Pfizer Inc

Networks by country United States United States (47), Singapore Singapore (4), United Arab Emirates United Arab Emirates (2), Japan Japan (2), China China (1), Philippines Philippines (1)
Updated 02 February 2026

We found 56 IPv4 networks operated by this organization. The first 50 networks are displayed.

Results sorted by network size.

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Network: CYANAMID
CIDR: 141.173.0.0/16
IP Range: 141.173.0.0 - 141.173.255.255
Block size: 65,536
Network: UPJ
CIDR: 146.240.0.0/16
IP Range: 146.240.0.0 - 146.240.255.255
Block size: 65,536
Network: PFIZER
CIDR: 148.168.0.0/16
IP Range: 148.168.0.0 - 148.168.255.255
Block size: 65,536
Network: UPJ-2
CIDR: 155.142.0.0/16
IP Range: 155.142.0.0 - 155.142.255.255
Block size: 65,536
Network: WRNL-PDVS
CIDR: 162.48.0.0/16
IP Range: 162.48.0.0 - 162.48.255.255
Block size: 65,536
Network: PFIZER1
CIDR: 168.224.0.0/16
IP Range: 168.224.0.0 - 168.224.255.255
Block size: 65,536
Network: WRNL-PDVS2
CIDR: 170.116.0.0/16
IP Range: 170.116.0.0 - 170.116.255.255
Block size: 65,536
Network: WRNL-PDVS3
CIDR: 198.205.128.0/17
IP Range: 198.205.128.0 - 198.205.255.255
Block size: 32,768
Network: WRNL-PDVS-1
CIDR: 204.114.128.0/17
IP Range: 204.114.128.0 - 204.114.255.255
Block size: 32,768
Network: PFIZER
CIDR: 103.197.3.0/24
IP Range: 103.197.3.0 - 103.197.3.255
Block size: 256
Network: UPJ-3
CIDR: 192.43.213.0/24
IP Range: 192.43.213.0 - 192.43.213.255
Block size: 256
Network: UPJ-4
CIDR: 192.112.103.0/24
IP Range: 192.112.103.0 - 192.112.103.255
Block size: 256
Network: WARNLAA1
CIDR: 192.132.36.0/24
IP Range: 192.132.36.0 - 192.132.36.255
Block size: 256
Network: WARNLAA2
CIDR: 192.132.37.0/24
IP Range: 192.132.37.0 - 192.132.37.255
Block size: 256
Network: WARNLAA3
CIDR: 192.132.38.0/24
IP Range: 192.132.38.0 - 192.132.38.255
Block size: 256
Network: MEDIVATION-AS
CIDR: 198.49.255.0/24
IP Range: 198.49.255.0 - 198.49.255.255
Block size: 256
CIDR: 68.78.187.192/26
IP Range: 68.78.187.192 - 68.78.187.255
Block size: 64
CIDR: 12.238.223.32/27
IP Range: 12.238.223.32 - 12.238.223.63
Block size: 32
Network: DP-65-17-213-0-1
CIDR: 65.17.213.0/28
IP Range: 65.17.213.0 - 65.17.213.15
Block size: 16
CIDR: 67.192.65.80/28
IP Range: 67.192.65.80 - 67.192.65.95
Block size: 16
Network: PFIZER-INC-SG
CIDR: 116.12.161.144/28
IP Range: 116.12.161.144 - 116.12.161.159
Block size: 16
Singapore Pfizer Inc
Service: ADIG
Network: SG-PFIZER-NET
CIDR: 202.2.194.32/28
IP Range: 202.2.194.32 - 202.2.194.47
Block size: 16
CIDR: N/A
IP Range: 64.106.230.220 - 64.106.230.229
Block size: 10
United States Pfizer Inc
SHADY GROVE RD, MEMPHIS
Network: 40-137-132-192
CIDR: 40.137.132.192/29
IP Range: 40.137.132.192 - 40.137.132.199
Block size: 8
CIDR: 63.146.24.0/29
IP Range: 63.146.24.0 - 63.146.24.7
Block size: 8
CIDR: 63.148.70.184/29
IP Range: 63.148.70.184 - 63.148.70.191
Block size: 8
CIDR: 65.122.60.80/29
IP Range: 65.122.60.80 - 65.122.60.87
Block size: 8
CIDR: 65.123.115.240/29
IP Range: 65.123.115.240 - 65.123.115.247
Block size: 8
CIDR: 65.155.139.104/29
IP Range: 65.155.139.104 - 65.155.139.111
Block size: 8
CIDR: 65.155.251.192/29
IP Range: 65.155.251.192 - 65.155.251.199
Block size: 8
United States Pfizer, Inc
PARSIPPANY
Network: 66-19-123-24
CIDR: 66.19.123.24/29
IP Range: 66.19.123.24 - 66.19.123.31
Block size: 8
CIDR: 67.119.6.120/29
IP Range: 67.119.6.120 - 67.119.6.127
Block size: 8
CIDR: 67.130.40.40/29
IP Range: 67.130.40.40 - 67.130.40.47
Block size: 8
CIDR: 67.130.57.40/29
IP Range: 67.130.57.40 - 67.130.57.47
Block size: 8
CIDR: 67.130.61.0/29
IP Range: 67.130.61.0 - 67.130.61.7
Block size: 8
CIDR: 69.183.184.40/29
IP Range: 69.183.184.40 - 69.183.184.47
Block size: 8
CIDR: 70.227.204.80/29
IP Range: 70.227.204.80 - 70.227.204.87
Block size: 8
CIDR: 70.243.151.56/29
IP Range: 70.243.151.56 - 70.243.151.63
Block size: 8
CIDR: 70.245.228.72/29
IP Range: 70.245.228.72 - 70.245.228.79
Block size: 8
CIDR: 75.59.140.176/29
IP Range: 75.59.140.176 - 75.59.140.183
Block size: 8
Network: PFIZERINC-NET
CIDR: 94.200.140.144/29
IP Range: 94.200.140.144 - 94.200.140.151
Block size: 8
Network: PFIZERINC-NET
CIDR: 94.200.140.152/29
IP Range: 94.200.140.152 - 94.200.140.159
Block size: 8
CIDR: 99.35.61.96/29
IP Range: 99.35.61.96 - 99.35.61.103
Block size: 8
Network: PFIZER-INC-SG
CIDR: 115.42.243.24/29
IP Range: 115.42.243.24 - 115.42.243.31
Block size: 8
Philippines Pfizer Incorporated
Fortune Building 5F Pasig Bgy Bagong Ilog PASIG
Network: PFIZER-PH
CIDR: 202.57.89.112/29
IP Range: 202.57.89.112 - 202.57.89.119
Block size: 8
Network: PSKNET
CIDR: 202.214.118.216/29
IP Range: 202.214.118.216 - 202.214.118.223
Block size: 8
Network: PSKNET
CIDR: 202.214.162.136/29
IP Range: 202.214.162.136 - 202.214.162.143
Block size: 8
Network: PFIZER-SG
CIDR: 203.125.234.168/29
IP Range: 203.125.234.168 - 203.125.234.175
Block size: 8
CIDR: 207.159.87.48/29
IP Range: 207.159.87.48 - 207.159.87.55
Block size: 8
CIDR: 208.44.175.176/29
IP Range: 208.44.175.176 - 208.44.175.183
Block size: 8
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