnoEjS9AXRugoXUcDaYyPWKj 0.00256258 BTG7.84 CZK0.64 CZK
Gb7jTsc4rXo9sZM2jJrxRqr7z5LN9sbLfQ 0.00256315 BTG7.84 CZK0.64 CZK
GR44q3mFao18ZvUryGmscpcvegkjRWgDCA 0.00256318 BTG7.84 CZK0.64 CZK
GYbWxg2eaZxrL9jo9Ub4ZfejiFz52nkAFE 0.00256250 BTG7.84 CZK0.64 CZK
GRTiam8HGxMsDedEFQboaJ2DFBnDdbjind 0.00256247 BTG7.84 CZK0.64 CZK
GPWpwg4qvGKAkWZGzAQmMqLg5LHbc7gjSf 0.00256260 BTG7.84 CZK0.64 CZK
GTyhBLBzcFDwCeYbV6AYbfUE56MtnKwmvD 0.00256206 BTG7.84 CZK0.64 CZK
GcpFTGSG2ZcFUiFfhLa7JcdjV3x4kj4WFa 0.00256335 BTG7.85 CZK0.64 CZK
GJAk9LYtKcg1nzaXBjUToNmty7gocwPMGD 0.00256156 BTG7.84 CZK0.64 CZK
GP722ryPTYMKrkVAMhQQTdxMuJY5gprKTU 0.00256181 BTG7.84 CZK0.64 CZK
GYzNeHoJH1TCCFtGUdWF7jUoYdStwxiNHD 0.00256386 BTG7.85 CZK0.64 CZK
GYegSLqStFNs5vvyg5bDpwEkkvbEaTxwdP 0.00256250 BTG7.84 CZK0.64 CZK
GabxTVJV7kDia8ZDByi5A9AdVyEWDbHg3s 0.00256253 BTG7.84 CZK0.64 CZK
GdZiW1rhdYJzD9LvhMa5VroTNVAjzxyaix 0.00256252 BTG7.84 CZK0.64 CZK
GUaPRuj5jTMXEv37Y5W8ytZFYoUjk8LsDx 0.00256359 BTG7.85 CZK0.64 CZK
GLoCNoXP1HcoyVYCihSxMtxpTgbdX1e6JE 0.00256272 BTG7.84 CZK0.64 CZK
GTiKr3AGaqtcup4ZpKbCnS5Zo8BSWCpgim 0.00256148 BTG7.84 CZK0.64 CZK
GUB3g9QKmDoUzFLKBXxJ236YDLVYogMDtR 0.00256200 BTG7.84 CZK0.64 CZK
GZx39t1bnEUV4tyaxCSev6tAS8VsBc3u33 0.00256419 BTG7.85 CZK0.64 CZK
GSsgq3i8Dirgt91tozvEKmBgRj1kWyYNDU 0.00256180 BTG7.84 CZK0.64 CZK
Gc63aWAYYJCum25mVoHDgx1bSKU4K9SqmL 0.00256180 BTG7.84 CZK0.64 CZK
GMjAEPSE7hF6NqemdQKkc6eiysmg2GY73u 0.00256258 BTG7.84 CZK0.64 CZK
GVotWLz4YzY4E2Nr8u31CzgeE4iJDJKfBi 0.00256180 BTG7.84 CZK0.64 CZK
GRPqseY93VP7qVzsj2bqzhcxQzinMs2pGj 0.00256252 BTG7.84 CZK0.64 CZK
Ggnr2Nq7KNJ2swgV5sxNFVPkeKcrawforG 0.00256300 BTG7.84 CZK0.64 CZK
GJ2dHintkCNFMWyLktCHdeLTda5Hrt47hG 0.00256280 BTG7.84 CZK0.64 CZK
GNcuzUsUb5x5WDeXXuA82ymcVZL4cDrouC 0.00256106 BTG7.84 CZK0.64 CZK
GZmyackTTmVX8a9SyusxSzS4eR2ccguCBU 0.00256418 BTG7.85 CZK0.64 CZK
GfWgcjLUCmdfaRHvXBHMG5dPV4oQRV757c 0.00256112 BTG7.84 CZK0.64 CZK
GWRG2i4n2yJm3HyNHsrPNRBvTpVrbvFZRp 0.00256271 BTG7.84 CZK0.64 CZK
GKSR2M6YuaGTbngZJZ1WYuU4AdrhtC218B 0.00256320 BTG7.84 CZK0.64 CZK
GfCrg2Y2xyGnjcqs7bK9hs9Y7gHq6tqW7n 0.00256180 BTG7.84 CZK0.64 CZK
GTeLwyH4zAsmzK5VD7e2SwLhJix48Fb22d 0.00256294 BTG7.84 CZK0.64 CZK
GKQB3atjW9UngBKzTFm3zXCfcbNmPVaj7R 0.00256260 BTG7.84 CZK0.64 CZK
GXJduDHwPbYoqFe8MewWRbhorKW83qLbfq 0.00256183 BTG7.84 CZK0.64 CZK
GWLvjt1ZkYNwRjF2ruN7Zygrt4qhXNcFyj 0.00256220 BTG7.84 CZK0.64 CZK
GYapzhfiAxDJ5LDh5rmrxygwjeoY9SahfQ 0.00256372 BTG7.85 CZK0.64 CZK
GcXhQSqZJwtMjCdra5Vcs6rW2FhcDj3oBp 0.00256280 BTG7.84 CZK0.64 CZK
GdogvAMyKd2JFypZpdTUMdfAcngvVb9Tqf 0.00256336 BTG7.85 CZK0.64 CZK
GLkuM33rAcSsBea143zZaYafp1iAjwutMh 0.00256184 BTG7.84 CZK0.64 CZK
GPqfafXE98cSegVXTnryzHbxw1pgiKULoS 0.00256209 BTG7.84 CZK0.64 CZK
GVE1gQEhMtWFERqeDKdi2kL9tz2GEAfUdS 0.00256237 BTG7.84 CZK0.64 CZK
GeRKkpPwjjuJSkGimDzQ62qiBcQPSeMrvG 0.00256300 BTG7.84 CZK0.64 CZK
GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6 0.00256311 BTG7.84 CZK0.64 CZK
Gh426fhocGx9ewTVDt8x4nTxtBxibdUZXD 0.00256260 BTG7.84 CZK0.64 CZK
GJ2qs3L8TBWnpPMshBCuFyX6yitGpYnLmo 0.00256199 BTG7.84 CZK0.64 CZK
GcaUL5eJCKYbCpBT1Zk9p1zprPqQxPMQYG 0.00256289 BTG7.84 CZK0.64 CZK
GXVUKnJxQkYRXLTrngSN72A1CzcR2ufyTA 0.00256272 BTG7.84 CZK0.64 CZK
GNU2STxVT1FUW6MpQWMQGbU98Q4jQpa7cG 0.00256195 BTG7.84 CZK0.64 CZK
GJaU7KqMcSLm2A9schAFdYWnMDtP5paQ4R 0.00256200 BTG7.84 CZK0.64 CZK
GTQJQcg3cAX42M1dvRNS8yofRaohnN1J3P 0.00256319 BTG7.84 CZK0.64 CZK
GVo8ZEyL9Gc9mF5BinG9n8mMCyh4k7SpvU 0.00256129 BTG7.84 CZK0.64 CZK
GRcuwcB2wx6wYNo4a8t9XBfDywNSmQ4nPL 0.00256280 BTG7.84 CZK0.64 CZK
GcjFRjo5vpwx2btmh6No9xHxuh369JxU3K 0.00256295 BTG7.84 CZK0.64 CZK
 
GaTrjTDsKhF4ngkGJxT6FsUaTVzqdvUeaN 0.00137496 BTG4.21 CZK0.34 CZK→
GK8HP6xhGUZTgYTKpPwYgxLuWztK6Lhycw 0.15403677 BTG471.42 CZK38.23 CZK→
Fee 0.00859500 BTG26.30 CZK2.13 CZK
440367 confirmations 0.15541173 BTG475.63 CZK38.57 CZK
f871cc57e7409e56e0413c192e43b8ab0dec01dfd212c77825e65a1ddd2ca93f
mined 2999 days 8 hours ago
Gh16k3nUWfLhzWj72rSFFw7cHDv3HHcrnL 12.81606415 BTG39223.05 CZK3180.69 CZK
 
GWtYrfgxMDhEyVUJZsJxDbFvsa8uPJZNjD 0.03225783 BTG98.72 CZK8.01 CZK→
GfRZiCk5ErinR3YQQuo3UxUjCWpfGuZUqt 0.00226843 BTG6.94 CZK0.56 CZK→
AXpnhN9a61ycPEtL8qULsRz9SSje9aWkco 0.00402317 BTG12.31 CZK1.00 CZK→
GYVoGYVPgTAyLxyCfTT2GbMuRN6NffJBqb 0.00234242 BTG7.17 CZK0.58 CZK→
GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6 0.00256311 BTG7.84 CZK0.64 CZK→
GJNWufQ5p4gwySuNn1xPQzbJduU9iMKxak 0.00249395 BTG7.63 CZK0.62 CZK→
AdSDLyrzv1ydYiwYkkTUZsKCFfG6oBDbtH 0.00529518 BTG16.21 CZK1.31 CZK→
AV6zxnxMt8fFAuNn9w8hkLvDMb6T9if88v 0.00591285 BTG18.10 CZK1.47 CZK→
Gh1zWDBEqNSJeMfWBbjiBpxQEgQEkrajJv 0.00620737 BTG19.00 CZK1.54 CZK→
GeEPZQLBQ5uxQ4nwb2PFemBLmVPfUVacw9 12.74996003 BTG39020.74 CZK3164.28 CZK→
GJJasEQYs4SWQbe9DBxyam3DUs1JuuxFQY 0.00258981 BTG7.93 CZK0.64 CZK→
Fee 0.00015000 BTG0.46 CZK0.04 CZK
441553 confirmations 12.81591415 BTG39222.59 CZK3180.65 CZK
de8d513700c82fd9940af442d9913dc6d06f742d6a9892e129857a1dda00b41f
mined 3027 days 11 hours ago
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GY2ZQoBd4PXRFB1wDJpFVFt2VvKwcjkvXs 0.00242513 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GUDoB1n57FTuFVsaStJkZAVwgnx2ok8etk 0.00242688 BTG7.43 CZK0.60 CZK
Gg4xRYwotpruiNNw2rg5hYo9WAujjisfg8 0.00242360 BTG7.42 CZK0.60 CZK
Ga3jf8ipobZkpjeFjXBDBd2A53qexC9TgZ 0.00242575 BTG7.42 CZK0.60 CZK
GTUgT66BGyJvMS3BJNrw5Bc9gYGx2qyM9V 0.00242347 BTG7.42 CZK0.60 CZK
GSr9tJtTytm5ncFXihGJxS9cNXc7N73RX9 0.00242424 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GWQHHeo5NeLwAesyU52WvZoU5GA4uymyRX 0.00242561 BTG7.42 CZK0.60 CZK
GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6 0.00242603 BTG7.42 CZK0.60 CZK
GfDphcTALv6tsDtTNg15N8d895xkLnGs5J 0.00242479 BTG7.42 CZK0.60 CZK
GThN3LxUJNqHam2EQqrpNE8RWA7GUYEq7F 0.00242686 BTG7.43 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GXPZnB49RnyhJJdmAgDGErBgD82Heqjr4D 0.00242656 BTG7.43 CZK0.60 CZK
GXRs92nqjdGBAA7J4tN78bbZvGfhvtuK6N 0.00242700 BTG7.43 CZK0.60 CZK
GT8ir6TM98e51vqM8YpmJju48ncQjYnW42 0.00242640 BTG7.43 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GQrVypnLeoCrm9DZrxEaNXiSbZQSiHwesr 0.00242584 BTG7.42 CZK0.60 CZK
GRZ73Twfv3Adnp1qWg5DXaTHqH4d9ma5wg 0.00242567 BTG7.42 CZK0.60 CZK
GQ59CZzTC8WtcfDF2My3Z1Th7fRjBqgB3R 0.00242457 BTG7.42 CZK0.60 CZK
GdnhVQAFdYxLS7LxLX11DnVSrUN6CJuwzY 0.00242581 BTG7.42 CZK0.60 CZK
GTW3d3c2S85u86qUhq4LvGb69PBoEwEn98 0.00242660 BTG7.43 CZK0.60 CZK
GLikuTXe8sDjQFF3JRBdn5rfZsqyuf1syN 0.00242511 BTG7.42 CZK0.60 CZK
GK7Y9eHpH3hEVC3kTMf3yGsLBroxW3e3Ve 0.00242454 BTG7.42 CZK0.60 CZK
Gg1yxzcR8ex1f9d5FfXsXooZEYLxq7p4pa 0.00242430 BTG7.42 CZK0.60 CZK
GTo69jA23F8bWkkrXPmb6HUSP7DVCfouZd 0.00242520 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GJPMSwf983cRUWJ14DfnoR4VxVTp2zTktE 0.00242560 BTG7.42 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GMi1uVo2BfRhVxQGnqPxBvYTdjMPcGXpTG 0.00242500 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GLSobTT2CXevSx6LvG9ueakTX3sBri8wAe 0.00242665 BTG7.43 CZK0.60 CZK
GSRHN7PKPM1vUNCbguUKuAtJhTVZsVPDja 0.00242496 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
Gd29qbkckuQL8EE1g6NzUEXqCK5tb9kPNV 0.00242438 BTG7.42 CZK0.60 CZK
Gds8D8MHYLzpiEaWvxEw13afYYTWq3yRhM 0.00242617 BTG7.43 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GRP8svR4LdntiDsZi7dzXcUeYziAH1B11X 0.00242465 BTG7.42 CZK0.60 CZK
GdgiNzp5QusqnqXCTz2H8nMzCgiWm9YDXG 0.00242500 BTG7.42 CZK0.60 CZK
GLEHgTrrxu2td1K2gtRicrFMH4oWQuS6Hw 0.00242497 BTG7.42 CZK0.60 CZK
GMefLEnkrx8VfRcbAbWz49641Mf8JSbTrc 0.00242474 BTG7.42 CZK0.60 CZK
GbkXni7kGK1xAkQpLhERdVsEzFFGESjBNv 0.00242328 BTG7.42 CZK0.60 CZK
Gez4AWDk6NS6mK3kL8H1fjhwpyPDBc7Yo8 0.00242575 BTG7.42 CZK0.60 CZK
GLsimYNvsC24Fn3zXK2ejgiQshXdfEwnZH 0.00242601 BTG7.42 CZK0.60 CZK
GMfXkyGqbiCMQD8ae3Yy2Fqr7rVaowSzAb 0.00242500 BTG7.42 CZK0.60 CZK
GbGDCXMTB5SM7BJ4JpgoofuasQWemKz6q1 0.00242699 BTG7.43 CZK0.60 CZK
 
GMG7gJPPRR43HhYT8LBt2rn7juCo4RVash 0.12935820 BTG395.90 CZK32.10 CZK→
GfUMKVbrfvHQkxvGgenN4HCkgMtWopdWQN 0.00059971 BTG1.84 CZK0.15 CZK→
Fee 0.00585620 BTG17.92 CZK1.45 CZK
445857 confirmations 0.12995791 BTG397.73 CZK32.25 CZK
bcfd16575f31c48a03208834d5bf283164c9af8fd4534b4a9fa5fa25dd79fa3f
mined 3033 days 21 hours ago
Ga1WSwVYie3MHBXYCwEeKUAtjyZ1g2irEL 19.04989066 BTG58301.43 CZK4727.80 CZK
 
GJJYyW8srytYn4iNx694iw4PQ1g2DsqQvR 0.00801234 BTG24.52 CZK1.99 CZK→
AVfEnAW2mYigVAFqLmnjRzjuNLEodreq8R 0.00394949 BTG12.09 CZK0.98 CZK→
GcsKXyK7LgudhDxzTsZF6CvELN1kfHPEXT 0.04193143 BTG128.33 CZK10.41 CZK→
GgUzuwuTQZsk2AWSPh7fxA48P6ytBYFECY 0.02675881 BTG81.89 CZK6.64 CZK→
Gbe95aDxUvx1MopSwCsnNC8527U368N2Ki 0.01449035 BTG44.35 CZK3.60 CZK→
GYwUJD7WLinr4FkYuN4JgKq94mFJqK2xXD 0.00671188 BTG20.54 CZK1.67 CZK→
GYxGPKhvegrGwqJnvXp6BcTpBMaU2cVHs6 0.00242603 BTG7.42 CZK0.60 CZK→
GTxT9xYvFTEpwR6v2zgGBTym4wMQ23kmkn 18.92941461 BTG57932.72 CZK4697.90 CZK→
GPrhk8NwDS9MBzaJ98FNstUZzkYXsL2wZE 0.00246836 BTG7.55 CZK0.61 CZK→
GfmiD5CRZ5ktDvbn15LTJXiJjmsRB3JbCK 0.00438730 BTG13.43 CZK1.09 CZK→
GMqb2FpZQmfUMqMDgvCMbMyNDsSuQ3Ef2f 0.00919006 BTG28.13 CZK2.28 CZK→
Fee 0.00015000 BTG0.46 CZK0.04 CZK
446837 confirmations 19.04974066 BTG58300.97 CZK4727.76 CZK