Published on 11 October 2023
Warning

Warning concerning an entity named Blockchain Technology / Blockchain Database / Blockchain BTC Database, Inc. and a fraud scheme misusing the identity of the former company Blockchain Luxembourg S.A. / Blockchain.com Group Holdings, Inc., that ceased its activities in 2021

(published on 11 October 2023, updated on 13 October 2023, 26 October 2023, 30 January 2024, 5 April 2024, 1 August 2024, 25 September 2024, 18 December 2024, 15 January 2025, 1 April 2025 and 7 May 2025)

Warning: Identity theft and illicit activities
Website used: www.blockchain.com
Email addresses used: support@blockchain.com
dpo@blockchain.com
support@blockchain-supports.de
consullant_blockchain@aol.com
financial-department@liquidityblockchain.net
blockchain.official1@outlook.com
firstname.lastname@blockchaindatabase.net
response.support@blockchain-info.cc
FirstnameLastname@blockchaindatabase.finance
security-support@blockchainbtcdatabase.com
InitialFirstname.Lastname@rcd-blockchain.com
firstname.lastname@blockchainbase.live
support@antimoneylaundering.info
InitialFirstname.Lastname@fi-blockchain.com
blockchain@refundoffice.org
FirstnameLastnameblockchain@gmail.com
Phone numbers used: 621 457 868
621 550 919
+44 800 011 9109
+44 7447 898014
+44 7727 022690
+1 585 653 7353
+44 203 286 0777
+44 207 066 1000
+44 207 066 1099
+43 664 309 01
+43 664 453 43
Alleged registered offices: 1, rue Phillipe II L 2340-Luxembourg

1 rue Philippe, 2340 Ville-Haute, Luxembourg

154, Rue Albert Unden, 2652 Limpertsberg Luxembourg

Rue du St Esprit, 1475 Ville-Haute, Luxembourg
Note: Unknown persons fraudulently refer to the former Luxembourg company Blockchain Luxembourg S.A. / Blockchain.com Group Holdings, Inc. which ceased its activities in Luxembourg with effect from 22 October 2021.