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AS23620

DMM

DMM.com LLC

Registry

Authoritative registration data

AS number
23620
Name
DMM
Organisation
DMM.com LLC
Country
Flag of Japan JP Japan
RIR
APNIC
Registered
Source:asn:rdap retrieved

IPv4 prefixes

6

IPv6 prefixes

1

Total announced

7

Announced prefixes

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

Prefixes announced by AS23620
157.112.80.0/20 IPv4 /20 not checked
203.209.144.0/20 IPv4 /20 not checked
223.252.112.0/20 IPv4 /20 not checked
103.254.144.0/22 IPv4 /22 not checked
202.6.244.0/22 IPv4 /22 not checked
43.255.40.0/22 IPv4 /22 not checked
2001:df0:6800::/48 IPv6 /48 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 AS23620
Address families
BBIX Tokyo 200,000 Mbps IPv4 · IPv6
JPIX TOKYO 800,000 Mbps IPv4 · IPv6
JPNAP Tokyo: Peering 800,000 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 AS23620 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

5 networks seen before AS23620 in AS paths

Observed upstreams
Families
AS2914 NTT-DATA-2914 143 1,133
v4 v6
AS2497 IIJ 129 887
v4 v6
AS6939 HURRICANE 93 256
v4 v6
AS8220 COLT 5 31
v4 v6
AS9304 HUTCHISON-AS-AP 2 13
v4 v6

No rows match “”.

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Observed downstreams

0 networks seen after AS23620 in AS paths

No downstreams observed

This AS was not seen carrying traffic towards another network.

Uncertain adjacencies

3 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS1828 UNITAS 1 7
v4 v6
AS35280 F5 1 7
v4 v6
AS59105 1 7
v4 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.