Skip to main content
WorldIP.io
Organization

Proofpoint, Inc.

IPv4 addresses
40,192
CIDR ranges
60
Category
unknown
BGP prefixes announced
149

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by Proofpoint, Inc.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by Proofpoint, Inc.

ASNNameIPsPrefixesCountry
AS26211 Proofpoint, Inc. 14.6K 18 US
AS22843 Proofpoint, Inc. 12.8K 17 US
AS52129 Proofpoint, Inc. 11.5K 21 US
AS13916 Proofpoint, Inc. 1.3K 4 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
67.231.144.0/21 2.0K
93.9%
AS26211 US — —
148.163.136.0/21 2.0K
97.5%
AS22843 US — —
148.163.144.0/21 2.0K
98.5%
AS26211 US — —
205.220.160.0/21 2.0K
97.9%
AS26211 US — —
205.220.176.0/21 2.0K
98.2%
AS22843 US — —
66.159.232.0/22 1.0K
98.3%
AS52129 US — —
66.159.244.0/22 1.0K
98.4%
AS52129 US — —
66.159.252.0/22 1.0K
26.1%
AS52129 US — —
67.231.152.0/22 1.0K
92.9%
AS22843 US — —
143.55.144.0/22 1.0K
64.2%
AS52129 US — —
148.163.132.0/22 1.0K
97.7%
AS26211 US — —
148.163.152.0/22 1.0K
98.5%
AS22843 US — —
185.132.180.0/22 1.0K
83.7%
AS52129 GB — —
185.183.28.0/22 1.0K
84.4%
AS52129 US — —
205.220.168.0/22 1.0K
98.2%
AS26211 US — —
205.220.172.0/22 1.0K
98.3%
AS22843 US — —
208.56.8.0/22 1.0K
99.0%
AS26211 US — —
208.56.12.0/22 1.0K
95.9%
AS22843 US — —
208.56.56.0/22 1.0K
0.4%
AS26211 US — —
208.56.60.0/22 1.0K
0.0%
AS22843 US — —
66.159.224.0/23 512
10.0%
AS52129 US — —
66.159.232.0/23 512
99.0%
AS52129 DE — —
66.159.236.0/23 512
45.9%
AS52129 US — —
66.159.238.0/23 512
99.4%
AS22843 US — —
66.159.240.0/23 512
99.0%
AS26211 US — —
66.159.244.0/23 512
98.4%
AS52129 DE — —
66.159.246.0/23 512
98.4%
AS52129 NL — —
66.159.248.0/23 512
98.8%
AS26211 US — —
66.159.250.0/23 512
98.0%
AS22843 US — —
66.159.252.0/23 512
19.7%
AS52129 SA — —
66.159.254.0/23 512
32.4%
AS52129 AE — —
67.231.156.0/23 512
99.0%
AS22843 US — —
67.231.158.0/23 512
97.3%
AS26211 US California Sunnyvale
91.207.212.0/23 512
98.8%
AS52129 US — —
143.55.144.0/23 512
74.4%
AS52129 DE Hesse Frankfurt am Main
143.55.148.0/23 512
98.6%
AS52129 US — —
148.163.128.0/23 512
9.4%
AS13916 US — —
148.163.156.0/23 512
98.6%
AS26211 US — —
148.163.158.0/23 512
98.4%
AS22843 US — —
205.220.184.0/23 512
98.8%
AS52129 US — —
205.220.190.0/23 512
23.0%
AS26211 US — —
208.56.4.0/23 512
77.5%
AS52129 US — —
208.86.202.0/23 512
59.2%
AS26211 US California San Jose
66.159.227.0/24 256
69.9%
AS26211 US — —
66.159.228.0/24 256
70.7%
AS22843 US — —
66.159.234.0/24 256
96.9%
AS52129 NL — —
66.159.235.0/24 256
98.4%
AS52129 DE — —
66.159.243.0/24 256
98.0%
AS52129 US — —
67.231.159.0/24 256
98.4%
AS26211 US California Sunnyvale
91.207.212.0/24 256
97.7%
AS52129 NL — —
91.207.213.0/24 256
100.0%
AS52129 US — —
91.209.104.0/24 256
80.9%
AS52129 US — —
143.55.146.0/24 256
98.8%
AS52129 DE — —
143.55.147.0/24 256
9.0%
AS52129 GB — —
143.55.150.0/24 256
98.4%
AS52129 US — —
148.163.130.0/24 256
1.2%
AS13916 US — —
185.169.148.0/24 256
3.1%
AS52129 IL — —
205.220.184.0/24 256
99.2%
AS52129 DE Hesse Frankfurt am Main
205.220.185.0/24 256
98.4%
AS52129 NL North Holland Amsterdam
205.220.186.0/24 256
70.7%
AS26211 US — —
205.220.187.0/24 256
67.2%
AS22843 US — —
208.56.0.0/24 256
49.6%
AS52129 US — —
208.56.4.0/24 256
98.0%
AS52129 DE — —
208.56.5.0/24 256
57.0%
AS52129 NL — —
208.56.6.0/24 256
20.3%
AS52129 US — —
208.56.16.0/24 256
9.4%
AS26211 US — —
208.56.17.0/24 256
49.6%
AS52129 US — —
208.83.136.0/24 256
30.1%
AS13916 US — —
208.83.137.0/24 256
17.6%
AS22843 US — —
208.83.138.0/24 256
3.1%
AS13916 US — —
208.83.139.0/24 256
0.8%
AS22843 US — —
208.84.64.0/24 256
95.3%
AS52129 US — —
208.84.65.0/24 256
97.7%
AS26211 US California Sunnyvale
208.84.66.0/24 256
69.9%
AS26211 US Utah Saratoga Springs
208.84.67.0/24 256
43.4%
AS22843 US Georgia Atlanta
208.86.200.0/24 256
94.5%
AS52129 US — —
208.86.201.0/24 256
99.2%
AS22843 US — —
67.231.158.128/25 128
96.1%
AS26211 US — —
208.56.17.128/25 128
50.0%
AS52129 IN — —
67.231.158.64/26 64
96.9%
AS26211 US — —
208.56.17.64/26 64
50.0%
AS52129 IN — —
67.231.158.32/27 32
96.9%
AS26211 US — —
208.56.17.0/27 32
50.0%
AS52129 IN — —
67.231.158.16/28 16
93.8%
AS26211 US — —
208.56.17.32/28 16
50.0%
AS52129 IN — —
67.231.158.0/29 8
100.0%
AS26211 US — —
208.56.17.56/29 8
50.0%
AS52129 IN — —
67.231.158.12/30 4
100.0%
AS26211 US — —
208.56.17.52/30 4
50.0%
AS52129 IN — —
67.231.158.8/31 2
100.0%
AS26211 US — —
208.56.17.48/31 2
50.0%
AS52129 IN — —
67.231.158.10/32 1
100.0%
AS26211 CA — —
67.231.158.11/32 1
100.0%
AS26211 US — —
208.56.17.50/32 1
0.0%
AS52129 IN — —
208.56.17.51/32 1
0.0%
AS52129 US — —

Frequently Asked Questions

How many IP addresses does Proofpoint, Inc. own?

Proofpoint, Inc. controls 40.2K IPv4 addresses distributed across 60 CIDR ranges. The organization is registered in United States.

What ASNs does Proofpoint, Inc. operate?

Proofpoint, Inc. operates 4 Autonomous Systems. Each ASN represents an independently routed network that Proofpoint, Inc. manages for internet traffic delivery.

What countries does Proofpoint, Inc. serve?

Proofpoint, Inc. has IP address allocations in 5 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is Proofpoint, Inc.?

Proofpoint, Inc. is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-11-08 01:24:08 UTC
Share