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Organization

Cisco Systems Ironport Division

IPv4 addresses
49,664
CIDR ranges
107
Category
unknown
BGP prefixes announced
184

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
  • Baseline (neutral) 65
  • Trust score 65 / 100

Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

About IronPort

Cisco Systems, Inc., commonly known as Cisco, is an American computer networking company. Cisco made its first acquisition in 1993, which was followed by a series of further acquisitions.

Founded
2000
Headquarters
San Bruno
Industry
computer security

Countries served by Cisco Systems Ironport Division

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

ASNs owned by Cisco Systems Ironport Division

ASNNameIPsPrefixesCountry
AS16417 Cisco Systems Ironport Division 30.0K 52 US
AS30238 Cisco Systems Ironport Division 15.4K 46 US
AS30215 Cisco Systems Ironport Division 3.8K 8 US
AS40427 Cisco Systems Ironport Division 512 1 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
207.54.64.0/21 2.0K
23.0%
AS30238 US
216.71.128.0/21 2.0K
26.8%
AS16417 US
23.90.96.0/22 1.0K
16.4%
AS16417 US
23.90.116.0/22 1.0K
68.8%
AS30238 US
23.90.124.0/22 1.0K
41.8%
AS16417 US
68.232.128.0/22 1.0K
51.6%
AS16417 US
68.232.140.0/22 1.0K
68.8%
AS16417 US
68.232.144.0/22 1.0K
45.7%
AS16417 US
139.138.24.0/22 1.0K
0.0%
AS16417 US Nevada Las Vegas
139.138.28.0/22 1.0K
26.4%
AS30215 US
139.138.32.0/22 1.0K
29.7%
AS16417 US
139.138.56.0/22 1.0K
31.1%
AS16417 US
139.138.60.0/22 1.0K
23.7%
AS30238 US
184.94.248.0/22 1.0K
0.0%
AS16417 US
207.54.84.0/22 1.0K
13.5%
AS16417 US
207.54.88.0/22 1.0K
2.0%
AS30238 US
207.54.92.0/22 1.0K
14.6%
AS16417 US
216.71.128.0/22 1.0K
0.0%
AS16417 US
216.71.132.0/22 1.0K
0.0%
AS16417 CA
216.71.140.0/22 1.0K
37.1%
AS16417 US
216.71.144.0/22 1.0K
39.8%
AS16417 US
216.71.152.0/22 1.0K
44.6%
AS16417 US
216.71.156.0/22 1.0K
26.9%
AS30238 US
23.90.98.0/23 512
0.0%
AS16417 US
23.90.100.0/23 512
7.8%
AS16417 US
23.90.104.0/23 512
63.9%
AS30238 US
23.90.106.0/23 512
51.6%
AS30215 US
23.90.108.0/23 512
32.6%
AS30215 US
23.90.110.0/23 512
60.7%
AS30238 US
23.90.112.0/23 512
8.4%
AS16417 US
23.90.114.0/23 512
0.0%
AS30238 US
23.90.118.0/23 512
70.5%
AS30238 US
23.90.122.0/23 512
62.7%
AS30238 US
68.232.132.0/23 512
25.6%
AS30238 US
68.232.134.0/23 512
32.6%
AS16417 US Nevada Las Vegas
68.232.136.0/23 512
29.5%
AS16417 US
68.232.138.0/23 512
20.1%
AS30238 US
68.232.148.0/23 512
55.5%
AS16417 US
68.232.150.0/23 512
34.8%
AS30238 US
68.232.154.0/23 512
60.7%
AS16417 US
72.5.10.0/23 512
0.2%
AS16417 US
74.201.90.0/23 512
0.0%
AS16417 US
139.138.28.0/23 512
0.0%
AS30215 JP Tokyo Tokyo
139.138.30.0/23 512
0.0%
AS30215 AU Victoria Melbourne
139.138.36.0/23 512
20.5%
AS30238 US
139.138.38.0/23 512
27.5%
AS16417 US
139.138.40.0/23 512
0.0%
AS16417 US
139.138.42.0/23 512
52.9%
AS30215 US
139.138.44.0/23 512
51.4%
AS30215 US
139.138.46.0/23 512
20.5%
AS16417 US
139.138.62.0/23 512
25.4%
AS30238 US
184.94.240.0/23 512
10.7%
AS16417 US
194.165.192.0/23 512
59.8%
AS30238 US
194.165.198.0/23 512
5.1%
AS40427 US
194.165.214.0/23 512
20.9%
AS30238 US
207.54.64.0/23 512
0.0%
AS30238 NL North Holland Amsterdam
207.54.66.0/23 512
16.8%
AS30238 US
207.54.70.0/23 512
33.6%
AS30238 US
207.54.76.0/23 512
27.3%
AS30238 US
207.54.80.0/23 512
16.2%
AS16417 US
208.90.56.0/23 512
5.9%
AS16417 US
208.90.62.0/23 512
0.0%
AS16417 US
216.71.148.0/23 512
39.6%
AS16417 US
216.71.156.0/23 512
27.9%
AS30238 US
216.71.158.0/23 512
0.0%
AS30238 NL
23.90.96.0/24 256
0.0%
AS16417 CA
23.90.97.0/24 256
0.0%
AS16417 US
23.90.102.0/24 256
67.6%
AS30238 US
23.90.103.0/24 256
25.4%
AS16417 US
23.90.104.0/24 256
69.5%
AS30238 US
23.90.105.0/24 256
0.0%
AS30238 NL
23.90.106.0/24 256
0.0%
AS30215 JP
23.90.107.0/24 256
0.0%
AS30215 AU Victoria Melbourne
23.90.110.0/24 256
64.8%
AS30238 US
23.90.111.0/24 256
0.0%
AS30238 NL
23.90.114.0/24 256
0.0%
AS30238 US
23.90.115.0/24 256
0.0%
AS30238 NL
23.90.116.0/24 256
72.3%
AS30238 US
23.90.117.0/24 256
0.0%
AS30238 NL
23.90.120.0/24 256
0.0%
AS30215 US
23.90.121.0/24 256
0.8%
AS16417 US
23.90.122.0/24 256
0.0%
AS30238 NL North Holland Amsterdam
23.90.123.0/24 256
62.9%
AS30238 US
63.251.108.0/24 256
0.0%
AS16417 US
68.232.150.0/24 256
38.3%
AS30238 US
68.232.151.0/24 256
0.0%
AS30238 NL
68.232.152.0/24 256
32.4%
AS30238 US
68.232.153.0/24 256
66.0%
AS16417 US
68.232.156.0/24 256
32.4%
AS30238 US
68.232.157.0/24 256
63.7%
AS16417 US
68.232.158.0/24 256
0.0%
AS16417 US
68.232.159.0/24 256
34.8%
AS30238 US
74.201.116.0/24 256
0.0%
AS16417 US
139.138.42.0/24 256
0.0%
AS30215 JP
139.138.43.0/24 256
0.0%
AS30215 AU
139.138.44.0/24 256
0.0%
AS30215 AU
139.138.45.0/24 256
0.0%
AS30215 JP
139.138.60.0/24 256
0.0%
AS30238 NL
139.138.61.0/24 256
24.2%
AS30238 US
184.94.254.0/24 256
0.0%
AS16417 US

Frequently Asked Questions

How many IP addresses does Cisco Systems Ironport Division own?

Cisco Systems Ironport Division controls 49.7K IPv4 addresses distributed across 107 CIDR ranges. The organization is registered in United States.

What ASNs does Cisco Systems Ironport Division operate?

Cisco Systems Ironport Division operates 4 Autonomous Systems. Each ASN represents an independently routed network that Cisco Systems Ironport Division manages for internet traffic delivery.

What countries does Cisco Systems Ironport Division serve?

Cisco Systems Ironport Division has IP address allocations in 3 countries, indicating a multinational network presence for delivering services across these regions.

What type of organization is Cisco Systems Ironport Division?

Cisco Systems Ironport Division is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-23 17:25:31 UTC
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