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	Prefix	Description
	133.24.0.0/18	Yamagata University
	133.24.0.0/16	Yamagata University
	133.24.64.0/18	Yamagata University
	133.24.128.0/18	Yamagata University
	133.24.192.0/19	Yamagata University
	133.24.248.0/24	Yamagata University
	2001:df0:25e::/48	Yamagata 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]                  131159
b. [AS Name]                    AS-YAMAGATAU
g. [Organization]               Yamagata University
m. [Administrative Contact]     HY6776JP
n. [Technical Contact]          TI8586JP
n. [Technical Contact]          YT5606JP
q. [Abuse]                      
o. [IMPORT]                     from AS2907 100 accept ANY
o. [IMPORT]                     from AS17934 100 accept ANY
p. [EXPORT]                     to AS2907 announce AS131159
p. [EXPORT]                     to AS17934 announce AS131159
[Assigned Date]                 2011/10/31
[Last Update]                   2011/10/31 17:18:22(JST)

Last Update: 2024-05-05T22:07:03Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-iij	5015
ARIN	as1239:as-customers	4238
JPIRR	as-jpirr-all	398
JPIRR	as2907:as-sinet	139
JPIRR	as-iij6	4394
JPIRR	as-iij	5015
RADB	as-iij6	4394
RIPE	as20965:as-from-tein-to-geant	653