Pfizer Inc

IPv4 IPv6
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)
Assigned AS AS7068, AS11971, AS23429, AS35845, AS36393, AS394758
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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United States Pfizer Inc
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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
United States Pfizer Inc
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Network: UPJ
CIDR: 146.240.0.0/16
IP Range: 146.240.0.0 - 146.240.255.255
Block size: 65,536
United States Pfizer Inc
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Network: PFIZER
CIDR: 148.168.0.0/16
IP Range: 148.168.0.0 - 148.168.255.255
Block size: 65,536
United States Pfizer Inc
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Network: UPJ-2
CIDR: 155.142.0.0/16
IP Range: 155.142.0.0 - 155.142.255.255
Block size: 65,536
United States Pfizer Inc
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Network: WRNL-PDVS
CIDR: 162.48.0.0/16
IP Range: 162.48.0.0 - 162.48.255.255
Block size: 65,536
United States Pfizer Inc
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Network: PFIZER1
CIDR: 168.224.0.0/16
IP Range: 168.224.0.0 - 168.224.255.255
Block size: 65,536
United States Pfizer Inc
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Network: WRNL-PDVS2
CIDR: 170.116.0.0/16
IP Range: 170.116.0.0 - 170.116.255.255
Block size: 65,536
United States Pfizer Inc
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Network: WRNL-PDVS3
CIDR: 198.205.128.0/17
IP Range: 198.205.128.0 - 198.205.255.255
Block size: 32,768
United States Pfizer Inc
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Network: WRNL-PDVS-1
CIDR: 204.114.128.0/17
IP Range: 204.114.128.0 - 204.114.255.255
Block size: 32,768
China Pfizer Inc
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Network: PFIZER
CIDR: 103.197.3.0/24
IP Range: 103.197.3.0 - 103.197.3.255
Block size: 256
United States Pfizer Inc
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Network: UPJ-3
CIDR: 192.43.213.0/24
IP Range: 192.43.213.0 - 192.43.213.255
Block size: 256
United States Pfizer Inc
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Network: UPJ-4
CIDR: 192.112.103.0/24
IP Range: 192.112.103.0 - 192.112.103.255
Block size: 256
United States Pfizer Inc
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Network: WARNLAA1
CIDR: 192.132.36.0/24
IP Range: 192.132.36.0 - 192.132.36.255
Block size: 256
United States Pfizer Inc
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Network: WARNLAA2
CIDR: 192.132.37.0/24
IP Range: 192.132.37.0 - 192.132.37.255
Block size: 256
United States Pfizer Inc
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Network: WARNLAA3
CIDR: 192.132.38.0/24
IP Range: 192.132.38.0 - 192.132.38.255
Block size: 256
United States Pfizer Inc
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Network: MEDIVATION-AS
CIDR: 198.49.255.0/24
IP Range: 198.49.255.0 - 198.49.255.255
Block size: 256
United States Pfizer Inc
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Network: SBC-68-78-187-192-26-0703271317
CIDR: 68.78.187.192/26
IP Range: 68.78.187.192 - 68.78.187.255
Block size: 64
United States Pfizer Inc
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Network: PFIZER-I92-223-32
CIDR: 12.238.223.32/27
IP Range: 12.238.223.32 - 12.238.223.63
Block size: 32
United States Pfizer
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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
United States Pfizer
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Network: RSPC-804228-121407
CIDR: 67.192.65.80/28
IP Range: 67.192.65.80 - 67.192.65.95
Block size: 16
Singapore Pfizer Inc
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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
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Network: SG-PFIZER-NET
CIDR: 202.2.194.32/28
IP Range: 202.2.194.32 - 202.2.194.47
Block size: 16
United States Pfizer
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Network: DP-64-106-230-220-1
CIDR: N/A
IP Range: 64.106.230.220 - 64.106.230.229
Block size: 10
United States Pfizer Inc
SHADY GROVE RD, MEMPHIS
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Network: 40-137-132-192
CIDR: 40.137.132.192/29
IP Range: 40.137.132.192 - 40.137.132.199
Block size: 8
United States Pfizer Inc
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Network: Q0317-63-146-24-0
CIDR: 63.146.24.0/29
IP Range: 63.146.24.0 - 63.146.24.7
Block size: 8
United States Pfizer Inc
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Network: Q1110-63-148-70-184
CIDR: 63.148.70.184/29
IP Range: 63.148.70.184 - 63.148.70.191
Block size: 8
United States Pfizer Inc
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Network: Q0317-65-122-60-80
CIDR: 65.122.60.80/29
IP Range: 65.122.60.80 - 65.122.60.87
Block size: 8
United States Pfizer Inc
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Network: Q0531-65-123-115-240
CIDR: 65.123.115.240/29
IP Range: 65.123.115.240 - 65.123.115.247
Block size: 8
United States Pfizer Inc
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Network: Q0710-65-155-139-104
CIDR: 65.155.139.104/29
IP Range: 65.155.139.104 - 65.155.139.111
Block size: 8
United States Pfizer Inc
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Network: Q1011-65-155-251-192
CIDR: 65.155.251.192/29
IP Range: 65.155.251.192 - 65.155.251.199
Block size: 8
United States Pfizer, Inc
PARSIPPANY
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Network: 66-19-123-24
CIDR: 66.19.123.24/29
IP Range: 66.19.123.24 - 66.19.123.31
Block size: 8
United States Pfizer Inc
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Network: SBC067119006120020613
CIDR: 67.119.6.120/29
IP Range: 67.119.6.120 - 67.119.6.127
Block size: 8
United States Pfizer Inc
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Network: Q1204-67-130-40-40
CIDR: 67.130.40.40/29
IP Range: 67.130.40.40 - 67.130.40.47
Block size: 8
United States Pfizer Inc
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Network: Q0105-67-130-57-40
CIDR: 67.130.57.40/29
IP Range: 67.130.57.40 - 67.130.57.47
Block size: 8
United States Pfizer Inc
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Network: Q0724-67-130-61-0
CIDR: 67.130.61.0/29
IP Range: 67.130.61.0 - 67.130.61.7
Block size: 8
United States Pfizer Inc
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Network: SBC06918318404029051028055414
CIDR: 69.183.184.40/29
IP Range: 69.183.184.40 - 69.183.184.47
Block size: 8
United States Pfizer
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Network: SBC07022720408029050830234700
CIDR: 70.227.204.80/29
IP Range: 70.227.204.80 - 70.227.204.87
Block size: 8
United States Pfizer Inc
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Network: SBC07024315105629041224004545
CIDR: 70.243.151.56/29
IP Range: 70.243.151.56 - 70.243.151.63
Block size: 8
United States Pfizer Inc
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Network: SBC07024522807229050325082828
CIDR: 70.245.228.72/29
IP Range: 70.245.228.72 - 70.245.228.79
Block size: 8
United States Pfizer
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Network: SBC-75-59-140-176-29-0701073602
CIDR: 75.59.140.176/29
IP Range: 75.59.140.176 - 75.59.140.183
Block size: 8
United Arab Emirates Pfizer Inc
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Network: PFIZERINC-NET
CIDR: 94.200.140.144/29
IP Range: 94.200.140.144 - 94.200.140.151
Block size: 8
United Arab Emirates Pfizer Inc
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Network: PFIZERINC-NET
CIDR: 94.200.140.152/29
IP Range: 94.200.140.152 - 94.200.140.159
Block size: 8
United States Pfizer
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Network: SBC-99-35-61-96-29-0903133619
CIDR: 99.35.61.96/29
IP Range: 99.35.61.96 - 99.35.61.103
Block size: 8
Singapore Pfizer Inc
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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
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Network: PFIZER-PH
CIDR: 202.57.89.112/29
IP Range: 202.57.89.112 - 202.57.89.119
Block size: 8
Japan Pfizer Inc
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Network: PSKNET
CIDR: 202.214.118.216/29
IP Range: 202.214.118.216 - 202.214.118.223
Block size: 8
Japan Pfizer Inc
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Network: PSKNET
CIDR: 202.214.162.136/29
IP Range: 202.214.162.136 - 202.214.162.143
Block size: 8
Singapore Pfizer Inc
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Network: PFIZER-SG
CIDR: 203.125.234.168/29
IP Range: 203.125.234.168 - 203.125.234.175
Block size: 8
United States Pfizer Inc
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Network: Q0723-207-159-87-48
CIDR: 207.159.87.48/29
IP Range: 207.159.87.48 - 207.159.87.55
Block size: 8
United States Pfizer Inc
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Network: Q0608-208-44-175-176
CIDR: 208.44.175.176/29
IP Range: 208.44.175.176 - 208.44.175.183
Block size: 8
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