View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	203.181.194.0/23	Asia Pacific Advanced Network - Japan
	203.181.248.0/23	Research Organization of Information and Systems, Nat...
	2001:200:900::/40	APAN-JP
	2001:200:e000::/35	Asia-Pacific Advanced Network, Japan region (APAN-JP)

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy relaxed_northcutt Policy silly_shirley

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS2516	KDDI Corporation	✔	✔
	AS2907	Science Information Network	✔	✔
	AS2500	WIDE Project	✔	✔

---

Peers

	ASN	Description	IPv4	IPv6
	AS11537	Internet2	✔	✔
	AS2500	WIDE Project	✔	✔
	AS2516	KDDI Corporation	✔	✔
	AS23911	China Next Generation Internet Beijing IX	✔	✔
	AS141682	APIDT Infrastructure Pty Ltd	✔	✔
	AS2907	Science Information Network	✔	✔
	AS9264	Academia Sinica	✔	✔
	AS24490	Trans-Eurasia Information Network (TEIN2) - SG	✔	✘
	AS23855	Singapore Advanced Research and Education Network	✔	✔
	AS7497	Computer Network Information Center of Chinese Academ...	✔	✘
	AS9270	National Infomation Society Agency	✔	✔
	AS24287	National Institute of Informatics	✔	✔
	AS17579	KISTI	✔	✘
	AS9821	Department of Science and Technology	✔	✔
	AS6939	Hurricane Electric LLC	✔	✘
	AS4538	China Education and Research Network Center	✔	✘
	AS20473	The Constant Company, LLC	✔	✔
	AS58453	China Mobile International	✘	✔
	AS59105	Home NOC Operators Group	✔	✔
	AS18125	Tsukuba Business-Academia Cooperation Support Center,	✔	✘
	AS137207	Joint Universities Computer Centre Limited	✔	✘
	AS1828	PacketFabric / Unitas Global	✔	✔
	AS199524	Gcore S.A.	✔	✔
	AS8849	Melbikomas UAB	✔	✔
	AS49544	i3D.net B.V	✔	✔
	AS2635	Automattic, Inc	✔	✔
	AS2515	Japan Network Information Center	✔	✔
	AS24482	SG.GS	✔	✔
	AS36236	NetActuate, Inc	✔	✔
	AS32590	Valve Corporation	✔	✔
	AS138121	PT Mora Telematika Indonesia Tbk	✔	✘
	AS215724	Edgevana, Inc.	✔	✘
	AS101	University of Washington	✘	✔
	AS137367	PT iForte Solusi Infotek	✔	✘
	AS23815	Japan Internet Xing Co., Ltd.	✔	✘

[ 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]                  7660
b. [AS Name]                    APAN-JP
g. [Organization]               Asia Pacific Advanced Network - Japan
m. [Administrative Contact]     SG001JP
n. [Technical Contact]          KK007JP
n. [Technical Contact]          AK003JP
n. [Technical Contact]          JP00037726
q. [Abuse]                      
o. [IMPORT]                     from AS2500 100 accept ANY
o. [IMPORT]                     from AS2505 100 accept ANY
o. [IMPORT]                     from AS2523 100 accept ANY
o. [IMPORT]                     from AS9355 100 accept ANY
o. [IMPORT]                     from AS9367 100 accept ANY
o. [IMPORT]                     from AS17934 100 accept ANY
o. [IMPORT]                     from AS17956 100 accept ANY
o. [IMPORT]                     from AS18125 100 accept ANY
o. [IMPORT]                     from AS18127 100 accept ANY
o. [IMPORT]                     from AS23814 100 accept ANY
o. [IMPORT]                     from AS24287 100 accept ANY
o. [IMPORT]                     from AS37889 100 accept ANY
p. [EXPORT]                     to AS2500 announce AS7660
p. [EXPORT]                     to AS2505 announce AS7660
p. [EXPORT]                     to AS2523 announce AS7660
p. [EXPORT]                     to AS9355 announce AS7660
p. [EXPORT]                     to AS9367 announce AS7660
p. [EXPORT]                     to AS17934 announce AS7660
p. [EXPORT]                     to AS17956 announce AS7660
p. [EXPORT]                     to AS18125 announce AS7660
p. [EXPORT]                     to AS18127 announce AS7660
p. [EXPORT]                     to AS23814 announce AS7660
p. [EXPORT]                     to AS24287 announce AS7660
p. [EXPORT]                     to AS37889 announce AS7660
[Assigned Date]                 1997/11/14
[Last Update]                   2009/09/15 11:44:15(JST)

Last Update: 2026-04-10T15:22:18Z UTC

---

Member of the following AS-SETs

-	Member
NTTCOM	as-2500arcstar
RADB	as-iij
RADB	as-bbix-t
RADB	as-hkix
JPIRR	as-bbix-t-v6
RADB	as2500:as-transit
JPIRR	as-bbix-t
JPIRR	as2907:as-sinet
JPIRR	as-apanjp
RADB	as-kdd
RADB	as-iij6
RADB	as-hurricanev6
RADB	as-startapeu
RADB	as-bbix-t-v6
RIPE	as20965:as-from-tein-to-geant
RADB	as-startapna
JPIRR	as-iij6
LEVEL3	as-level3-origins-na
RADB	as-startapcn
JPIRR	as-nict
RADB	as-2500-2914
JPIRR	as-iij
RADB	as-wide
APNIC	as23855:as-nren-transit
RADB	as-kddi6
ARIN	as293:as-from-singaren-to-esnet
RADB	as-startapru
RADB	as-startapme