AS18113 Pfizer Pte Ltd Singapore dual homed

PFIZER-SG-AP - Pfizer Pte Ltd Singapore dual homed · registered in Singapore

IPv4 addresses1,7924 prefixes · <0.001% of announced IPv4

Rank in Singapore#173largest network in SG by IPv4 space, of 443 · 0.02% of SG

Rank worldwide#25,080of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountrySingapore457 ASNs registered there

Open AS18113 in ASN lookup Look up an IP in this network (146.240.4.1) All networks in Singapore

IPv4 prefixes

All 4 prefixes, in address order.

146.240.4.0/24
204.114.196.0/23
204.114.220.0/23
204.114.250.0/23

Similar-sized networks in Singapore

ASNNameIPv4 addresses

AS138481#170 LEAR-AS-AP - Lear Corporation2,048

AS141389#171 GOIP-AS-AP - GOIP Telecom (Asia Pacific) Pte. Ltd.1,792

AS10082#172 MS-HK-AS-AP - Morgan Stanley Management Service (Singapore) Pte. Ltd1,792

AS139896#174 FLEX-SGD - Kim Chuan Telecommunications Complex1,792

AS24030#175 SCHENKER-AS-SG - Schenker (Asia Pacific) Pte Ltd1,536

AS24038#176 FAPL-AS-AP - Fujitsu Asia Pte Ltd, NOC and RIM1,536

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources