| Timestamp: 1529346907 | Timestamp [UTC]: 2018-06-18 18:35:07 | Age [y:d:h:m:s]: 06:355:05:07:05 |
| Block: 1590 | Fee (Per kB): 0.004920000 (0.000841222) | TX Size: 5.8486 kB |
| TX Version / Type: 2 / standard | No Of Confirmations: 1729271 | RingCT / RingCT Type: Yes / 4 |
| Extra: 01ea9e0258af09d9c01279f5d21c089f2f1d6a09d50923cbb1a5b270405fb82315 | ||
| Stealth Address | Amount | Amount Index |
| 00: d770f942a0398853e40b0f7e94e0bec5deafa912d111bc80b4055974e2cd8833 | ? | 34908 of 4406601 |
| 01: 4ca9c9b2dbdd3105a19f5a56855bca5890bcba8d0757b5b26e2f333957f99f0a | ? | 34909 of 4406601 |
| 02: 925920324ea7ebae2f435576ebd0e342ba285d275bc9621c3a8c8f9f70e07b90 | ? | 34910 of 4406601 |
| 03: d84fe095e8f8ab87b0b239f083717813f1d07faf6f0ecf87270fcf69a0b2ef4d | ? | 34911 of 4406601 |
| 04: 5fecd20172240989ed6cf47f5c4b842911257dc00e89a70e0d207df362977fd2 | ? | 34912 of 4406601 |
| 05: 7780c66a89b637c2c87fd06e82f1f6d6cca758c74a53ab8e8d103f51a280466d | ? | 34913 of 4406601 |
Check which outputs belong to given Arqma address/subaddress and viewkey
For RingCT transactions, outputs amounts are also decoded
Note: address/Subaddress and viewkey are sent to the server, as the calculations are done on the server side
Prove to someone that you have sent them Arqma in this transaction
TX private key can be obtained using get_tx_key
command in arqma-wallet-cli command line tool
Note: Address/Subaddress and TX private key are sent to the server, as the calculations are done on the server side
| Key Image 00: 38e64fb6779cfbfe38010c1db5a92082483b7b3f024e2e8917f983c4f35b5f13 | Amount: ? | ||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||
| Key Image 01: 19b584ea41e39cc9c39fa8b7c9aa496fc2d2e9f2c78ff2f5b981e7090a49a7f4 | Amount: ? | ||||||||||||||||||||||||||||||||||||||||||||||||
|
|||||||||||||||||||||||||||||||||||||||||||||||||
{
"version": 2,
"unlock_time": 0,
"vin": [ {
"key": {
"amount": 0,
"key_offsets": [ 9720, 16590, 3679, 1254, 1433, 1592, 72
],
"k_image": "38e64fb6779cfbfe38010c1db5a92082483b7b3f024e2e8917f983c4f35b5f13"
}
}, {
"key": {
"amount": 0,
"key_offsets": [ 11005, 10750, 2799, 443, 7200, 908, 1511
],
"k_image": "19b584ea41e39cc9c39fa8b7c9aa496fc2d2e9f2c78ff2f5b981e7090a49a7f4"
}
}
],
"vout": [ {
"amount": 0,
"target": {
"key": "d770f942a0398853e40b0f7e94e0bec5deafa912d111bc80b4055974e2cd8833"
}
}, {
"amount": 0,
"target": {
"key": "4ca9c9b2dbdd3105a19f5a56855bca5890bcba8d0757b5b26e2f333957f99f0a"
}
}, {
"amount": 0,
"target": {
"key": "925920324ea7ebae2f435576ebd0e342ba285d275bc9621c3a8c8f9f70e07b90"
}
}, {
"amount": 0,
"target": {
"key": "d84fe095e8f8ab87b0b239f083717813f1d07faf6f0ecf87270fcf69a0b2ef4d"
}
}, {
"amount": 0,
"target": {
"key": "5fecd20172240989ed6cf47f5c4b842911257dc00e89a70e0d207df362977fd2"
}
}, {
"amount": 0,
"target": {
"key": "7780c66a89b637c2c87fd06e82f1f6d6cca758c74a53ab8e8d103f51a280466d"
}
}
],
"extra": [ 1, 234, 158, 2, 88, 175, 9, 217, 192, 18, 121, 245, 210, 28, 8, 159, 47, 29, 106, 9, 213, 9, 35, 203, 177, 165, 178, 112, 64, 95, 184, 35, 21
],
"rct_signatures": {
"type": 4,
"txnFee": 4920000,
"ecdhInfo": [ {
"mask": "b5b9c23c26fddf7b13f8c24854ecf37785071fcbb32b4f0d9429ebf1494dea09",
"amount": "4ee015dce8c6fdfee73624e05ffb0ac2ee922b65aafb97ca21b197b07309980f"
}, {
"mask": "f1d1ec87bae3492de07382009b64651dac055b48479a46bc5d41025c4ca1a704",
"amount": "4295452df60618e98a9a71044e3e008538b658a5ff0e2776b29fc861f709a506"
}, {
"mask": "e746a942c05b2f438034f30015940afd48544e44687ddd2c80effe41e9191701",
"amount": "a27ea354b70b4df8de924c660905351effc362943ea3e7ed170a07089a0f3b05"
}, {
"mask": "8f66aa7884b3a01fe11c1344a7f7edbd4393da9f31cdb258ac92b274f9f89b0c",
"amount": "f6d6b87c97fb29a8d192fee08d27cb79cf80d90c54b7d0fe229144c88e1be20b"
}, {
"mask": "38852b1ffd204ce6ae21d00557b566f726e355ddd66f38ecf79df8b3b3b09f09",
"amount": "7634895361dd598e818b95e2ba943e8212a2e88c10d0e6b289ddfd98f6b0310d"
}, {
"mask": "e63879c3940d04a42f24019e848eff2e6a19faba06756043ae18bac52f67290a",
"amount": "70bed15dee63a1cc40e5276fd2248ff2c61137935508d243a799249aae82f905"
}],
"outPk": [ "8bee96b870ea9213f4824a52206b19038c3349c4dc1720d0293f9d2540546dbe", "2930b5cc30d19521898bf38f6c113de6ee37c2b765a98f247b836573e9cba3f4", "ebf700324b994af7bb39aacdf0a66d52fe0874dcb5ee49fd90046a88ed8d87b4", "1f3f7c5d3490bee2adab2a792fdfce5c6d04a7ec29b2a9e7a8aca7cd26fc0e32", "159c899d6f273692736140aa1453e1187a3ba12cceadc9f0e7e0ad58f53c0a9e", "8c2bc27858fb1e093c17b3fc9aa7181f0bdef5e4276a1aef6f6c00b31410abbc"]
},
"rctsig_prunable": {
"bp": [ {
"A": "4b08fe8ef0c9a5c3021164ea08e96de6a0f003a457c1d0ef7fc642d9b85823f3",
"S": "6be6f599a5b2216eae1aa98eceb7d73a5c348519a6fd509d1365ff214bbd00b8",
"T1": "01cbcd124aaf74733a3df5e7c079c9852bfc8b66424a08bf993b4418099d664f",
"T2": "0658544e455cdd1c6204279dea217c2aca6fe954edaba397ac2313d67d155f6a",
"taux": "ea39091ed282e8c1304505b0df888b52b2edbeae438e2ab4c9f66f1ec243cc04",
"mu": "cea2a9ccd67cd0657a63be49c3cf1b5a292bfd0024e21286c3e6478a526c7f09",
"L": [ "494d5fc07ad689a5516a3f3529384fd9e787433287bfe95d282cb5df596d24de", "2f253619e93dbeeeb4f1071c98c101352c937ce70ba6a0a67bcede8a987af1ec", "9b21fe1efc2a99a89d490252aaf859413a29949fc2fba316f1d5521f2acfe890", "4ac6c711e0cac3d172c15a3e332e8aa18f39ba4b5e99f42f00afc9a112137358", "dea5ea1081355bc62231818db05242a6a24a7d07a949048c6ae825f5755ba900", "e972b911c5ed83cf81690b4d9feb9ae8b80a94e9c6a83b3cc7718c6d37942b42"
],
"R": [ "75495d99947b3aec22373115b73c042cdd5b5551a1c039720f9e5c9158b974e4", "62e8f7a8f230136a8f27f6537f157af95ab274d6f546006745f0bbeabd747551", "e37fdd3466d7c65117a26d63b44beda5f78dcd0b87e1767808b43a29f9adf868", "180ba26d4b60337c71fd83d8bf959f5c5c5a08d38a8393fdaaae22b97853307e", "51211816b1a0fe2fac9d0212509d1aa434f633ac95539692e76ee53df749265e", "74a8c6fe93ba711ef7f8b4395004b3ca58e49b300f0d844fa79cf4abd237a4eb"
],
"a": "5258091e33689f7842604d3b9c5c6db378e3bbc0778ef70c74d6fc2050f33e0e",
"b": "888b6139fcb5da188dfec5153766f32a6882ec00689bf98b95efa58e5dc08404",
"t": "767037dd487f9415246058cc9a1b7df240108703a2d1b2282094ff8138e4f003"
}, {
"A": "3113afad656a31f1a145506f1b76c42d6f42613881b646d44e87b3495afd4717",
"S": "9c4fa4217794b53ec9bf973805d7e9ec30db1ae155ebce11e8fd063abae145cb",
"T1": "99b6e10b07f511afaa79e7d06852bf09564da192cbd7f6f02d554bb748a20cf1",
"T2": "7c305b03760db084435e3c4bf9b05528268d851d15cff0d0b5201b58f2d65c10",
"taux": "f52df950b038aec357008c5eba34db7c6c73208b217a5c8c2aa93499b492770e",
"mu": "1cc7ee286b66587ab23369eacaab86b8d522cd4f3d4c93497b4bdb1a6541d40b",
"L": [ "77e7868d8e46757f7f66f2139cb306a75a6c80b0e302f72f660a8a1e71c2c23a", "d84ac253120f509aa865dba0e54ae053c6d56f0ad193ffd8fc7001d9f3c87b5c", "6b517a8d36863a3c989b3495da46024fca7fb8efffb151cd4576505e027a7453", "2470ce3e1d99670b1d16f0a5a85600ccffd46de6b61829389d1ab2b309ac880b", "2a8bac6fa085625628dccf2ea331d69eff09f4dfea562ac8d54ccff1bf9a2ccf", "a03c1202f3aa477f6e9840fa632dfc9f3d954919dd5c77062b5929159512ba9d"
],
"R": [ "3c23a732ba410dbaecc00deca88a897fc8e8729dadae4ea9b1614fdebbf8d6dd", "096141a6f32e4dc7c1c0c8f19bf8181888f8294e0dfaf1a2212aaec16a365a37", "a6da466a4c2a1f1d34681d185bd3a079691f1afa4fc717c66bcfb857f3eaa5d0", "1d2ad0f0bd0ae5c56561ba17ac7162cd0ede47a6ccd2a3797286af59ada42a05", "d5d0aab26115a231f434dd517862f777d50c88998153bf00eb5d62cde82308b7", "e775fbd8382786165e59202920d73d79f537610b6738b00c53ca87190d5210c9"
],
"a": "519daebc6159b4b9cfcc0f3606519bd07da8697ced2d7d6b57ae03ca6eb43004",
"b": "094e7565d9c468d6f92b2ab2df60e94c115d1b10551274b74780664094c47f0d",
"t": "6a415d3ae56605c240dc95f736da2d3ad867e8003fc1022ab04470782622d30c"
}, {
"A": "4461bd02e7d76d443491772074540d4e8f62e8379bb114cb4ddee31cf63c7202",
"S": "f431d8a96262b76e841a7f9e4223fe1de940dcc64d78c18e31e2060602f94842",
"T1": "6154fdb22b93f6ee88e4ac2ff0dbe4b59f31160f6ede888f2d0fed9dbf81d1af",
"T2": "9e313e883b7df3099a58bab36bd24ac8ba024733a33fe3a02cc4f9033dc1ed41",
"taux": "37f7e4da25a2707e179549999b645c091c8c21fae4fbacbe7ae70e6014c75509",
"mu": "f1a59cf396b8fb5546bdd4d7240835abc701d9227c4e2fb58a9d269a78e88b08",
"L": [ "04fbef800b649737e248c20b12345455bf04a90c369676173ef4fa400c7d1264", "dbcb33a78f0ad30101ba2d0dcde6cb7410d417935d5257a75243d28e58bca31a", "5aa74525acbe8502666557046a3220a7e76e73600de8ea092086e9278975e8d1", "e8faab15037a9f5cde83acf58f951b3d0d7998bf0b7a0e310cbcf8062f2b126d", "f5b035d38c2f08c6ea7e40408de37502c85b19ce8bf58029b7a782a4cc1f9a27", "c276394354df884035582639e1c33b29aef68f8d04add022fc7674fe1fd64613"
],
"R": [ "8a95af218ac141108dea905c10ff254003e5cb30b00cf2333062e372e26b5962", "6dc5edcf50b164fe4c596bd5512fd71cd0876ca9c17f513629c260ba6f78d966", "4e2fce5a6aacaa51546bcf6fe9bccf59e4f2dd705c0390bd09d19be198a3d5cf", "5f8c091d09c228efd22c255718b5783deadf0a1cb1a495e5d91865b7d4407c10", "26bdb59bd6558f710d69073915d669640bd978f85f5b2feef3c71ffc0589dfc3", "93ffb9531c3fbb3e566da346b59bae02f20c5a6c7e306f69a029c2d7b7376980"
],
"a": "cb9a0b36532c471a09a779e20cd21964553d048f3ad0c9b88865981acc098808",
"b": "c008fe46b8a1dad8bb4e92316504895a37fcdbf2c82bae3c44735da944bf5500",
"t": "f5f099ced4daf5f179d64f182bc23f359798806f6d0c4db9818e355022ca5000"
}, {
"A": "b2b42abf12592e9b3ef0cbe0c5b7877d400ddf34fa90bea93e899bbbe30cbc0d",
"S": "96f0d1702959672918d0e5ab1a709c499e0afbd5b2f68c6310c618370914175d",
"T1": "8fa5557bc25240ccc04a8ac97daa9d03f9bf6c9a8bbb03a2eb7f37b630b00744",
"T2": "bb05a2c8db8d0eda125a813ee9b4c872710bde4593747c73e20afae038b2b357",
"taux": "caeb103b67f5cae8a7aa53da45bebd807ad7b95b2a78220f94f0b4bb04d23d07",
"mu": "d37f40f2a5c1ab83b0027dc80a4f3031f6440a2c5c598cca3054ebdbc2bb860a",
"L": [ "4cd0b9431728473472503f34ec5e84da459d250bb1816799f4ca8ed6154a182c", "aa9ec90af4304a5805cb43ac36f09621eb16a187dfb848d869302bffaa93e26d", "90fca95ff026a74fe839173df7ac86ad2c940ec50a56f935029adccfa933ca68", "71de6efd0385436a24570d575177b6daeb85d78c3ba44d7eed606d391b69752c", "3e67a74cf8be46ad4603e4c2c7dc0e96958895bd0ed089b07be6d837c536e73f", "7742f43884417b99ec515b765680396514f45b062e1537779512d171f27f5d74"
],
"R": [ "3efacc1d8bdc996ee051b85fb17640e5e2cc6de52bfbd3dbdc49d3c97c2751a4", "0e9f6ff87db7cc5d78a3fadb3fad792daad1a9ae7c956bd10c55ca8736cd5c51", "324dabfd032882e12b21b2706222c1d692372b75e452e092e8ed209ad6f0c614", "b172abc582ffa89ff3b5524c0f314a1d83348e86848282cd3826f3723e2d63fd", "48274b6960ffcd794ad7a893119265d19d8ca6ae84e0cb4dde236919ec10c6df", "e5434a5ddb38bf67d4f8954896d068017af3cef07588abc2a7e1d17972ada979"
],
"a": "76069843d43f3e022281ada60874d40b2b5f76675d3b24721f2208249450c10f",
"b": "bc5e7dc50c111d07dd5f0247be8e38c19a3a1d7413ad81dd39efce6562887e07",
"t": "78ce2a38ae4d7fb42b8461624af7528736ae9ef9eb96f4af30ff2e20d23fb20a"
}, {
"A": "b775f4af318702cd4cf344ca48ddeeee73971bf6b6b1ef21bf1575c5e1b777f9",
"S": "7bd5e0c3010c308797dfb2ed14294817463be8ef7013224ce70e5fba4b8ef83d",
"T1": "1d4a9f9b489544d6e8f404b9bd82e3147719291b38095a76d9dc4a414b8e09a2",
"T2": "8f271b233f1825fab3d694e96ec35026d288947abc5163404bc48120e17f1c07",
"taux": "1561ea6e8e34881208b4b9e75359e547a50f5ec0dc2305aa3f53bbfc7a5d760e",
"mu": "dc8603b9f9507efb1936c02ee62ec8b4b487f0d04cf7dc607419eeec0769cb09",
"L": [ "7afbe798113f839fa15415dc06831de11f8e451680f80b4f71d335a415c7f2ed", "6dc7112a0090dd97524ffadbda303050a0460bf24a5040f8aae5c217602230ca", "ede3ab262c8515180a6e11f0309c58f78c77ee00cf47818d5d9e06e3f2deb0df", "760756467bae0051e4c2062c1dc4b75fd02a80d6c46f784470bc353145866983", "69adc1a684568e3ab969d8ab8bd7b440e7af4f10a1420ab4ebf5785370a00017", "c108038c5f8563a4cd868e999c97c1b5fb36334d9644d4044a71257478baa472"
],
"R": [ "53ecc0e1c4e266373dbdf7c95595baca49a2ff13fb6f53257ca6ec91293eafcf", "63d3ffbce1bca7b5b3d0d08e78112d2ca6e89ef59028bcdc6054c3df0d70be57", "32ab148435e9d4840f01c568a5a37b7c5a94579e4706a60e46b5ca6e359a68da", "9bb8f8095e60cd0caddb069191bb23d247ac023a21317bcbcdc87113415d9a15", "f60d27d862356fcb5d30c829428ce2be23fceca3495ca045cbc85162f3863ab6", "a9c90676540747fda50b3c623e8494a797df4b6411b8ae4783fa1818f53600ec"
],
"a": "bb7785a16126b139ed847777b42b10162d17b448eb939567288b335e4588c300",
"b": "78a4aa5237cf7091a30c99d8d279090008fab63521fb639f8c2449545f8a420b",
"t": "b4584c5ddb80480cceb3bccb6f3ddf2bf832280563f6f85058b373e5093c370d"
}, {
"A": "cf49b17b38611a1752222019056ec9e50fb310f0130c55ceabe825dd22dede36",
"S": "82475998af91962b07b8897a41444fd9a3f9aba8d511f976a8320dfe1c240c34",
"T1": "c40268dc42a5476201830020242eb92fe3c1dae86afb010d18db58c100817326",
"T2": "7c3b6f4d2b13455f7aa316f0d84397c98d889aa0036d301d76af9e52f2fbad2f",
"taux": "fc060cdebb583f1912f672f9c932224171ce8c9c6f8ee92513019e1e18a36e0e",
"mu": "9b7dcf05bcd34cec0cddc13890524817e5534cddfef2c0d779ae7906ff840609",
"L": [ "498bfb10d4bb4f6ae131dec98d7241d5f0c2cb66d3096d47da1c0adfee000079", "6871e10c63cae9f0ea846adad254eed00285a99b634456e8588405d06b50ca73", "3c3b0e60894b5812eeb0d7d955a808fbd45328eb167fed5171bfefc99999509f", "de9083107d5742b20370895fd5459e10dfa57b10bac5b31a68ed7c123d7941d6", "571c7f56cdaa928ff47dc1cc2cbcb5c6553e01444eee1f490c081d9e3cedd322", "5cc3c30700b9f1655dbffd0a87058af91c5cabe46d62bfd12df0416d3cf4998e"
],
"R": [ "66dd8e24e9510b4bbdde3396e629c040c09aa454db8c030b3fba4eb0a42c7f6f", "41e0eafab5e8180193526927fdbc2fb42fa510d3e1c31b75ae484350ef0ee721", "0cbae15a4d4d142c76f2192da5c68c08aaadca8d096b2b2f8d7d663a5611455e", "0103df93b2e6494a0c6d762dfe0c16d2459d79163b5e1c55c4f6c7efcece63ae", "10e211fa7b45da30c98d83c86b761cfa2a891bd45a7dbfd06fadd00967ca9b7a", "d67b7b8b112bd0f819caa82b2e4c4d4f707c486c0e66d5bb9ff6a56b10fee731"
],
"a": "2425a508cbbce55b31a471c8f07103ee43cf0f33e48b8ffbd79acb319c41ed02",
"b": "6b9814dcd9b4760f48a18914c1b0e580abbc1e64c75b93921b7b5817852da703",
"t": "767123fe35758a78bf626a1c205451b82fb7279805cb35ad2fcae70673ae9907"
}
],
"MGs": [ {
"ss": [ [ "0628b96d75987c92e344438296084d9d0ca8a54c2cc06000833662e2044a080f", "a7096eb4cb672429d09c46498c33f4ae5f75e1150ecadc174a758cb856296505"], [ "310d2966f0c23d93fc56697f3dc09903f9e224dbbce7564f9b095313b1894604", "edaa5bc4f0fbd04664acdf3ad5c463caf3bc06f1aa8c221f79c784103681b50b"], [ "efa43ee78540790bb34facdfd2e9a700b114e8c47554f897e047d8cd9b915605", "f25a429c5da53922aedfde4cfb4093c9c4c481f4db8f426c5a8a981306d3950e"], [ "53895d4c1c7089c561914bbde5cf4feb6db12863df4f1c08155b9fbe6293e20a", "82b063c98795daa5a16880626b9a9e2e71294e54042b4049bb3a9379d0080904"], [ "1f7203b766f496361de6e6a7b962391f18976d9d85948d325548b461ed27f008", "1511791b3eda4097acf0a93fcac1727d41f62bf3ba83fbbfb19c6bd99a169a07"], [ "49f757cb56a99facf3b08057ddb4002974772a9989b961c7d120751bc547ce0c", "fccf48e0e8ed3d1237e480fb836648fb505ece0fd5352b85ba930afa6036ba03"], [ "19070f92adf9a774a08638eefaa470c93da419f952b25cc69df27ec1d534040c", "0b075400096df141fc78f7f22273548abc5c4d9f71ffe640d8d56cdf61b4d409"]],
"cc": "ae2d90de6df7537e47c0d3b83e7dc9c6f4ae71c134d316a7e91b7f3588406a06"
}, {
"ss": [ [ "d3e10f25ea85943ee325e1926ae6441b852fbd7ef163cc7ce918ec856aa0fb0d", "bec49e548c9fe76769a1343b0917b460d8781931d8cc3b010b74f3286c0c7608"], [ "980e7a2fe801ddb4c3df09d399f11a96b29bcb43a75996b05de7638e35ab2200", "bd1ce24eccc99cbf1e0bcb675e2f72e5971611120fefffeb23dea5da197e8200"], [ "b05e377184926de11bbe113fe639e9a247cb31a08b47d25bc648aa3b2909fc0b", "90801bb6b4af9a4d5fa32ee17757020f19b96935b37f215718d5d1af0623b400"], [ "36c3354e6b2b3eb63ed0d2e0c644563fcc8d63334b94c7e02f1338f22c41b309", "b25f297114ec038dfeb7b921e7a83a281addbb51d08325fa41a1b739162ae30e"], [ "7d8e9885dc0b9304812ffedc16f4ce30e45ff83d3908acb138008460de476800", "983e467102cfbba01d2f41a2bc3b3acec765b7a3449629667d194d7c777bb904"], [ "efe0b1e9c935f56f0d649d997233d2250c83c90c1d6c5874a4b1ed0fab9c9d08", "9ff05f8fdfc30a3dbfbcbf4c58c813da0212771e7cc6ccf2d18a8bcfe2fc920a"], [ "8acb930151c8eeac5c8262ec7a5172dceb18ab907f5829bb4067fba1c7658d04", "9b5b9c88e01f7ad94c6b8dccf16af1db9ba98684e40921902110874b4026fe01"]],
"cc": "f91d46686fe798f650b91441a1b91a06593f80e4c0e638708b91630b8bf3cc0b"
}],
"pseudoOuts": [ "3186d0be10c303bd57c324c217ce97c91130b1853673ddd6725b94bf53e701f4", "bdb2ef9ac62f6e688593589046cdfb5c3b6c9c692e5ea79551e3f55dbf8de467"]
}
}
No javascript / No web analytics trackers / No cookies / No external resources / Open Sourced
Explorer Version (api): master-2025-06-04-e4ae5f8 (7.0) Arqma Version: 7.0.0-486794b6_Release
Latest source code
Forked from: onion-monero-blockchain-explorer
Copyright (C), 2019-2025 arqma.com