AS37897 · JP · APNIC
1
Upstream providers
0
Downstream customers
4.6k
v4 addresses
1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
ULTINA
AS17676
2025-01-01
1y 3mo
2026-04-23
70 peers
AS174 AS209 AS2152 AS3130 AS3320 AS3549 AS3741 AS5392 AS6424 AS6730 AS6762 AS6830 AS7018 AS9002 AS12350 AS12956 AS13830 AS14537 AS14840 AS27986 AS28329 AS29504 AS31510 AS32590 AS34177 AS34549 AS34927 AS35710 AS37239 AS37468 AS37697 AS49434 AS49544 AS49605 AS51185 AS52075 AS52468 AS52873 AS53062 AS56457 AS58057 AS59919 AS61138 AS61832 AS63956 AS64112 AS64475 AS198150 AS198385 AS199524 AS206499 AS216285 AS262462 AS263009 AS263541 AS266213 AS271253 AS327960 AS328840

Customers (0)

No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

2
v4 prefixes
4.6k
v4 addresses
1
v6 prefixes
1
v6 /32s

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

2025-04-02
New Transit
AS37897 AS37897 → added provider ULTINA AS17676
Confidence: 90%
2025-01-02
New Transit
AS37897 AS37897 → added provider ULTINA AS17676
Confidence: 90%

Renewal Calendar

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

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