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
	133.28.0.0/16	Kanazawa University

---

Network Policy

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

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
	AS2907	Science Information Network	✔	✘

---

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]                  55380
b. [AS Name]                    KAINS
g. [Organization]               Kanazawa University
m. [Administrative Contact]     JP00153100
n. [Technical Contact]          JP00153100
q. [Abuse]                      
o. [IMPORT]                     from AS2907 100 accept ANY
p. [EXPORT]                     to AS2907 announce AS55380
[Assigned Date]                 2010/05/27
[Last Update]                   2026/04/17 10:56:38(JST)

Last Update: 2026-05-07T04:04:47Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count
RADB	as-iij6	4521
JPIRR	as-iij6	4521
RADB	as-ocn	2
JPIRR	as2907:as-sinet	150
RADB	as-iij	5174
JPIRR	as2497:as-iij6	4520
JPIRR	as-iij	5174
JPIRR	as-ocn	2
JPIRR	as2497:as-iij	5173
NTTCOM	as-ocn	2
RIPE	as20965:as-from-tein-to-geant	656
RADB	as2497:as-iij6	4520
RADB	as2497:as-iij	5173