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AS21660 · US · ARIN
Export CSV
6
Upstream providers
0
Downstream customers
4.4k
v4 addresses
0
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Customers (0)

Addr family: All IPv4 IPv6
No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

11
v4 prefixes
4.4k
v4 addresses
0
v6 prefixes
0
v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2025-07-18
New Transit
AS21660 AS21660 → added provider SPTEL-AS-AP AS139883
Confidence: 90%
⇄
2025-04-24
Lost Transit
AS21660 AS21660 → lost provider SPTEL-AS-AP AS139883
Confidence: 85% Duration: 234d
⇄
2024-09-28
New Transit
AS21660 AS21660 → added provider AS398811 AS398811
Confidence: 90%
⇄
2024-09-02
New Transit
AS21660 AS21660 → added provider SPTEL-AS-AP AS139883
Confidence: 90%
⇄
2024-09-02
New Transit
AS21660 AS21660 → added provider UTA-AS AS8437
Confidence: 90%
⇄
2024-09-02
New Transit
AS21660 AS21660 → added provider COLT AS8220
Confidence: 90%
⇄
2024-09-02
New Transit
AS21660 AS21660 → added provider AS3356 AS3356
Confidence: 90%
⇄
2024-09-02
New Transit
AS21660 AS21660 → added provider AS209 AS209
Confidence: 90%
⇄

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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