NAS

AS17937 · NIKKEI ADVANCED SYSTEMS INC. Minamisuna 5-8-1,Koto-ku,Tokyo136-0076,Japan · JP · APNIC

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1

Upstream providers

0

Downstream customers

5.4k

v4 addresses

1

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Addr family: All IPv4 IPv6

Provider	First Seen	Last Seen	Peers	Confidence	AF
AS4713 AS4713	2024-09-01 1y 9mo	2026-06-09	176 peers AS209 AS835 AS924 AS955 AS1000 AS1031 AS3320 AS3491 AS3549 AS5392 AS5580 AS6453 AS6461 AS6730 AS6762 AS6830 AS7018 AS7594 AS7768 AS8218 AS8529 AS8660 AS9268 AS12956 AS13237 AS13781 AS13830 AS14315 AS15605 AS16276 AS16347 AS17350 AS19529 AS24516 AS24961 AS25091 AS28329 AS29222 AS30844 AS30950 AS31027 AS31554 AS32590 AS34177 AS34927 AS35710 AS37697 AS39642 AS40864 AS44097 AS47147 AS48237 AS49434 AS49544 AS49605 AS50628 AS51185 AS52075 AS52468 AS52873 AS53062 AS53202 AS56457 AS56987 AS58057 AS58511 AS60924 AS62167 AS63956 AS64475 AS134823 AS197580 AS198150 AS199524 AS216285 AS262462 AS263009 AS263541 AS264409 AS266213 AS271253 AS328840 AS397131		v4 v6

Customers (0)

Addr family: All IPv4 IPv6

No customers in current snapshot.

Network Size

IPv4 and IPv6 prefixes originated over time

3

v4 prefixes

5.4k

v4 addresses

1

v6 prefixes

1

v6 /32s

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2024-10-24

Lost Transit

NAS AS17937 → lost provider AS9593 AS9593

Confidence: 85% Duration: 52d

⇄

2024-10-22

New Transit

NAS AS17937 → added provider AS9593 AS9593

Confidence: 90%

⇄

2024-09-02

New Transit

NAS AS17937 → added provider AS4713 AS4713

Confidence: 90%

⇄

Renewal Calendar

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

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