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AS393999 · US · ARIN
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2
Upstream providers
0
Downstream customers
256
v4 addresses
0
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6
Provider First Seen Last Seen Peers Confidence AF
Charter-Communications-CHARTER-22974-MICHIGAN-DETROIT-C3
AS22974
 2025-06-13
12mo
 2026-06-09
172 peers
AS174 AS260 AS1299 AS2914 AS3130 AS3257 AS4128 AS5580 AS8582 AS9268 AS13830 AS15562 AS16276 AS17290 AS48237 AS52468 AS55222 AS57866 AS132825 AS136557 AS199524 AS212271 AS263009 AS265721 AS271253 AS328840 AS398465
v4 v6
WINNTELECOM
AS17143
 2024-09-01
1y 9mo
 2026-06-09
34 peers
AS3549 AS31554 AS49544 AS199524
v4 v6

Customers (0)

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

Network Size

IPv4 and IPv6 prefixes originated over time

1
v4 prefixes
256
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
2025-09-10
Lost Transit
AS393999 AS393999 → lost provider WINNTELECOM AS17143
Confidence: 85% Duration: 373d
⇄
2025-06-27
Lost Transit
AS393999 AS393999 → lost provider WINNTELECOM AS17143
Confidence: 85% Duration: 298d
⇄
2025-06-13
Lost Transit
AS393999 AS393999 → lost provider Charter-Communications-CHARTER-20115 AS20115
Confidence: 85% Duration: 284d
⇄
2025-01-14
Lost Transit
AS393999 AS393999 → lost provider WINNTELECOM AS17143
Confidence: 85% Duration: 134d
⇄

Renewal Calendar

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

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