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Comparing AS21947 and AS15305 — change

AS21947
US · ARIN
4
Providers
13
Customers
Explorer →

AS15305
US · ARIN
4
Providers
41
Customers
Explorer →

Customer Count Over Time

Originated Address Space Over Time

IPv4 Addresses
IPv6 /32s

Prefix Count Over Time

IPv4 Prefixes
IPv6 Prefixes

Peering Count Over Time

AS21947 Providers

AS15305 Providers

AS21947 Recent Events

View all →
2026-04-16
Lost Transit
AS21947 AS21947 → lost provider AS15305 AS15305
Confidence: 85% Duration: 561d
⇄
2026-03-26
Lost Transit
AS27391 AS27391 → lost provider AS21947 AS21947
Confidence: 85% Duration: 540d
⇄
2026-03-20
Lost Transit
AS27391 AS27391 → lost provider AS21947 AS21947
Confidence: 85% Duration: 534d
⇄
2026-02-15
Lost Transit
AS395251 AS395251 → lost provider AS21947 AS21947
Confidence: 85% Duration: 501d
⇄
2025-11-05
Lost Transit
AS1378 AS1378 → lost provider AS21947 AS21947
Confidence: 85% Duration: 399d
⇄
2025-10-09
Lost Transit
AS1378 AS1378 → lost provider AS21947 AS21947
Confidence: 85% Duration: 372d
⇄
2025-09-25
Lost Transit
AS1378 AS1378 → lost provider AS21947 AS21947
Confidence: 85% Duration: 358d
⇄
2025-09-19
New Transit
AS393630 AS393630 → added provider AS21947 AS21947
Confidence: 90%
⇄
2025-08-05
Lost Transit
AS393630 AS393630 → lost provider AS21947 AS21947
Confidence: 85% Duration: 188d
⇄
2025-06-16
Possible Trial
AS3807 AS3807 → possible trial with AS21947 AS21947
Confidence: 60%
⇄

AS15305 Recent Events

View all →
2026-04-27
New Transit
AS402277 AS402277 → added provider AS15305 AS15305
Confidence: 90%
⇄
2026-04-27
Lost Transit
AS17380 AS17380 → lost provider AS15305 AS15305
Confidence: 85% Duration: 572d
⇄
2026-04-25
New Transit
AS17380 AS17380 → added provider AS15305 AS15305
Confidence: 90%
⇄
2026-04-18
Lost Transit
AS402321 AS402321 → lost provider AS15305 AS15305
Confidence: 85% Duration: 3d
⇄
2026-04-18
Lost Transit
AS62584 AS62584 → lost provider AS15305 AS15305
Confidence: 85% Duration: 7d
⇄
2026-04-16
Lost Transit
AS21947 AS21947 → lost provider AS15305 AS15305
Confidence: 85% Duration: 561d
⇄
2026-04-15
New Transit
AS402321 AS402321 → added provider AS15305 AS15305
Confidence: 90%
⇄
2026-04-11
New Transit
AS62584 AS62584 → added provider AS15305 AS15305
Confidence: 90%
⇄
2026-04-10
Lost Transit
AS396496 AS396496 → lost provider AS15305 AS15305
Confidence: 85% Duration: 555d
⇄
2026-04-04
Lost Transit
AS17380 AS17380 → lost provider AS15305 AS15305
Confidence: 85% Duration: 549d
⇄