9419 NTU-AS-AP - Nanyang Technological University, SG
Adjacency: 3 Upstream: 3 Downstream: 0
Upstream Adjacent AS list
AS4657 STARHUB-INTERNET - StarHub Ltd, SG
AS23855 SINGAREN-GIX-AS-AP - Singapore Advanced Research and Education Network, SG
AS134148 SINGAREN-GIX-AS-AP-2 - SingAREN, SG
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 2855 AS9419 ORIGIN Originate: 74496 /15.82 Transit: 0 /0.00 NTU-AS-AP - Nanyang Technological University, SG
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 % 20748 AS9419 NTU-AS-AP - Nanyang Technological University, 4 1 0 3 1 25.00% Prefix AS Path Aggregation Suggestion 155.69.0.0/16 4777 23855 9419 155.69.1.0/24 4777 23855 9419 - Withdrawn - matching aggregate 155.69.0.0/16 4777 23855 9419 155.69.64.0/19 4777 2500 141682 134148 9419 155.69.96.0/23 4777 2500 141682 134148 9419
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS9419 3 More Specifics 4 Total Advertisements NTU-AS-AP - Nanyang Technological University, SG
155.69.1.0/24 155.69.0.0/16
155.69.64.0/19 155.69.0.0/16
155.69.96.0/23 155.69.0.0/16
whois: 402603
IANA has recorded AS9419 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS9419\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS9249 - AS10239'
as-block: AS9249 - AS10239
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: 2022-09-22T22:36:45Z
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 'AS9419'
% Abuse contact for 'AS9419' is 'networkteamb@ntu.edu.sg'
aut-num: AS9419
as-name: NTU-AS-AP
descr: Nanyang Technological University
descr: Computer Centre, Nanyang Ave
descr: Singapore 639798
country: SG
import: from AS7610 action pref=100; accept ANY
import: from AS3758 action pref=100; accept ANY
export: to AS7610 announce AS9419
export: to AS3758 announce AS9419
default: to AS3758 action pref=5; networks ANY
remarks: for peering with SingaREN, and AI3/TP (transit via SingaREN)
org: ORG-NTU2-AP
admin-c: LS253-AP
tech-c: LS253-AP
abuse-c: AN1078-AP
mnt-by: APNIC-HM
mnt-irt: IRT-NTU-NON-SG
last-modified: 2020-11-25T06:42:43Z
source: APNIC
irt: IRT-NTU-NON-SG
address: Nanyang Technological University, Centre for IT Services
address: 76 Nanyang Drive
address: N2.1-B1
address: Singapore 637331
e-mail: networkteamb@ntu.edu.sg
abuse-mailbox: networkteamb@ntu.edu.sg
admin-c: NNM2-AP
tech-c: NNM2-AP
auth: # Filtered
remarks: networkteamb@ntu.edu.sg was validated on 2026-03-24
mnt-by: MNT-NTU-NON-SG
last-modified: 2026-03-24T13:10:41Z
source: APNIC
organisation: ORG-NTU2-AP
org-name: Nanyang Technological University
org-type: LIR
country: SG
address: Universitiy
address: C/- Centre for IT Services
address: 50 Nanyang Avenue
phone: +65 6790 5231
fax-no: +65 6791 0688
e-mail: networkadmin@ntu.edu.sg
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:14:47Z
source: APNIC
role: ABUSE NTUNONSG
country: ZZ
address: Nanyang Technological University, Centre for IT Services
address: 76 Nanyang Drive
address: N2.1-B1
address: Singapore 637331
phone: +000000000
e-mail: networkteamb@ntu.edu.sg
admin-c: NNM2-AP
tech-c: NNM2-AP
nic-hdl: AN1078-AP
remarks: Generated from irt object IRT-NTU-NON-SG
remarks: networkteamb@ntu.edu.sg was validated on 2026-03-24
abuse-mailbox: networkteamb@ntu.edu.sg
mnt-by: APNIC-ABUSE
last-modified: 2026-03-24T13:11:12Z
source: APNIC
person: Leonard Sim
address: Nanyang Technological University
address: Centre for IT Services, Nanyang Ave
address: Singapore 639798
country: SG
phone: +65 6790-5228
fax-no: +65 6791-0688
e-mail: networkadmin@ntu.edu.sg
nic-hdl: LS253-AP
mnt-by: MAINT-NEW
last-modified: 2008-09-04T07:29:15Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)