ASN Lookup Tool

Pfizer Pte Ltd pfizer.com SG SG 6 Routes

AS Data

AS18113

AS18113Pfizer Pte Ltd

AS Number 18113
AS Name PFIZER-SG-AP
Organization Pfizer Pte Ltd(org-ppl1-ap)
Country SG
Website pfizer.com
Number of IPv4 Routes 6
Number of IPv6 Routes 0
ASN type BUSINESS
Registry APNIC
Date Allocated N/A

ASN Intelligence API for production workflows

Use ASN data for AS18113 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
146.240.4.0/24 256
204.114.221.0/24 256
204.114.196.0/24 256
204.114.220.0/24 256
204.114.250.0/23 512
204.114.196.0/23 512

Raw Whois Response

% [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 1.88.34 (WHOIS-US2)

Parsed Whois Response

Peers

AS Number Description Country
AS15695 Expereo International BV NL
AS2687 AT&T Enterprises, LLC US

Upstreams

AS Number Description Country
AS15695 Expereo International BV NL
AS2687 AT&T Enterprises, LLC US

Contacts

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Frequently Asked Questions

ASN AS18113 is an Autonomous System Number used to identify a network for BGP internet routing.
AS18113 is listed under Pfizer Pte Ltd.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.