37917 UTINS University of Tsukuba, JP
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS63770 ICSCOE-AS Industrial Cyber Security Center of Excellence, JP
AS2907 SINET-AS Research Organization of Information and Systems, National Institute of Informatics, JP
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1870 AS37917 ORIGIN Originate: 132096 /14.99 Transit: 0 /0.00 UTINS University of Tsukuba, JP
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 41825 AS37917 UTINS University of Tsukuba, JP 3 0 0 3 0 0.00% Prefix AS Path Aggregation Suggestion 130.158.0.0/16 6939 2907 37917 133.51.0.0/16 6939 2907 37917 163.220.252.0/22 6939 2907 37917
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS37917 1 More Specifics 3 Total Advertisements UTINS University of Tsukuba, JP
133.51.0.0/16 133.0.0.0/8
whois: 402590
IANA has recorded AS37917 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS37917\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS37888 - AS37927'
as-block: AS37888 - AS37927
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp. To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2009-11-19T01:11:45Z
source: APNIC
role: Japan Network Information Center
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2022-01-05T03:04:02Z
source: APNIC
% Information related to 'AS37888 - AS38911'
as-block: AS37888 - AS38911
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% 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
remarks: This information has been partially mirrored by APNIC from
remarks: JPNIC. To obtain more specific information, please use the
remarks: JPNIC WHOIS Gateway at
remarks: http://www.nic.ad.jp/en/db/whois/en-gateway.html or
remarks: whois.nic.ad.jp for WHOIS client. (The WHOIS client
remarks: defaults to Japanese output, use the /e switch for English
remarks: output)
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)