131475 SIT-AS-AP Singapore Institute of Technology, SG
Adjacency: 3 Upstream: 3 Downstream: 0
Upstream Adjacent AS list
AS139883 SPTEL-AS-AP SPTEL PTE. LTD., SG
AS17547 M1NET-SG-AP M1 NET LTD, SG
AS134148 SINGAREN-GIX-AS-AP-2 SingAREN, SG
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 37648 AS131475 ORIGIN Originate: 1024 /22.00 Transit: 0 /0.00 SIT-AS-AP Singapore Institute of Technology, 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 % 24115 AS131475 SIT-AS-AP Singapore Institute of Technology, 4 2 1 3 1 25.00% Prefix AS Path Aggregation Suggestion 103.4.232.0/24 4777 2500 141682 134148 131475 103.30.215.0/24 4777 2500 141682 134148 131475 103.31.24.0/23 4777 2497 3491 17547 131475 131475 131475 131475 131475 131475 + Announce - aggregate of 103.31.24.0/24 (4777 2497 3491 17547 131475 131475 131475 131475 131475 131475) and 103.31.25.0/24 (4777 2497 3491 17547 131475 131475 131475 131475 131475 131475) 103.31.24.0/24 4777 2497 3491 17547 131475 131475 131475 131475 131475 131475 - Withdrawn - aggregated with 103.31.25.0/24 (4777 2497 3491 17547 131475 131475 131475 131475 131475 131475) 103.31.25.0/24 4777 2497 3491 17547 131475 131475 131475 131475 131475 131475 - Withdrawn - aggregated with 103.31.24.0/24 (4777 2497 3491 17547 131475 131475 131475 131475 131475 131475)
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS131475 2 More Specifics 4 Total Advertisements SIT-AS-AP Singapore Institute of Technology, SG
103.31.24.0/24 103.31.24.0/23
103.31.25.0/24 103.31.24.0/23
whois: 402332
IANA has recorded AS131475 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS131475\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS131072 - AS132095'
as-block: AS131072 - AS132095
descr: APNIC 32-bit 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: 2009-09-29T05:34:08Z
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 'AS131475'
% Abuse contact for 'AS131475' is 'network-support@singaporetech.edu.sg'
aut-num: AS131475
as-name: SIT-AS-AP
descr: Singapore Institute of Technology
descr: 10 Dover Drive
descr: Singapore 138683
country: SG
org: ORG-SIOT1-AP
admin-c: SIOT1-AP
tech-c: SIOT1-AP
abuse-c: AS2555-AP
mnt-lower: MAINT-SIT-SG
mnt-routes: MAINT-SIT-SG
mnt-by: APNIC-HM
mnt-irt: IRT-SIT-SG
last-modified: 2020-07-13T13:11:23Z
source: APNIC
irt: IRT-SIT-SG
address: 10 Dover Drive
address: Singapore 138683
e-mail: network-support@singaporetech.edu.sg
abuse-mailbox: network-support@singaporetech.edu.sg
admin-c: SIOT1-AP
tech-c: SIOT1-AP
auth: # Filtered
remarks: network-support@singaporetech.edu.sg is invalid
mnt-by: MAINT-SIT-SG
last-modified: 2026-04-15T13:07:04Z
source: APNIC
organisation: ORG-SIOT1-AP
org-name: Singapore Institute of Technology
org-type: LIR
country: SG
address: 10 Dover Drive
phone: +65-65921180
e-mail: network-support@singaporetech.edu.sg
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2024-07-03T13:06:31Z
source: APNIC
role: ABUSE SITSG
country: ZZ
address: 10 Dover Drive
address: Singapore 138683
phone: +000000000
e-mail: network-support@singaporetech.edu.sg
admin-c: SIOT1-AP
tech-c: SIOT1-AP
nic-hdl: AS2555-AP
remarks: Generated from irt object IRT-SIT-SG
remarks: network-support@singaporetech.edu.sg is invalid
abuse-mailbox: network-support@singaporetech.edu.sg
mnt-by: APNIC-ABUSE
last-modified: 2026-04-15T13:08:16Z
source: APNIC
role: SINGAPORE INSTITUTE OF TECHNOLOGY - network admini
address: 10 Dover Drive
address: Singapore 138683
country: SG
phone: +6565921180
e-mail: sysadmin@singaporetech.edu.sg
admin-c: SIOT1-AP
tech-c: SIOT1-AP
nic-hdl: SIOT1-AP
mnt-by: MAINT-SIT-SG
last-modified: 2016-08-01T04:40:02Z
source: APNIC
% Information related to 'AS131072 - AS132095'
as-block: AS131072 - AS132095
descr: APNIC 32-bit ASN block
admin-c: IA55-AP
tech-c: IH123-AP
mnt-by: MNT-APJII-ID
mnt-lower: MNT-APJII-ID
last-modified: 2026-02-25T07:12:54Z
source: IDNIC
role: ID-NIC ADMINISTRATORS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
admin-c: IH288-AP
tech-c: IH288-AP
nic-hdl: IA55-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2026-02-25T04:06:45Z
source: IDNIC
role: ID-NIC HOSTMASTERS
address: Indonesian Network Information Center
address: ID-NIC
address: Cyber Building 11th Floor
address: Jakarta 12710
country: ID
phone: +62-21-52960634
fax-no: +62-21-52960635
e-mail: hostmaster@idnic.net
remarks: spam and abuse report : abuse@apjii.or.id
remarks: technical and routing : support@apjii.or.id
remarks: administrative request : admin@apjii.or.id
remarks: IDNIC hostmasters role object
admin-c: IH1-AP
tech-c: IH1-AP
nic-hdl: IH123-AP
notify: hostmaster@idnic.net
mnt-by: MNT-APJII-ID
last-modified: 2024-07-10T05:48:59Z
source: IDNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)