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AS10019

MCTV

Matsusaka Cable-TV Station Inc.

Registry

Authoritative registration data

AS number
10019
Name
MCTV
Organisation
Matsusaka Cable-TV Station Inc.
Country
Flag of Japan JP Japan
RIR
APNIC
Registered
Source:asn:rdap retrieved

IPv4 prefixes

11

IPv6 prefixes

1

Total announced

12

Announced prefixes

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

Prefixes announced by AS10019
194.193.96.0/19 IPv4 /19 not checked
218.185.160.0/19 IPv4 /19 not checked
175.28.16.0/20 IPv4 /20 not checked
202.91.144.0/20 IPv4 /20 not checked
211.125.144.0/20 IPv4 /20 not checked
218.45.32.0/20 IPv4 /20 not checked
219.105.176.0/20 IPv4 /20 not checked
61.115.240.0/20 IPv4 /20 not checked
61.122.208.0/20 IPv4 /20 not checked
103.26.152.0/22 IPv4 /22 not checked
219.100.20.0/22 IPv4 /22 not checked
2401:3200::/32 IPv6 /32 not checked

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 AS10019
Address families
BBIX Osaka 10,000 Mbps IPv4 · IPv6
BBIX Tokyo 10,000 Mbps IPv4 · IPv6
JPIX OSAKA 20,000 Mbps IPv4 · IPv6
JPIX TOKYO 20,000 Mbps IPv4 · IPv6
JPNAP Tokyo: Peering 10,000 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 AS10019 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

8 networks seen before AS10019 in AS paths

Observed upstreams
Families
AS2516 KDDI 400 2,858
v4 v6
AS2519 VECTANT 61 433
v4 v6
AS6939 HURRICANE 27 328
v4
AS8220 COLT 5 66
v4
AS20485 TRANSTELECOM 4 44
v4
AS8966 Etisalat-AS 3 33
v4
AS7473 SINGTEL-AS-AP 2 13
v4
AS9304 HUTCHISON-AS-AP 1 11
v4

No rows match “”.

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Observed downstreams

0 networks seen after AS10019 in AS paths

No downstreams observed

This AS was not seen carrying traffic towards another network.

Uncertain adjacencies

14 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS24482 SGGS-AS-AP 1 100
v4 v6
AS1828 UNITAS 1 12
v4 v6
AS2500 WIDE-BB 1 12
v4 v6
AS4777 APNIC-COLO 1 12
v4 v6
AS9002 RETN-AS 1 12
v4 v6
AS17639 CONVERGE-AS 1 12
v4 v6
AS35280 F5 1 12
v4 v6
AS36236 NETACTUATE 1 12
v4 v6
AS45489 SLT-GLOBAL 1 12
v4 v6
AS49544 i3Dnet 1 12
v4 v6
AS59105 1 12
v4 v6
AS18106 VIEWQWEST-SG-AP 1 11
v4
AS38001 NEWMEDIAEXPRESS-AS-AP 1 11
v4
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.