AS37917 University of Tsukuba

AS37917 Summary

AS37917 Network

Contacts

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	130.158.0.0/16	University of Tsukuba		130.158.0.0/16	APNIC
	133.51.0.0/16	Japan Network Information Center		130.35.0.0/16	ARIN
	163.220.252.0/22	University of Tsukuba		163.220.252.0/22	APNIC

• IPv4 Peers

Country	ASN	Name	Description
	AS2907	JPNIC-2Byte-ASBLOCK-AP	for assignment to JPNIC members
	AS63770	ICSCOE-AS	Industrial Cyber Security Center of Excellence

• IPv4 Upstreams

Country	ASN	Name	Description
	AS2907	JPNIC-2Byte-ASBLOCK-AP	for assignment to JPNIC members
	AS63770	ICSCOE-AS	Industrial Cyber Security Center of Excellence

IPv4 Upstream Graph

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IPv4 Upstream Graph

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% Information related to 'AS37917'

aut-num:        AS37917
as-name:        UTINS
descr:          University of Tsukuba
import:         from AS2907 100 accept ANY
import:         from AS18127 100 accept ANY
export:         to AS2907 announce AS37917
export:         to AS18127 announce AS37917
country:        JP
admin-c:        KI7984JP
tech-c:         AM1479JP
tech-c:         AS3586JP
tech-c:         KK6630JP
last-modified:  2007-06-11T22:01:44Z
source:         JPNIC

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