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	Prefix	Description
	103.15.92.0/23	Tokyo Cable Network.,Inc.
	123.200.32.0/19	Tokyo Cable Network.,Inc.
	175.111.92.0/22	Tokyo Cable Network.,Inc.
	219.109.192.0/20	Tokyo Cable Network.,Inc.
	219.118.112.0/20	Tokyo Cable Network.,Inc.
	133.117.80.0/20	Tokyo Cable Network.,Inc.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS2497	Internet Initiative Japan Inc.	✔	✘
	AS17676	SoftBank Corp.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS2497	Internet Initiative Japan Inc.	✔	✘
	AS17676	SoftBank Corp.	✔	✘
	AS6939	Hurricane Electric LLC	✔	✘
	AS137409	GSL Networks Pty LTD	✔	✘
	AS8220	COLT	✔	✘
	AS150369	TelHi Corporation	✔	✘
	AS20473	The Constant Company, LLC	✔	✘
	AS59105	Home NOC Operators Group	✔	✘
	AS216211	CYBERVERSE LLC	✔	✘
	AS8966	Etisalat (E&)	✔	✘
	AS20485	TransTeleCom JSC	✔	✘
	AS9002	RETN Limited	✔	✘
	AS199524	Gcore S.A.	✔	✘
	AS9507	NextHop Pty Ltd	✔	✘
	AS2907	Science Information Network	✔	✘
	AS2635	Automattic, Inc	✔	✘
	AS1828	PacketFabric / Unitas Global	✔	✘
	AS138997	Eons Data Communications Limited	✔	✘
	AS150363	SoftEther Corporation	✔	✘
	AS4651	The Communications Authority of Thailand (CAT)	✔	✘
	AS63774	Kamoike.net LLP	✔	✘
	AS8849	Melbikomas UAB	✔	✘
	AS24482	SG.GS	✔	✘
	AS18403	FPT Telecom Company	✔	✘
	AS2515	Japan Network Information Center	✔	✘
	AS49544	i3D.net B.V	✔	✘
	AS135607	Infinivan Incorporated	✔	✘
	AS9299	PLDT (Philippine Long Distance Telephone Company)	✔	✘
	AS215724	Edgevana, Inc.	✔	✘
	AS153371	BACK WAVES LIMITED	✔	✘
	AS32590	Valve Corporation	✔	✘
	AS18526	DDPS Networks, LLC	✔	✘
	AS55685	PT Jala Lintas Media	✔	✘
	AS140627	OneQode	✔	✘
	AS30058	FDCservers.net	✔	✘

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

Autonomous System Information:
a. [AS Number]                  18094
b. [AS Name]                    TCN-AS
g. [Organization]               Tokyo Cable Network.,INC
m. [Administrative Contact]     SI608JP
n. [Technical Contact]          HG287JP
q. [Abuse]                      
o. [IMPORT]                     from AS2497 100 accept ANY
o. [IMPORT]                     from AS2516 100 accept ANY
p. [EXPORT]                     to AS2497 announce AS18094
p. [EXPORT]                     to AS2516 announce AS18094
[Assigned Date]                 2002/04/16
[Last Update]                   2006/05/15 15:26:03(JST)

Last Update: 2026-06-05T03:45:00Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
JPIRR	as-iij	5201
JPIRR	as-bbix-t	935
RADB	as2497:as-iij	5197
JPIRR	as2915:as-bbix-ocx-customers	29
RADB	as-iij	5201
JPIRR	as-tcn	1
RADB	as-bbix-t	935
JPIRR	as2497:as-iij	5197
LEVEL3	as-level3-origins-na	0