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 2026-10-07T16:27:15.145ZSnapshot / trend / coverageEntity-level view onlyDeployment split deferred
Total entities
1075
entity-level registry count
Dead-side
231
dead · merged · acquired · rebranded
Active-side
844
active · limited · inactive
Total events
1140
timeline records in canonical data
Total evidence
4111
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 · 65%
Limited
77 · 7%
Inactive
63 · 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.

CEX545 · 51%
DEX499 · 46%
Hybrid31 · 3%

Active analysis

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

Active-side total
844
active · limited · inactive
Active-side archive coverage
93
787 / 844 active-side
Active-side high confidence
58
share of active-side
Active entries with launch year
273
dated active-side entries

Active-side status mix

Active704 · 83%
Limited77 · 9%
Inactive63 · 7%

URL status

Live verified683 · 81%
Live unverified48 · 6%
Redirected7 · 1%
Repurposed6 · 1%
Dead domain12 · 1%
Unsafe1 · 0%
Unknown87 · 10%

Launch year

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

Age bands

0–2 years22 · 3%
3–5 years68 · 8%
6–9 years110 · 13%
10+ years73 · 9%
Unknown571 · 68%

Type mix

CEX338 · 40%
DEX478 · 57%
Hybrid28 · 3%

Confidence

High490 · 58%
Medium346 · 41%
Low8 · 1%

Evidence depth

1 source1 · 0%
2–4 sources660 · 78%
5+ sources183 · 22%

Last verified recency

0–30 days8 · 1%
31–90 days474 · 56%
91–180 days361 · 43%
181–365 days1 · 0%

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
3.8
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

11
2015
7
2016
7
2017
9
2018
28
2019
25
2020
34
2021
18
2022
23
2023
22
2024
12
2025
13
2026

Evidence depth

1 source1 · 0%
2–4 sources114 · 49%
5+ sources116 · 50%

Quality & coverage

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

Confidence

High625 · 58%
Medium439 · 41%
Low11 · 1%

URL status coverage

Live verified
698 · 65%
Live unverified
57 · 5%
Redirected
21 · 2%
Repurposed
28 · 3%
Dead domain
120 · 11%
Unsafe
2 · 0%
Unknown
149 · 14%

Archive / date / domain coverage

MetricValueNote
Archive coverage95%1018 / 1075 entities
Dead-side archive coverage100%231 / 231 dead-side
Active-side archive coverage93%787 / 844 active-side
High-confidence share58%625 / 1075 entities
Launch date known43%464 / 1075 entities
Death date known97%224 / 231 dead-side
Origin known100%1075 / 1075 entities
Original domain known95%1018 / 1075 entities

Unknown-field rates

MetricValueNote
Missing launch date61157% of entities
Dead-side missing death date73% of dead-side
Missing origin00% of entities
Missing original domain575% of entities

Record freshness

0–30 days15 · 1%
31–90 days501 · 47%
91–180 days544 · 51%
181–365 days15 · 1%

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
1075
Events in snapshot
1140
Evidence in snapshot
4111
Snapshot archive coverage
95%
archive coverage in current snapshot

Launch year distribution

14
2015
17
2016
58
2017
81
2018
44
2019
28
2020
33
2021
16
2022
29
2023
12
2024
11
2025
2
2026

Death year distribution

11
2015
7
2016
7
2017
9
2018
28
2019
25
2020
34
2021
18
2022
23
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
35 · 7%
United Kingdom
29 · 6%
Seychelles
28 · 5%
Hong Kong
25 · 5%
United States
25 · 5%
South Korea
21 · 4%
Australia
17 · 3%
Japan
17 · 3%

Origin bucket

Ethereum ecosystem
493 · 90%
Global
55 · 10%

Country / origin × status

OriginTotalDead-sideActive-side
Ethereum ecosystem49318475
Global55946
Singapore351718
United Kingdom291613
Seychelles28919
Hong Kong25916
United States251510
South Korea21813

Country / origin × type

OriginTotalCEXDEXHybrid
Ethereum ecosystem493247615
Global553898
Singapore353311
United Kingdom292900
Seychelles282602
Hong Kong252401
United States252401
South Korea212100

Country / origin completeness

MetricValueNote
Origin present1075100% of entities
Strict-country entries52749% of entities
Bucketed origin entries54851% 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
1.1
Average events per dead-side entity
2.4
Average events per active-side entity
0.7

Event type breakdown

Launched
351 · 31%
Rebranded
55 · 5%
Acquired
34 · 3%
Merged
2 · 0%
Hack
55 · 5%
Exploit
18 · 2%
Withdrawal Suspended
36 · 3%
Deposit Suspended
1 · 0%
Trading Halted
23 · 2%
Service Outage
25 · 2%

Impact level

Critical335 · 29%
High388 · 34%
Medium379 · 33%
Low38 · 3%

Status effect

Dead235 · 21%
Inactive37 · 3%
Limited267 · 23%
Active536 · 47%
No change35 · 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
5.2
Average evidence per active-side entity
3.4
Archived evidence share
89%
3671 / 4111 evidence items

Source type breakdown

Official statement
1606 · 39%
Official blog
241 · 6%
Official social
47 · 1%
Archive capture
179 · 4%
News article
682 · 17%
Court document
12 · 0%
Regulatory notice
169 · 4%
Database reference
1102 · 27%
Community reference
67 · 2%
Other
6 · 0%

Reliability

High2130 · 52%
Medium1929 · 47%
Low52 · 1%

Claim scope

Entity
1218 · 30%
Event
923 · 22%
Status
1201 · 29%
Death reason
54 · 1%
Launch date
403 · 10%
Death date
68 · 2%
URL history
198 · 5%
Ownership
46 · 1%

Record completeness

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

Expand
MetricValueNote
Aliases present78%840 / 1075 entities
Notes present100%1073 / 1075 entities
Summary present100%1075 / 1075 entities
Archived URL present95%1018 / 1075 entities
Dead-side with 2+ evidence100%230 / 231 dead-side
Entities with 0 evidence0%0% of entities
Entities with 1 evidence0%0% of entities