Historical Exchange IndexExchange IndexA quiet registry of crypto exchanges, active and gone.

Registry analytics

Stats

Stats

Registry snapshot, coverage, and historical distributions

Snapshot counts, active-side and dead-side analysis, archive coverage, confidence, and historical distributions across the canonical HEI registry.

Last updated 2026-09-01T13:06:01.185ZSnapshot / trend / coverageEntity-level view onlyDeployment split deferred
Total entities
1069
entity-level registry count
Dead-side
231
dead · merged · acquired · rebranded
Active-side
838
active · limited · inactive
Total events
1097
timeline records in canonical data
Total evidence
4026
supporting evidence records
Archive coverage
95%
entities with archived URLs
High confidence
58%
entities marked high confidence
Origin known
100%
entities with country / origin data

Core analysis

Primary registry structure, active/dead composition, quality, and historical distributions.

Status breakdown

Whole-registry distribution across active-side, dead-side, and uncertain end states.

Active
704 · 66%
Limited
72 · 7%
Inactive
62 · 6%
Dead
190 · 18%
Merged
1 · 0%
Acquired
15 · 1%
Rebranded
25 · 2%
Unknown
0 · 0%

Type breakdown

Entity mix across centralized, decentralized, and hybrid exchange records.

CEX542 · 51%
DEX496 · 46%
Hybrid31 · 3%

Active analysis

Current classification, URL handling, launch timing, and evidence density on the active-side.

Active-side total
838
active · limited · inactive
Active-side archive coverage
93
782 / 838 active-side
Active-side high confidence
58
share of active-side
Active entries with launch year
270
dated active-side entries

Active-side status mix

Active704 · 84%
Limited72 · 9%
Inactive62 · 7%

URL status

Live verified679 · 81%
Live unverified48 · 6%
Redirected7 · 1%
Repurposed6 · 1%
Dead domain11 · 1%
Unsafe1 · 0%
Unknown86 · 10%

Launch year

7
2015
8
2016
28
2017
50
2018
16
2019
15
2020
29
2021
14
2022
24
2023
9
2024
10
2025
2
2026

Age bands

0–2 years21 · 3%
3–5 years67 · 8%
6–9 years109 · 13%
10+ years73 · 9%
Unknown568 · 68%

Type mix

CEX335 · 40%
DEX475 · 57%
Hybrid28 · 3%

Confidence

High485 · 58%
Medium345 · 41%
Low8 · 1%

Evidence depth

1 source1 · 0%
2–4 sources654 · 78%
5+ sources183 · 22%

Last verified recency

0–30 days107 · 13%
31–90 days690 · 82%
91–180 days41 · 5%

Dead analysis

Dead-side outcomes, end-state causes, archived coverage, and measured lifespan.

Dead-side total
231
dead · merged · acquired · rebranded
Dead-side archive coverage
100%
dead-side entities with archived URLs
Average lifespan
3.7
years where launch and death dates are both known
Dead-side with 2+ evidence
100%
230 / 231 dead-side

Dead-side status mix

Dead190 · 82%
Merged1 · 0%
Acquired15 · 6%
Rebranded25 · 11%

Death reason breakdown

Hack
16 · 7%
Insolvency
16 · 7%
Regulation
35 · 15%
Scam / Rug
11 · 5%
Merger
1 · 0%
Acquisition
15 · 6%
Rebrand
26 · 11%
Voluntary shutdown
63 · 27%
Chain failure
1 · 0%
Unknown
47 · 20%

Death year distribution

12
2015
7
2016
7
2017
9
2018
29
2019
26
2020
34
2021
18
2022
24
2023
22
2024
12
2025
13
2026

Evidence depth

1 source1 · 0%
2–4 sources119 · 52%
5+ sources111 · 48%

Quality & coverage

Confidence, URL handling, archive/date/domain coverage, and visible unknown-field rates.

Confidence

High620 · 58%
Medium438 · 41%
Low11 · 1%

URL status coverage

Live verified
694 · 65%
Live unverified
57 · 5%
Redirected
21 · 2%
Repurposed
28 · 3%
Dead domain
119 · 11%
Unsafe
2 · 0%
Unknown
148 · 14%

Archive / date / domain coverage

MetricValueNote
Archive coverage95%1013 / 1069 entities
Dead-side archive coverage100%231 / 231 dead-side
Active-side archive coverage93%782 / 838 active-side
High-confidence share58%620 / 1069 entities
Launch date known44%468 / 1069 entities
Death date known99%229 / 231 dead-side
Origin known100%1069 / 1069 entities
Original domain known95%1013 / 1069 entities

Unknown-field rates

MetricValueNote
Missing launch date60156% of entities
Dead-side missing death date21% of dead-side
Missing origin00% of entities
Missing original domain565% of entities

Record freshness

0–30 days122 · 11%
31–90 days755 · 71%
91–180 days192 · 18%

Registry timelines & distributions

Snapshot growth when available, plus launch-year and death-year distributions.

Snapshot history currently contains a single generated snapshot. Until multi-snapshot history is available, this section emphasizes current snapshot metrics and historical distributions.
Entities in snapshot
1069
Events in snapshot
1097
Evidence in snapshot
4026
Snapshot archive coverage
95%
archive coverage in current snapshot

Launch year distribution

14
2015
18
2016
58
2017
82
2018
45
2019
27
2020
33
2021
15
2022
29
2023
11
2024
11
2025
2
2026

Death year distribution

12
2015
7
2016
7
2017
9
2018
29
2019
26
2020
34
2021
18
2022
24
2023
22
2024
12
2025
13
2026

Deep breakdowns

Lower-priority drilldowns. These remain available without competing with the core analysis layer.

Country / origin

Strict-country counts are separated from bucketed origin values such as Global or ecosystem-level origins.

Expand

Strict country

Singapore
34 · 6%
Seychelles
28 · 5%
United Kingdom
28 · 5%
Hong Kong
25 · 5%
United States
25 · 5%
South Korea
21 · 4%
Australia
17 · 3%
Japan
17 · 3%

Origin bucket

Ethereum ecosystem
490 · 90%
Global
55 · 10%

Country / origin × status

OriginTotalDead-sideActive-side
Ethereum ecosystem49018472
Global55946
Singapore341717
Seychelles28919
United Kingdom281612
Hong Kong25916
United States251510
South Korea21813

Country / origin × type

OriginTotalCEXDEXHybrid
Ethereum ecosystem490247315
Global553898
Singapore343211
Seychelles282602
United Kingdom282800
Hong Kong252401
United States252401
South Korea212100

Country / origin completeness

MetricValueNote
Origin present1069100% of entities
Strict-country entries52449% of entities
Bucketed origin entries54551% of entities
Missing origin00% of entities

Event internals

Event type mix, impact severity, and status-effect composition from recorded timeline events.

Expand
Average events per entity
1
Average events per dead-side entity
2.3
Average events per active-side entity
0.7

Event type breakdown

Launched
348 · 32%
Rebranded
50 · 5%
Acquired
32 · 3%
Merged
2 · 0%
Hack
53 · 5%
Exploit
17 · 2%
Withdrawal Suspended
34 · 3%
Deposit Suspended
1 · 0%
Trading Halted
22 · 2%
Service Outage
24 · 2%

Impact level

Critical317 · 29%
High368 · 34%
Medium374 · 34%
Low38 · 3%

Status effect

Dead231 · 21%
Inactive36 · 3%
Limited245 · 22%
Active530 · 48%
No change32 · 3%

Evidence internals

Evidence source mix, reliability, claim scopes, and archived-share summary from the support layer.

Expand
Average evidence per entity
3.8
Average evidence per dead-side entity
5
Average evidence per active-side entity
3.4
Archived evidence share
89%
3596 / 4026 evidence items

Source type breakdown

Official statement
1576 · 39%
Official blog
236 · 6%
Official social
43 · 1%
Archive capture
179 · 4%
News article
661 · 16%
Court document
9 · 0%
Regulatory notice
161 · 4%
Database reference
1096 · 27%
Community reference
60 · 1%
Other
5 · 0%

Reliability

High2072 · 51%
Medium1903 · 47%
Low51 · 1%

Claim scope

Entity
1214 · 30%
Event
865 · 21%
Status
1184 · 29%
Death reason
54 · 1%
Launch date
398 · 10%
Death date
68 · 2%
URL history
198 · 5%
Ownership
45 · 1%

Record completeness

Alias, notes, summary, archive, and evidence-depth coverage at the entity layer.

Expand
MetricValueNote
Aliases present78%834 / 1069 entities
Notes present100%1067 / 1069 entities
Summary present100%1069 / 1069 entities
Archived URL present95%1013 / 1069 entities
Dead-side with 2+ evidence100%230 / 231 dead-side
Entities with 0 evidence0%0% of entities
Entities with 1 evidence0%0% of entities