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SoloBlocks Block #938,252
Self-Hosted Solo
Wednesday, February 25, 2026 · 08:05 UTC · Feb 25, 2026
BLOCK #938,252
Total Block Reward
3.1786 BTC
≈ $193,890 USD
Block Height
938,252
in the Bitcoin chain
Found By
Self-Hosted Solo
Solo mining pool
Difficulty
144.4T
network difficulty
Miner Hashrate
257 PH/s (est. from 38 blocks)
Large mining farm
Miner Luck
1 in 3,547
per-block odds
Winning Nonce
3,363,343,152
78.31% through search space
Transactions
599
1055.5 KB block
Fees Collected
0.0536 BTC
1.69% of reward
Block Interval
9.3 min
108.1% luck (⚡ fast)
🎓 Explain Like I'm 10

Bitcoin mining is a giant lottery. Every ~10 minutes, one miner wins 3.1786 Bitcoin — worth $193,890 today.


On Feb 25, 2026, this miner using a Large mining farm found block #938,252. They were mining alone — no big pool, just their own machines competing directly against the entire Bitcoin network (911.82 EH/s total).


Winning solo means keeping 100% of the reward — no pool fees, no sharing. High risk, high reward.

⚠️ Miner Identity Assessment
🏭
🏭 Large Unknown Pool
Based on 38 blocks found from this address
1.11 EH/s
Implied Hashrate
0.122%
Network Share
38
Blocks Found
7 days
Avg Gap
How we estimate: Each Bitcoin block found requires approximately difficulty × 2³² hashes. With 38 blocks over 259 days, the implied sustained hashrate is 1.11 EH/s.
⚠️ Not a solo miner. At 1.11 EH/s this is a large mining operation — likely an unregistered pool or industrial farm that mempool.space doesn't yet have a signature for. We display the block for completeness but mark it accordingly.
🎲 The Odds — Show Your Work
Miner's share of total Bitcoin hashrate 0.028190%
Miner: 257 PH/s vs Network: 911.82 EH/s
Miner hashrate (Estimated from block frequency (38 blocks found))
257 PH/s
Bitcoin network hashrate
911.82 EH/s
Chance of winning each block
1 in 3,547
Expected wait time at this hashrate
25 days
Expected blocks to find 1 solo block
3,547 blocks
Probability per block = miner_hashrate / network_hashrate
  = 257 PH/s / 911.82 EH/s
  = 1 in 3,547

Expected wait = blocks_to_win × 10 minutes
  = 3,547 × 10 min = 25 days
⛏️ Miner Profile
Pool
Self-Hosted Solo
Hashrate (24h)
257 PH/s (est. from 38 blocks)
Estimated from block frequency (38 blocks found)
Active workers
0
Solo blocks found (tracked)
38 blocks
🏗️
Large mining farm
Thousands of ASICs, industrial power
🎯 The Winning Number — Nonce Visualizer
To mine a block, the miner cycles through numbers from 0 to 4,294,967,295 at billions per second, checking if each produces a valid hash. Number 3,363,343,152 was the winner.
03,363,343,152 ← winner4,294,967,295
78.31%
3,363,343,152
Winning Nonce
78.31%
Through range
931,624,143
Numbers after
💡 The miner also tried different extra nonce values — restarting from 0 each time the full 4.29B range was exhausted. Modern ASICs can cycle through the entire nonce space in ~0ms.
💸 Fee Breakdown — What the Miner Captured
The block reward has two parts: a fixed subsidy set by Bitcoin protocol, plus transaction fees paid by users who wanted their transactions included.
Subsidy — 3.1250 BTC (98.31%)
Fixed reward, halves every 4 years
Fees — 0.053578 BTC (1.69%)
From 599 transactions in this block
3.125 BTC
Subsidy
0.0536 BTC
Tx Fees
8,945 sat
Avg fee/tx
⚡ Solo miners keep 100% of fees — no pool takes a cut. In pool mining, the fee revenue is also split among all pool members.
🏆 Miner Block History — 38 Blocks Found
119.5339
Total BTC earned
$7,291,448
Total USD value
7 days
Avg between finds
↑ Show 18 older blocks 18
Mar 7, 2026 · 15:44 UTC · Self-Hosted Solo
3.1731 BTC ≈ $193,558
⏱ 2 days since previous find
Mar 9, 2026 · 15:56 UTC · Self-Hosted Solo
3.1639 BTC ≈ $192,998
⏱ 2 days since previous find
Mar 17, 2026 · 19:48 UTC · Self-Hosted Solo
3.1487 BTC ≈ $192,065
⏱ 8 days since previous find
Mar 27, 2026 · 00:06 UTC · Self-Hosted Solo
3.1388 BTC ≈ $191,465
⏱ 9 days since previous find
Mar 31, 2026 · 15:39 UTC · Self-Hosted Solo
3.1410 BTC ≈ $191,598
⏱ 5 days since previous find
Apr 2, 2026 · 14:02 UTC · Self-Hosted Solo
3.1353 BTC ≈ $191,250
⏱ 2 days since previous find
Apr 6, 2026 · 17:25 UTC · Self-Hosted Solo
3.1827 BTC ≈ $194,142
⏱ 4 days since previous find
Apr 8, 2026 · 16:59 UTC · Self-Hosted Solo
3.1347 BTC ≈ $191,215
⏱ 2 days since previous find
Apr 8, 2026 · 23:12 UTC · Self-Hosted Solo
3.1270 BTC ≈ $190,744
⏱ 0 days since previous find
Apr 11, 2026 · 23:29 UTC · Self-Hosted Solo
3.1413 BTC ≈ $191,619
⏱ 3 days since previous find
Apr 23, 2026 · 19:57 UTC · Self-Hosted Solo
3.1416 BTC ≈ $191,635
⏱ 12 days since previous find
Apr 26, 2026 · 01:24 UTC · Self-Hosted Solo
3.1396 BTC ≈ $191,513
⏱ 2 days since previous find
May 3, 2026 · 16:19 UTC · Self-Hosted Solo
3.1379 BTC ≈ $191,408
⏱ 8 days since previous find
May 4, 2026 · 09:12 UTC · Self-Hosted Solo
3.1517 BTC ≈ $192,250
⏱ 1 days since previous find
May 8, 2026 · 09:22 UTC · Self-Hosted Solo
3.1384 BTC ≈ $191,439
⏱ 4 days since previous find
May 9, 2026 · 19:24 UTC · Self-Hosted Solo
3.1908 BTC ≈ $194,636
⏱ 1 days since previous find
May 10, 2026 · 14:35 UTC · Self-Hosted Solo
3.1301 BTC ≈ $190,931
⏱ 1 days since previous find
May 14, 2026 · 03:10 UTC · Self-Hosted Solo
3.1347 BTC ≈ $191,214
⏱ 4 days since previous find
May 15, 2026 · 16:01 UTC · Self-Hosted Solo
3.1576 BTC ≈ $192,608
⏱ 2 days since previous find
May 22, 2026 · 14:07 UTC · Self-Hosted Solo
3.1421 BTC ≈ $191,666
⏱ 7 days since previous find
📊 At 257 PH/s hashrate, statistically expected to find a block every 25 days. Actual average: 7 days. 🍀 Running hot!
🔍 How We Know This
⛓️
Block is on the Bitcoin blockchain
The block hash starts with many zeros — proof of work that cannot be faked. It's in Bitcoin's immutable history forever.
🏷️
Pool identified from coinbase tag
The coinbase transaction contains a text signature: Q_i://23f12f05-a254-40e7-879c-657f1f19312ea
📡
Hashrate from Estimated from block frequency (38 blocks found)
We query the pool's public API using the miner's wallet address to get their actual submitted hashrate.
❓ What is Solo Mining?

In pool mining, thousands of miners work together and split the reward every time they find a block.


In solo mining, you work alone. You keep 100% of the reward — but you might go years without finding anything.


The Bitcoin network produces ~52,560 blocks per year. Each block currently pays 3.125 BTC.


Every solo block is proof that small miners can still win. 🎉

⏱ Block Timing & Luck
108.1%
Block Luck
⚡ Lucky
Time since prev block
9.3 min
Expected (10 min avg)
600 sec
Luck score
108.1% ↑
💡 Fast block — the network found this block faster than average. The miner had a shorter window to solve it. Luck > 100% means a faster-than-expected find.
🎖 Block Certificate
⚡ Solo Block Certificate
BLOCK #938,252
February 25, 2026 · 08:05 UTC
Reward3.1786 BTC
Value$193,890
PoolSelf-Hosted Solo
Winning Nonce3,363,343,152
Nonce Position78.31% of range
Transactions599
Fees Captured0.0536 BTC
SOLOBLOCKS.IO · Bitcoin Solo Mining Tracker
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