SUBNET.IM

AS23641NS Computer Service Corporation

JapanRegistryAPNIC

At a glance

IPv4 prefixes

2

IPv6 prefixes

1

IPv4 addresses

6.1k

IPv6 /64s

4.3B

Upstream graph

The networks AS23641 is seen behind, one and two hops out, drawn from real AS paths.

AS23641Toward the internet core
Upstream graph for AS23641: 12 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS23641NS Computer Servi…This networkAS2914NTT America, Inc.AS4775Globe TelecomsAS9002RETN LimitedAS18106Viewqwest Pte LtdAS24482SG.GSAS16552Tiggee LLCAS49544i3D.net B.VAS3491PCCW Global (HK) …AS6939Hurricane Electri…AS51907Kanton ZugAS6453TATA Communicatio…AS215859Hetzner Cloud - S…

Networks observed one and two hops upstream of AS23641 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

26

adjacent networks

Upstreams
727%
Peers
1973%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS23641
NetworkCountryRelationshipPathsVantage pts
AS2914NTT America, Inc.USPeer204130
AS18106Viewqwest Pte LtdSGPeer64
AS24482SG.GSSGPeer32
AS9002RETN LimitedGBPeer32
AS4775Globe TelecomsPHPeer21
AS7713PT Telkom Indonesia TbkIDPeer22
AS49544i3D.net B.VNLPeer21

Prefixes

The largest blocks AS23641 originates, widest first.

Largest prefixes originated by AS23641
PrefixAddressesVisibility
211.19.16.0/204.1k80/80
203.86.224.0/212k80/80
2403:9200::/324.3B × /6462/62

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.