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AS45688 The University of Tokyo Interfaculty Initiative in Information Studies

Japan HGC1 APNIC 5 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
3,584
IPv6 /48 networks
0
RPKI
0 valid5 no ROA
Peers and downstreams
0

Holder

AS name
HGC1
Description
The University of Tokyo 2-11-16,Yayoi,Bunkyo-ku,Tokyo,Japan
Organisation
The University of Tokyo Interfaculty Initiative in Information Studies
Abuse contact
Not published
Assigned
2009-04-01
Record last changed
2012-10-18 23:38 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS2497 Internet Initiative Japan Inc. AS2497 · JP Internet Initiative J… AS2907 Research Organization of Information and Systems, National Institute of Informatics AS2907 · JP Research Organization… AS45688 The University of Tokyo Interfaculty Initiative in Information Studies AS45688 · JP The University of Tok…

Network health

Grade E · 40/100
fail Prefixes covered by valid ROAs
0 of 5 announced prefixes are RPKI valid, 5 have no ROA.		 0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
fail Announces IPv6
No IPv6 prefixes are announced.		 0/15
partly More than one upstream
1 upstream seen in BGP.		 5/10
pass Working abuse contact
hostmaster@nic.ad.jp is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
fail Registry record maintained
Last changed 2012-10-18.		 0/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS45688
as-name:        UT-NSRG
handle:         AS45688
remarks:        The University of Tokyo Interfaculty Initiative in Information Studies
technical,administrative:JNIC1-AP (Japan Network Information Center) <hostmaster@nic.ad.jp>
abuse:          IRT-JPNIC-JP (IRT-JPNIC-JP) <hostmaster@nic.ad.jp>
administrative: AN8396JP
technical:      SY13866JP
last changed:   2012-10-18T23:38:12Z
source:         APNIC (RDAP)