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AS131925 · JP · APNIC
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2
Upstream providers
0
Downstream customers
23k
v4 addresses
5
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6
Provider First Seen Last Seen Peers Confidence AF
ULTINA
AS17676
 2024-09-10
1y 9mo
 2026-06-09
15 peers
AS6762 AS12956 AS32590 AS49605 AS51185 AS52468 AS56457 AS199524 AS216285
v4 v6

Customers (0)

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

Network Size

IPv4 and IPv6 prefixes originated over time

10
v4 prefixes
23k
v4 addresses
4
v6 prefixes
5
v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2025-11-20
Lost Transit
AS131925 AS131925 → lost provider AS2497 AS2497
Confidence: 85% Duration: 440d
⇄
2024-10-23
Possible Trial
AS131925 AS131925 → possible trial with AS9607 AS9607
Confidence: 60% Duration: 12d
⇄
2024-10-18
New Transit
AS131925 AS131925 → added provider AS2497 AS2497
Confidence: 90%
⇄
2024-10-17
Lost Transit
AS131925 AS131925 → lost provider AS9607 AS9607
Confidence: 85% Duration: 45d
⇄
2024-10-11
Possible Trial
AS131925 AS131925 → possible trial with TWELVE99 AS1299
Confidence: 60%
⇄
2024-10-03
New Transit
AS131925 AS131925 → added provider ULTINA AS17676
Confidence: 90%
⇄
2024-09-26
Lost Transit
AS131925 AS131925 → lost provider ULTINA AS17676
Confidence: 85% Duration: 15d
⇄
2024-09-12
New Transit
AS131925 AS131925 → added provider AS9607 AS9607
Confidence: 90%
⇄
2024-09-11
Lost Transit
AS131925 AS131925 → lost provider AS2497 AS2497
Confidence: 85% Duration: 5d
⇄
2024-09-11
New Transit
AS131925 AS131925 → added provider ULTINA AS17676
Confidence: 90%
⇄
2024-09-10
Lost Transit
AS131925 AS131925 → lost provider TWELVE99 AS1299
Confidence: 85% Duration: 8d
⇄
2024-09-05
Lost Transit
AS131925 AS131925 → lost provider AS9607 AS9607
Confidence: 85% Duration: 3d
⇄
2024-09-02
New Transit
AS131925 AS131925 → added provider AS9607 AS9607
Confidence: 90%
⇄
2024-09-02
New Transit
AS131925 AS131925 → added provider TWELVE99 AS1299
Confidence: 90%
⇄

Renewal Calendar

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

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