23719 USYD-AS-AP University of Sydney, AU
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS7575 AARNET-AS-AP Australian Academic and Research Network AARNet, AU
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 3500 AS23719 ORIGIN Originate: 65792 /15.99 Transit: 0 /0.00 USYD-AS-AP University of Sydney, AU
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 % 37093 AS23719 USYD-AS-AP University of Sydney, AU 2 0 0 2 0 0.00% Prefix AS Path Aggregation Suggestion 129.78.0.0/16 4608 7575 23719 203.32.106.0/24 4608 7575 23719
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23719 1 More Specifics 2 Total Advertisements USYD-AS-AP University of Sydney, AU
203.32.106.0/24 203.32.106.0/23
whois: 402332
IANA has recorded AS23719 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23719\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS24575'
as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
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 'AS23701 - AS23772'
as-block: AS23701 - AS23772
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: 2008-09-04T06:40:26Z
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 'AS23719'
% Abuse contact for 'AS23719' is 'abuse@aarnet.edu.au'
aut-num: AS23719
as-name: USYD-AS-AP
descr: University of Sydney
country: AU
import: from AS7575 accept ANY
import: from AS18062 accept ANY
export: to AS7575 announce AS23719
export: to AS18062 announce AS23719
org: ORG-AAAR1-AP
admin-c: NG31-AP
tech-c: ANOC-AP
abuse-c: AA1638-AP
mnt-lower: MAINT-AARNET-AP
mnt-routes: MAINT-AARNET-AP
mnt-by: APNIC-HM
mnt-irt: IRT-AARNET-AU
last-modified: 2020-06-22T05:22:12Z
source: APNIC
irt: IRT-AARNET-AU
address: AARNet Pty Ltd
e-mail: abuse@aarnet.edu.au
abuse-mailbox: abuse@aarnet.edu.au
admin-c: ANOC-AP
tech-c: ANOC-AP
auth: # Filtered
remarks: abuse@aarnet.edu.au was validated on 2025-10-07
mnt-by: MAINT-AARNET-AP
last-modified: 2026-01-30T04:42:26Z
source: APNIC
organisation: ORG-AAAR1-AP
org-name: Australian Academic and Research Network
org-type: LIR
country: AU
address: PO Box 5519
phone: +61-2-6222-3530
fax-no: +61-2-6222-3535
e-mail: irrcontact@aarnet.edu.au
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2026-01-30T13:04:55Z
source: APNIC
role: ABUSE AARNETAU
country: ZZ
address: AARNet Pty Ltd
phone: +000000000
e-mail: abuse@aarnet.edu.au
admin-c: ANOC-AP
tech-c: ANOC-AP
nic-hdl: AA1638-AP
remarks: Generated from irt object IRT-AARNET-AU
remarks: abuse@aarnet.edu.au was validated on 2025-10-07
abuse-mailbox: abuse@aarnet.edu.au
mnt-by: APNIC-ABUSE
last-modified: 2026-01-30T04:42:58Z
source: APNIC
role: AARNet Network Operations Centre
remarks:
remarks:
remarks:
remarks: Send abuse reports to abuse@aarnet.edu.au
remarks: Please include timestamps and offset to UTC in logs
remarks: Peering requests to peering@aarnet.edu.au
remarks:
address: AARNet Pty Ltd
address: GPO Box 1559
address: Canberra
address: ACT 2601
country: AU
phone: +61 1300 275 662
phone: +61 2 6222 3555
e-mail: noc@aarnet.edu.au
admin-c: ANOC-AP
tech-c: ANOC-AP
nic-hdl: ANOC-AP
mnt-by: MAINT-AARNET-AP
last-modified: 2020-12-02T07:35:01Z
source: APNIC
person: Network Group
address: University Computing Centre
address: Building H08
address: Sydney, NSW 2006
country: AU
phone: +61-2-9351-5140
fax-no: +61-2-9351-5001
e-mail: networkers@mail.usyd.edu.au
nic-hdl: NG31-AP
remarks: This object was transferred from ARIN database
remarks: on 11 December 2002
mnt-by: MAINT-AU-SYDNEYUNI
last-modified: 2008-09-04T07:29:23Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)