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	Prefix	Description
	192.50.0.0/21	Osaka University
	133.1.0.0/16	Osaka University

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS2907	Science Information Network	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS2907	Science Information Network	✔	✘

[ 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]                  4730
b. [AS Name]                    ODINS
g. [Organization]               Osaka University
m. [Administrative Contact]     YM15537JP
n. [Technical Contact]          YM15537JP
q. [Abuse]                      
o. [IMPORT]                     from AS2500 100 accept ANY
o. [IMPORT]                     from AS2520 100 accept ANY
o. [IMPORT]                     from AS2907 100 accept ANY
p. [EXPORT]                     to AS2500 announce AS4730
p. [EXPORT]                     to AS2520 announce AS4730
p. [EXPORT]                     to AS2907 announce AS4730
[Assigned Date]                 1997/03/03
[Last Update]                   2022/07/15 15:23:04(JST)

Last Update: 2024-03-31T23:48:13Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-kdddmpeer	192
RIPE	as20965:as-from-tein-to-geant	654
JPIRR	as-iij6	4101
RADB	as-iij6	4101
ARIN	as1239:as-customers	4238
JPIRR	as2907:as-sinet	150
RADB	as-wide	52
RADB	as-iij	4729
LEVEL3	as-level3-origins-na	0
JPIRR	as-iij	4729