Block

41093380
0x51067472aedf0be224838c9f540baffc63b36ac6ce2fb2136ce4de59d6169a45
Transactions159
Height41093380
Confirmations4900701
Timestamp170 days 7 hours ago
Size (bytes)47382
Version
Merkle Root
Nonce0x0000000000000000
Bits
Difficulty0x2

Transactions

0x5b662f71cbc6c0d5afc87ce17d7791d03f497c27edabdbc11b6e83690fe435f4
mined 170 days 7 hours ago
0x626c6f63
0xA640229AB30370Ee6cB802CeE164a36907341347
 
0xA640229AB30370Ee6cB802CeE164a36907341347
0 BNB0.00 RUB0.00 RUB
Fee 0 BNB0.00 RUB0.00 RUB (0 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xed91e4ae9ee09a87ea2b11f5e4fdc772912c959cd624f5e7037694053a9eedcb
mined 170 days 7 hours ago
0x2a0f7700
0x4b6DFaf45C0a7E5e2A3dF2E69F81Cdd90f4AF4dD
 
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x4b6DFaf45C0a7E5e2A3dF2E69F81Cdd90f4AF4dD
 
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
203.915 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0xAd792EDF5c99dACD920DD1950adD3F6e57eb0e82
2.03915 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x33893158b31F6Cd8C92Cee03D03d478a94535F86
1.22349 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x295d84b490A75eC6237131c82913811C3B9E20B1
1.22349 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x17Fa1B5935e9b3d48d2a2FAaE855c0BE3802A1EB
1.22349 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x5156d4255a5fAAdc599B5902F02AE3eA719824a7
1.22349 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x1dc2edf19af942180276AE752ea38cF786F1830a
1.22349 DOT-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0xDd5bAd8f8b360d76d12FdA230F8BAF42fe0022CF
6.11745 DOT-
0xDd5bAd8f8b360d76d12FdA230F8BAF42fe0022CF
 
0x16b9a82891338f9bA80E2D6970FddA79D1eb0daE
0.053921407477719414 WBNB-
0x16b9a82891338f9bA80E2D6970FddA79D1eb0daE
 
0xC597952437Fa67B4a28bb03B19BF786AD26A4036
24.00106679064460086 USDT-
0xC597952437Fa67B4a28bb03B19BF786AD26A4036
 
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
4173.80646011244761321 bSERO-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x0704Ca7F73749F23A57997df53c02a9caA7Fed9B
12.2349 DOT-
0x0c1d3FeC311f27E44D2A12524a9AF47B93eA9610
 
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
3.089244151623135813 UCON-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x0000000000000000000000000000000000000000
0.514874025270522635 UCON-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x62934e7e5c61d95C792aBDA39c9a20dBCC59eeE9
1.029748050541045271 UCON-
0xA949696cfDf479d224DF4f95F0C3C2bD7230ccbf
 
0x89Ab9eF80f6Fcc36784a4fD5D3d7C6a9CcFdb4e1
1.544622075811567907 UCON-
Fee 0.004292988 BNB880.18 RUB1395.43 RUB (1 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xa8cecd54e7845d89c21666b542ea7fd8f577d96c6a61a0cc6967f1ff18a62e8f
mined 170 days 7 hours ago
Transfer
0x271300100e7F35F3014B630f1eE57156Ed2750AD
 
0x1266C6bE60392A8Ff346E8d5ECCd3E69dD9c5F20
0.00354010808597895 BNB725.82 RUB1150.71 RUB
Fee 0.000021 BNB4.31 RUB6.83 RUB (1 Gwei/gas)
4900700 confirmations0.00354010808597895 BNB725.82 RUB1150.71 RUB
0x85798c8a91c8c701116abde5ed12c5f815587611f921f11e7df950e8c9375469
mined 170 days 7 hours ago
0x2a407667
0x26eB17CBcB2726DD62Ba2d62B5cAc3C40BE16be9
 
0x426Dcfe9ff2221a92eBc5B720401607a34fb436D
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x26eB17CBcB2726DD62Ba2d62B5cAc3C40BE16be9
 
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
1657.42999999 ORN-
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
 
0x26eB17CBcB2726DD62Ba2d62B5cAc3C40BE16be9
4.116267159122209468 WBNB-
Fee 0.003772250784504678 BNB773.42 RUB1226.16 RUB (32.692447823 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0x23cdbd24d82d74e5a8b7d7f43ada3663f42c35dfe97741e199e7420f4c85ed87
mined 170 days 7 hours ago
0xc0cac0ca
0x7272D892bcc688bfBcFfb533a129023624c73EDF
 
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x684Fd3C5CDFE279C82adc33029B095292d31Ca35
 
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
439.446333023532051012 USDT-
0x36696169C63e42cd08ce11f5deeBbCeBae652050
 
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
0.979752411206280024 WBNB-
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
 
0x36696169C63e42cd08ce11f5deeBbCeBae652050
437.687499999999950848 USDT-
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
 
0x684Fd3C5CDFE279C82adc33029B095292d31Ca35
393.93391826 ORN-
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
 
0xC0CA1BDE7339a71709878acb4477B1D072EACF00
1.758833023532100164 USDT-
0x46Cf1cF8c69595804ba91dFdd8d6b960c9B0a7C4
 
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
140.484732154844966345 USDT-
0x36696169C63e42cd08ce11f5deeBbCeBae652050
 
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
0.313244894868510889 WBNB-
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
 
0x36696169C63e42cd08ce11f5deeBbCeBae652050
139.9375 USDT-
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
 
0x077e69289db783801B5900F680D9796D60053dEb
125.71150445 ORN-
0x077e69289db783801B5900F680D9796D60053dEb
 
0x46Cf1cF8c69595804ba91dFdd8d6b960c9B0a7C4
0.002664626010038289 BTCB-
0xBb5cbb0D8Bdc8Dee1485f6e1D22449dA3d34D45d
 
0xC0CA1BDE7339a71709878acb4477B1D072EACF00
0.547232154844966345 USDT-
Fee 0.000526637 BNB107.98 RUB171.18 RUB (1 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0x6260b74e4a780006b9212b6a9b585507c7d9a29dbe4a7aa5d232eeb7a3cc3fc5
mined 170 days 7 hours ago
0x95435ac9
0x6340F7215617ec115e6D5999d396ae2B677c17A2
 
0x802b65b5d9016621E66003aeD0b16615093f328b
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x802b65b5d9016621E66003aeD0b16615093f328b
 
0xC522bdd2Eab2501E8136A9dc874e738bD026F91A
2283.06901989 FRBK-
0xC522bdd2Eab2501E8136A9dc874e738bD026F91A
 
0x802b65b5d9016621E66003aeD0b16615093f328b
80.57318080877445406 USDT-
Fee 0.000135867270336861 BNB27.86 RUB44.16 RUB (1.210000003 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xf404e9b52f7f00bf9c9b1df429253d0660112cd103725bb258d7e8d70165f15f
mined 170 days 7 hours ago
0x03ae2101
0x817f3cbEcA1A9994253B22E4d8d6bF3876B59230
 
0x927f66Da8A9c6D5f33c2AF683C6B72FFF09198D4
0.000200301977573607 BNB41.07 RUB65.11 RUB
BEP20 Token Transfers
0x93a7f3c9543Eb1be8c45e007d33ba56640DbE5EE
 
0x927f66Da8A9c6D5f33c2AF683C6B72FFF09198D4
0.121948521731467628 WBNB-
0x172fcD41E0913e95784454622d1c3724f546f849
 
0xC522bdd2Eab2501E8136A9dc874e738bD026F91A
54.23671953171510873 USDT-
0x927f66Da8A9c6D5f33c2AF683C6B72FFF09198D4
 
0x172fcD41E0913e95784454622d1c3724f546f849
0.121433697381655373 WBNB-
0xC522bdd2Eab2501E8136A9dc874e738bD026F91A
 
0x93a7f3c9543Eb1be8c45e007d33ba56640DbE5EE
1529.82498187 FRBK-
Fee 0.000264351005022669 BNB54.20 RUB85.93 RUB (1.000000019 Gwei/gas)
4900700 confirmations0.000200301977573607 BNB41.07 RUB65.11 RUB
0x90c760bdb47bb957931d90b83527fbbef9d41e2787134bf1c85254fc22bc1a2e
mined 170 days 7 hours ago
0x51767430
0x12de46F7208fb7FC92Ccc98331a312634ba72ac0
 
0x8DDB3593a10F4cc8BDB3b52aDAd2d2346065DC49
0.000052617488279445 BNB10.79 RUB17.10 RUB
BEP20 Token Transfers
0x172fcD41E0913e95784454622d1c3724f546f849
 
0x2D722C96f79d149dD21e9eF36F93fc12906CE9f8
1416.026502865603250845 USDT-
0x2D722C96f79d149dD21e9eF36F93fc12906CE9f8
 
0x172fcD41E0913e95784454622d1c3724f546f849
3.171127049314107392 WBNB-
Fee 0.000182499 BNB37.42 RUB59.32 RUB (1 Gwei/gas)
4900700 confirmations0.000052617488279445 BNB10.79 RUB17.10 RUB
0x36456554cbd1bc57405458eea85be99fba15c094536c25a96a46ba418b10dfe4
mined 170 days 7 hours ago
0x9a890ffc
0x018A0DfCBABD1935240d20Fe9BE29AFe11c86E28
 
0x8DDB3593a10F4cc8BDB3b52aDAd2d2346065DC49
0.000082962287134147 BNB17.01 RUB26.97 RUB
BEP20 Token Transfers
0x47a90A2d92A8367A91EfA1906bFc8c1E05bf10c4
 
0x2D722C96f79d149dD21e9eF36F93fc12906CE9f8
564.922892584202414653 USDT-
0x2D722C96f79d149dD21e9eF36F93fc12906CE9f8
 
0x47a90A2d92A8367A91EfA1906bFc8c1E05bf10c4
1.265288019552763904 WBNB-
Fee 0.000152197 BNB31.20 RUB49.47 RUB (1 Gwei/gas)
4900700 confirmations0.000082962287134147 BNB17.01 RUB26.97 RUB
0x3d08bddabda4a7273a2392eca75325e4886a0c5718ac4287b1945ceeb72f5fa2
mined 170 days 7 hours ago
0x4ae6c53a
0xb969422656a94f2f660ECab90409D589876c1D41
 
0x8DDB3593a10F4cc8BDB3b52aDAd2d2346065DC49
0.00009930119379573 BNB20.36 RUB32.28 RUB
BEP20 Token Transfers
0x6fe9E9de56356F7eDBfcBB29FAB7cd69471a4869
 
0x2D722C96f79d149dD21e9eF36F93fc12906CE9f8
1927.542295576964477189 USDT-
0x2D722C96f79d149dD21e9eF36F93fc12906CE9f8
 
0x6fe9E9de56356F7eDBfcBB29FAB7cd69471a4869
4.317889639537967104 WBNB-
Fee 0.000122208 BNB25.06 RUB39.72 RUB (1 Gwei/gas)
4900700 confirmations0.00009930119379573 BNB20.36 RUB32.28 RUB
0x4ded507fa75f1852050924a14ac8289629845fd7018a8db66b43c293174d1c07
mined 170 days 7 hours ago
0x40e5c1ee
0x396B2eF1833f2b288017A36E0b690A3d2936E220
 
0x00000000041d945c46E073F0048cEf510D148dEA
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x00000000041d945c46E073F0048cEf510D148dEA
 
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
0.074422029466297127 WBNB-
0xC9807E3476d81CFb769122eD75EE4783eF9c2035
 
0x48CeB32b7134b86f3b4333878Aa27368aD40a295
29.85025355 ORN-
0x48CeB32b7134b86f3b4333878Aa27368aD40a295
 
0x693d208D53fE2B3a0920530bA48635f050dc2fCa
33.334728084115100234 BUSD-
0x693d208D53fE2B3a0920530bA48635f050dc2fCa
 
0x00000000041d945c46E073F0048cEf510D148dEA
0.074794936501717847 WBNB-
Fee 0.000205494 BNB42.13 RUB66.80 RUB (1 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0x0a74e3a7fb69e00870e7e4f2cb67c0851d0c5282395b80aefee8f67f56cb056a
mined 170 days 7 hours ago
0xa00597a0
0x493601007Fe0042Eb27Bef5943CAAd8EE594dc8c
 
0x802b65b5d9016621E66003aeD0b16615093f328b
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x172fcD41E0913e95784454622d1c3724f546f849
 
0x802b65b5d9016621E66003aeD0b16615093f328b
574.133358358641569857 USDT-
0x802b65b5d9016621E66003aeD0b16615093f328b
 
0x172fcD41E0913e95784454622d1c3724f546f849
1.286056074009152759 WBNB-
Fee 0.000123251000123251 BNB25.27 RUB40.06 RUB (1.000000001 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xe59961cb9b7615e1082b800a1b928dccdf6eb29a10dc911a6b11645d227e27ce
mined 170 days 7 hours ago
Transfer
0x493601007Fe0042Eb27Bef5943CAAd8EE594dc8c
 
0x1266C6bE60392A8Ff346E8d5ECCd3E69dD9c5F20
0.000000000918700619 BNB0.00 RUB0.00 RUB
Fee 0.000021000000021 BNB4.31 RUB6.83 RUB (1.000000001 Gwei/gas)
4900700 confirmations0.000000000918700619 BNB0.00 RUB0.00 RUB
0x57e6cae1cafd3dd6f5d8a71a11c4ec1fd535bb4e362ac4bec3081576d75b3d8a
mined 170 days 7 hours ago
Transfer
0x64848A6Da88cf49DC13a9c903884E12a6Bd7Db17
 
0x782F67080f7a34E87850291036e8F9f088AF9869
0.00002250021294 BNB4.61 RUB7.31 RUB
Fee 0.00002100021294 BNB4.31 RUB6.83 RUB (1.00001014 Gwei/gas)
4900700 confirmations0.00002250021294 BNB4.61 RUB7.31 RUB
0x9ab7e415496aec4f158c1e4809ffbac718d7f30b105b5f109360f6391fc3461a
mined 170 days 7 hours ago
Transfer
0x04a88e551D86635fCA76BDBCB42bee655B6174Cd
 
0x996dc8f65e6025edE4E5dDB8317dE7BEEa451341
0.008749832 BNB1793.96 RUB2844.12 RUB
Fee 0.000021 BNB4.31 RUB6.83 RUB (1 Gwei/gas)
4900700 confirmations0.008749832 BNB1793.96 RUB2844.12 RUB
0x6a7b799819a47d9e7635d212db99ad81ca05f3c0727d604ad850e2f5b310d852
mined 170 days 7 hours ago
0xa9059cbb
0x9239dF3E9996c776D539EB9f01A8aE8E7957b3c3
 
0x55d398326f99059fF775485246999027B3197955
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x9239dF3E9996c776D539EB9f01A8aE8E7957b3c3
 
0x45c9741220d1900044AB700AF9BBECd34DCbc01c
489.67591 USDT-
Fee 0.00055224 BNB113.22 RUB179.50 RUB (16 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0x0190bd72b6705eba581beccbf8453b1c0c0129904be8ab387911d0cb6bc34cbd
mined 170 days 7 hours ago
0xa9059cbb
0x9369757F25c9d436C492965F26129A103f1b9b2c
 
0x55d398326f99059fF775485246999027B3197955
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x9369757F25c9d436C492965F26129A103f1b9b2c
 
0xB6Fa06cfFdF29e3A5bb01C0F58e1d1bf66A52945
101.5 USDT-
Fee 0.000241605 BNB49.54 RUB78.53 RUB (7 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xe38b70989bde4b1eb1161f97e6dc510bb37ed4f56ab2d517c1b90be08aed76a5
mined 170 days 7 hours ago
0x7ff36ab5
0x783841989A7E072b145f58EaBb5d329993b5a9c4
 
0x10ED43C718714eb63d5aA57B78B54704E256024E
2.4 BNB492066.60 RUB780115.20 RUB
BEP20 Token Transfers
0x10ED43C718714eb63d5aA57B78B54704E256024E
 
0x16b9a82891338f9bA80E2D6970FddA79D1eb0daE
2.4 WBNB-
0x16b9a82891338f9bA80E2D6970FddA79D1eb0daE
 
0x783841989A7E072b145f58EaBb5d329993b5a9c4
1068.110253227416172189 USDT-
Fee 0.000565608 BNB115.97 RUB183.85 RUB (6 Gwei/gas)
4900700 confirmations2.4 BNB492066.60 RUB780115.20 RUB
0x8d92288e90cbf8a1a52e86e101cec47cbb24b37cd2ac5030d425dfcf65224638
mined 170 days 7 hours ago
0xa9059cbb
0xf89d7b9c864f589bbF53a82105107622B35EaA40
 
0x55d398326f99059fF775485246999027B3197955
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0xf89d7b9c864f589bbF53a82105107622B35EaA40
 
0xeDd296c70f4737579fbD1b8A4C3e8101D89DA2Cb
39.8475 USDT-
Fee 0.000172635 BNB35.39 RUB56.11 RUB (5 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0x16cc61367b009e043684deeece6b27a12228ea258f0edff8aaac6c7bed5f0085
mined 170 days 7 hours ago
0xa9059cbb
0x27CDdeE3Bb99a89ee474241d5b861691B53D4591
 
0x55d398326f99059fF775485246999027B3197955
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x27CDdeE3Bb99a89ee474241d5b861691B53D4591
 
0x8894E0a0c962CB723c1976a4421c95949bE2D4E3
5287.2 USDT-
Fee 0.000148635 BNB30.47 RUB48.31 RUB (5 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xc76c2a0b37f7db353bb7ccce76a5609846944a1d1a27c1043bc342314839ce6d
mined 170 days 7 hours ago
0xa9059cbb
0xf89d7b9c864f589bbF53a82105107622B35EaA40
 
0xa260E12d2B924cb899AE80BB58123ac3fEE1E2F0
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0xf89d7b9c864f589bbF53a82105107622B35EaA40
 
0x79f70d28E3c12955aF38b0A724FDA2dBE90D4Bb8
1038.59699 HOOK-
Fee 0.000257735 BNB52.84 RUB83.78 RUB (5 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0x99597a27e4fef9916a625b44cba165c677006d5da1355d27c3c8b5f232f4b42d
mined 170 days 7 hours ago
0xa9059cbb
0x651d59f83845d813F2A8DFA018aA0c64D7cBfF84
 
0x55d398326f99059fF775485246999027B3197955
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x651d59f83845d813F2A8DFA018aA0c64D7cBfF84
 
0x8894E0a0c962CB723c1976a4421c95949bE2D4E3
5178.8566409 USDT-
Fee 0.000148695 BNB30.49 RUB48.33 RUB (5 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xb0e8db9f876d009e2836ed61a3fe803b00cc03d1ce63624a100190964ec37c57
mined 170 days 7 hours ago
0xa9059cbb
0x4982085C9e2F89F2eCb8131Eca71aFAD896e89CB
 
0x755f34709E369D37C6Fa52808aE84A32007d1155
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x4982085C9e2F89F2eCb8131Eca71aFAD896e89CB
 
0x055A3B37957bfbD3345bED9968e7E8Dd56d67066
7524220.95 NABOX-
Fee 0.00018531 BNB37.99 RUB60.23 RUB (5 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB
0xa1f937df8c08f7e3f44fad13188e24efe3db4f2fd133e94a6d1f99d6964ae49c
mined 170 days 7 hours ago
Failed
0x30013057
0x26bD98954782C5f8Ae5cb6E6f6C8617AbAcFd80A
 
0xC6C253ed34De76376C1CA6f6E49454e21d2569b2
0.000000000110526185 BNB0.00 RUB0.00 RUB
Fee 0.00020761 BNB42.57 RUB67.48 RUB (5 Gwei/gas)
4900700 confirmations0.000000000110526185 BNB0.00 RUB0.00 RUB
0x0a01f1adad7737020c236b22be57502263ce4d2f749b2f3467aefa60b3b9e566
mined 170 days 7 hours ago
0xa9059cbb
0x30e97E3b69B08d4a53B2646e489E1cE64Eaf260a
 
0x55d398326f99059fF775485246999027B3197955
0 BNB0.00 RUB0.00 RUB
BEP20 Token Transfers
0x30e97E3b69B08d4a53B2646e489E1cE64Eaf260a
 
0x8894E0a0c962CB723c1976a4421c95949bE2D4E3
5133.38 USDT-
Fee 0.000148635 BNB30.47 RUB48.31 RUB (5 Gwei/gas)
4900700 confirmations0 BNB0.00 RUB0.00 RUB