Current Record
- Name
- u/marcinfejfer
- Owner
- NFDQUB8kFADDNeJ6KuZHewbhKmGEWDwmG1
- Last update tx
- bf57ade59194e91d401c454c141bbcb4b70418cb5a690510643e6aa589925033
- Updated at
- height 809,217
- Expires
- 5,874 blocks live
Value
{
"website": "http://www.speedupgroup.com",
"bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.",
"name": {
"formatted": "Marcin Fejfer"
},
"twitter": {
"username": "mjfejfer",
"proof": {
"url": "https://twitter.com/mjfejfer/status/534414283489046528"
}
},
"cover": {
"url": "https://s3.amazonaws.com/dx3/marcinfejfer"
},
"bitcoin": {
"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"
},
"next": "i/marcinfejfer-1",
"location": {
"formatted": "Poland"
},
"v": "0.2"
}
Operation History (11)
UPDATE
Jan 27, 2026
· 04:22 PM UTC
blk 809,217
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Jun 4, 2025
· 02:37 PM UTC
blk 775,140
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Oct 8, 2024
· 10:51 AM UTC
blk 740,298
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Feb 17, 2024
· 06:47 PM UTC
blk 706,477
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Jul 22, 2023
· 11:51 AM UTC
blk 674,983
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Nov 30, 2022
· 04:23 PM UTC
blk 640,964
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Apr 13, 2022
· 10:14 PM UTC
blk 607,502
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
REGISTER
Aug 28, 2021
· 03:09 AM UTC
blk 573,931
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
UPDATE
Sep 10, 2015
· 04:37 PM UTC
blk 248,328
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
REGISTER
Aug 6, 2015
· 07:58 PM UTC
blk 242,779
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}
REGISTER
Nov 18, 2014
· 01:06 PM UTC
blk 206,012
value {"website": "http://www.speedupgroup.com", "bio": "Early stage VC investor based in Poland. Fan of science-fiction, water sports and whisky.", "name": {"formatted": "Marcin Fejfer"}, "twitter": {"username": "mjfejfer", "proof": {"url": "https://twitter.com/mjfejfer/status/534414283489046528"}}, "cover": {"url": "https://s3.amazonaws.com/dx3/marcinfejfer"}, "bitcoin": {"address": "1Aurx3kni5G9YTSJuifDW7ChD3bJGSzHnZ"}, "next": "i/marcinfejfer-1", "location": {"formatted": "Poland"}, "v": "0.2"}