45938 NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, SG
Adjacency: 5 Upstream: 2 Downstream: 3
Upstream Adjacent AS list
AS140928 STARHUB-T20025A T20025, SG
AS4657 STARHUB-INTERNET StarHub Ltd, SG
Downstream Adjacent AS list
AS133387 IDA-AS-IDAHQ-NG GOVERNMENT TECHNOLOGY AGENCY, SG
AS135008 GOVTECH-AS-GOVTECH GOVERNMENT TECHNOLOGY AGENCY, SG
AS140592 GOVTECH-AS-WOG-NC GOVERNMENT TECHNOLOGY AGENCY, SG
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 17197 AS45938 ORG+TRN Originate: 4096 /20.00 Transit: 9984 /18.71 NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, 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 % 6483 AS45938 NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, 9 7 0 2 7 77.78% Prefix AS Path Aggregation Suggestion 103.234.104.0/24 4777 2516 4657 45938 180.222.128.0/21 4777 2516 4657 45938 180.222.128.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938 180.222.129.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938 180.222.130.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938 180.222.131.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938 180.222.132.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938 180.222.133.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938 180.222.135.0/24 4777 2516 4657 45938 - Withdrawn - matching aggregate 180.222.128.0/21 4777 2516 4657 45938
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS45938 8 More Specifics 9 Total Advertisements NUCLEUS-CONNECT-SG 3 Tai Seng drive # 04-00, SG
103.234.104.0/24 103.234.104.0/22
180.222.128.0/24 180.222.128.0/21
180.222.129.0/24 180.222.128.0/21
180.222.130.0/24 180.222.128.0/21
180.222.131.0/24 180.222.128.0/21
180.222.132.0/24 180.222.128.0/21
180.222.133.0/24 180.222.128.0/21
180.222.135.0/24 180.222.128.0/21
whois: 402332
IANA has recorded AS45938 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS45938\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS45056 - AS46079'
as-block: AS45056 - AS46079
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: 2009-09-29T05:48:11Z
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 'AS45938'
% Abuse contact for 'AS45938' is 'abuse@nucleusconnect.com'
aut-num: AS45938
as-name: NUCLEUS-CONNECT-SG
descr: 3 Tai Seng drive # 04-00
country: SG
org: ORG-NCPL2-AP
admin-c: NCPL2-AP
tech-c: NCPL2-AP
abuse-c: AN954-AP
mnt-lower: MAINT-NUCLEUS-CONNECT-SG
mnt-routes: MAINT-NUCLEUS-CONNECT-SG
mnt-by: APNIC-HM
mnt-irt: IRT-NUCLEUS-CONNECT-SG
last-modified: 2020-08-05T02:08:41Z
source: APNIC
irt: IRT-NUCLEUS-CONNECT-SG
address: 67 Ubi Avenue 1,
address: StarHub Green Building, Singapore 408942
e-mail: abuse@nucleusconnect.com
abuse-mailbox: abuse@nucleusconnect.com
admin-c: NCPL2-AP
tech-c: NCPL2-AP
auth: # Filtered
remarks: abuse@nucleusconnect.com was validated on 2025-11-27
mnt-by: MAINT-NUCLEUS-CONNECT-SG
last-modified: 2025-11-27T08:19:30Z
source: APNIC
organisation: ORG-NCPL2-AP
org-name: Nucleus Connect Pte Ltd
org-type: LIR
country: SG
address: 67 Ubi Avenue 1, # 05-01
address: StarHub Green Building
phone: +6568082856
fax-no: +6568228800
e-mail: hostmaster@nucleusconnect.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:15:32Z
source: APNIC
role: ABUSE NUCLEUSCONNECTSG
country: ZZ
address: 67 Ubi Avenue 1,
address: StarHub Green Building, Singapore 408942
phone: +000000000
e-mail: abuse@nucleusconnect.com
admin-c: NCPL2-AP
tech-c: NCPL2-AP
nic-hdl: AN954-AP
remarks: Generated from irt object IRT-NUCLEUS-CONNECT-SG
remarks: abuse@nucleusconnect.com was validated on 2025-11-27
abuse-mailbox: abuse@nucleusconnect.com
mnt-by: APNIC-ABUSE
last-modified: 2025-11-27T08:19:45Z
source: APNIC
role: NUCLEUS CONNECT PTE LTD - network administrator
address: 3 Tai Seng Drive, #04-00,
address: Da Vinci Building, Singapore 535216
country: SG
phone: +65-6808-2888
fax-no: +65-6822-8800
e-mail: hostmaster@nucleusconnect.com
admin-c: NCPL2-AP
tech-c: NCPL2-AP
nic-hdl: NCPL2-AP
mnt-by: MAINT-NUCLEUS-CONNECT-SG
remarks: -----------------------------
remarks: Please send abuse reports to:
remarks: abuse@nucleusconnect.com
remarks: -----------------------------
last-modified: 2009-10-25T22:37:01Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)