18113 PFIZER-SG-AP Pfizer Pte Ltd Singapore dual homed, SG
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS15695 EXPEREO, NL
AS2687 ATGS-MMD-AS - AT&T Enterprises, LLC, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 24608 AS18113 ORIGIN Originate: 2048 /21.00 Transit: 0 /0.00 PFIZER-SG-AP Pfizer Pte Ltd Singapore dual homed, 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 % 16124 AS18113 PFIZER-SG-AP Pfizer Pte Ltd Singapore dual ho 6 3 1 4 2 33.33% Prefix AS Path Aggregation Suggestion 146.240.4.0/24 4777 2497 2687 18113 204.114.196.0/23 4777 2497 2687 18113 204.114.196.0/24 4777 2497 2687 18113 - Withdrawn - matching aggregate 204.114.196.0/23 4777 2497 2687 18113 204.114.220.0/23 4777 2497 2687 18113 + Announce - aggregate of 204.114.220.0/24 (4777 2497 2687 18113) and 204.114.221.0/24 (4777 2497 2687 18113) 204.114.220.0/24 4777 2497 2687 18113 - Withdrawn - aggregated with 204.114.221.0/24 (4777 2497 2687 18113) 204.114.221.0/24 4777 2497 2687 18113 - Withdrawn - aggregated with 204.114.220.0/24 (4777 2497 2687 18113) 204.114.250.0/23 4777 2497 2687 18113
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS18113 6 More Specifics 6 Total Advertisements PFIZER-SG-AP Pfizer Pte Ltd Singapore dual homed, SG
146.240.4.0/24 146.240.0.0/16
204.114.196.0/23 204.114.128.0/17
204.114.196.0/24 204.114.128.0/17
204.114.220.0/24 204.114.128.0/17
204.114.221.0/24 204.114.128.0/17
204.114.250.0/23 204.114.128.0/17
whois: 402332
IANA has recorded AS18113 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS18113\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS17653 - AS18431'
as-block: AS17653 - AS18431
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: 2019-01-08T23:19:07Z
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 'AS18113'
% Abuse contact for 'AS18113' is 'NetAbuse@Pfizer.com'
aut-num: AS18113
as-name: PFIZER-SG-AP
descr: Pfizer Pte Ltd Singapore dual homed
descr: Non transit AS.
country: SG
remarks: mailto:chee-siang.wan@pfizer.com
org: ORG-PPL1-AP
admin-c: CW465-AP
tech-c: CW465-AP
abuse-c: AP918-AP
notify: chee-siang.wan@pfizer.com
notify: paul.a.romano@pfizer.com
mnt-lower: MAINT-SG-PFIZER
mnt-routes: MAINT-SG-PFIZER
mnt-by: APNIC-HM
mnt-irt: IRT-PFIZER-NON-SG
last-modified: 2020-07-15T13:09:00Z
source: APNIC
irt: IRT-PFIZER-NON-SG
address: 1200 Parkdale Rd
address: Rochester, MI 48307
e-mail: robert.azar@pfizer.com
abuse-mailbox: NetAbuse@Pfizer.com
admin-c: CW465-AP
tech-c: CW465-AP
auth: # Filtered
remarks: netabuse@pfizer.com was validated on 2025-12-02
remarks: robert.azar@pfizer.com was validated on 2026-01-01
mnt-by: MAINT-SG-PFIZER
last-modified: 2026-01-01T00:29:04Z
source: APNIC
organisation: ORG-PPL1-AP
org-name: Pfizer Pte Ltd
org-type: LIR
country: SG
address: 80 Pasir Panjang Road
address: # 16-81/82, Mapletree Business City
address: Pfizer Pte Ltd
phone: +65-6403-8888
fax-no: +6564038702
e-mail: chee-siang.wan@pfizer.com
mnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2023-09-05T02:14:55Z
source: APNIC
role: ABUSE PFIZERNONSG
country: ZZ
address: 1200 Parkdale Rd
address: Rochester, MI 48307
phone: +000000000
e-mail: robert.azar@pfizer.com
admin-c: CW465-AP
tech-c: CW465-AP
nic-hdl: AP918-AP
remarks: Generated from irt object IRT-PFIZER-NON-SG
remarks: netabuse@pfizer.com was validated on 2025-12-02
remarks: robert.azar@pfizer.com was validated on 2026-01-01
abuse-mailbox: NetAbuse@Pfizer.com
mnt-by: APNIC-ABUSE
last-modified: 2026-01-01T00:29:41Z
source: APNIC
person: chee-siang wan
nic-hdl: CW465-AP
e-mail: chee-siang.wan@pfizer.com
address: 152 Beach Road #33-08,
address: Gateway East,
address: Singapore 189721
phone: +65-63113702
fax-no: +65-63113701
country: SG
mnt-by: MAINT-SG-PFIZER
last-modified: 2008-09-04T07:29:20Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)