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AS24253

J-Stream

J-Stream Inc.

Registry

Authoritative registration data

AS number
24253
Name
J-Stream
Organisation
J-Stream Inc.
Country
Flag of Japan JP Japan
RIR
APNIC
Registered
—
Source:asn:rdap retrieved

IPv4 prefixes

2

IPv6 prefixes

1

Total announced

3

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS24253
202.79.240.0/21 IPv4 /21 not checked
103.157.156.0/24 IPv4 /24 not checked
2401:dc40::/32 IPv6 /32 RPKI not found

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS24253
Address families
BBIX Tokyo 200,000 Mbps IPv4 · IPv6
JPIX TOKYO 200,000 Mbps IPv4 · IPv6
JPNAP Tokyo: Peering 100,000 Mbps IPv4 · IPv6

No rows match “”.

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Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS24253 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

8 networks seen before AS24253 in AS paths

Observed upstreams
Families
AS2516 KDDI 269 445
v4 v6
AS2518 BIGLOBE 80 181
v4 v6
AS17676 GIGAINFRA 31 95
v4 v6
AS6939 HURRICANE 22 44
v4
AS8220 COLT 6 19
v4 v6
AS8966 Etisalat-AS 3 6
v4
AS20485 TRANSTELECOM 5 5
v4
AS9304 HUTCHISON-AS-AP 2 3
v4

No rows match “”.

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Observed downstreams

0 networks seen after AS24253 in AS paths

No downstreams observed

This AS was not seen carrying traffic towards another network.

Uncertain adjacencies

12 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS24482 SGGS-AS-AP 1 19
v4 v6
AS2500 WIDE-BB 1 3
v4 v6
AS4777 APNIC-COLO 1 3
v4 v6
AS9002 RETN-AS 1 3
v4 v6
AS18106 VIEWQWEST-SG-AP 1 3
v4 v6
AS35280 F5 1 3
v4 v6
AS36236 NETACTUATE 1 3
v4 v6
AS49544 i3Dnet 1 3
v4 v6
AS59105 HOMENOC 1 3
v4 v6
AS17639 CONVERGE-AS 1 2
v4 v6
AS45489 SLT-GLOBAL 1 2
v4 v6
AS25152 K-ROOT-SERVER 1 1
v6

No rows match “”.

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Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual. Adjacencies marked uncertain were seen only as direct peers of a route collector, so the collector's own peering may have created them.