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WorldIP.io
Organization

Headquarters, USAISC

IPv4 addresses
10,230,272
CIDR ranges
1,354
Category
enterprise
BGP prefixes announced
5,673

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.

69/100
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 Headquarters, USAISC

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

ASNs owned by Headquarters, USAISC

ASNNameIPsPrefixesCountry
AS1540 Headquarters, USAISC 7.77M 1,024 US
AS4010 Headquarters, USAISC 1.17M 44 US
AS1637 Headquarters, USAISC 201.7K 11 US
AS1602 Headquarters, USAISC 199.9K 9 US
AS1649 Headquarters, USAISC 131.6K 11 US
AS1530 Headquarters, USAISC 131.1K 2 US
AS1493 Headquarters, USAISC 124.4K 28 US
AS289 Headquarters, USAISC 88.3K 8 US
AS1516 Headquarters, USAISC 86.0K 16 US
AS747 Headquarters, USAISC 85.0K 56 US
AS13 Headquarters, USAISC 79.1K 7 US
AS252 Headquarters, USAISC 69.1K 5 US
AS1501 Headquarters, USAISC 54.3K 117 US
AS213 Headquarters, USAISC 32.8K 1 US
AS588 Headquarters, USAISC 4.1K 1 US
AS258 Headquarters, USAISC 512 2 US
AS1544 Headquarters, USAISC 512 2 US
AS538 Headquarters, USAISC 512 2 US
AS153 Headquarters, USAISC 512 2 US
AS670 Headquarters, USAISC 256 1 US
AS672 Headquarters, USAISC 256 1 US
AS673 Headquarters, USAISC 256 1 US
AS1492 Headquarters, USAISC 256 1 US
AS1508 Headquarters, USAISC 256 1 US
AS1523 Headquarters, USAISC 256 1 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
6.248.0.0/13 524.3K
23.7%
AS1540 US — —
6.244.0.0/14 262.1K
95.1%
AS1540 US — —
155.76.0.0/14 262.1K
0.0%
AS4010 US — —
155.80.0.0/14 262.1K
0.0%
AS4010 US — —
158.4.0.0/14 262.1K
0.0%
AS1540 US — —
6.140.0.0/15 131.1K
0.0%
AS1540 US — —
6.240.0.0/15 131.1K
47.4%
AS1540 US — —
143.78.0.0/15 131.1K
0.0%
AS1540 US — —
143.212.0.0/15 131.1K
0.0%
AS1602 US — —
144.244.0.0/15 131.1K
0.0%
AS1540 US Kansas Junction City
146.14.0.0/15 131.1K
0.0%
AS1540 US — —
147.238.0.0/15 131.1K
0.0%
AS1540 US — —
150.192.0.0/15 131.1K
0.0%
AS1540 US — —
155.8.0.0/15 131.1K
0.0%
AS1540 US — —
155.74.0.0/15 131.1K
0.0%
AS4010 US — —
155.86.0.0/15 131.1K
0.0%
AS4010 US — —
155.150.0.0/15 131.1K
0.0%
AS1540 US Texas Corpus Christi
155.214.0.0/15 131.1K
0.0%
AS1540 US — —
155.216.0.0/15 131.1K
0.0%
AS1540 US Virginia Fort Eustis
158.16.0.0/15 131.1K
0.0%
AS1540 US — —
160.132.0.0/15 131.1K
0.0%
AS1540 US — —
6.41.0.0/16 65.5K
3.0%
AS1540 US — —
6.68.0.0/16 65.5K
0.0%
AS1540 US — —
6.242.0.0/16 65.5K
94.9%
AS1540 US — —
55.20.0.0/16 65.5K
0.0%
AS1530 US — —
55.71.0.0/16 65.5K
0.0%
AS1530 US — —
55.196.0.0/16 65.5K
0.0%
AS1540 US — —
128.47.0.0/16 65.5K
0.0%
AS252 US Delaware Newark
128.63.0.0/16 65.5K
11.3%
AS13 US Maryland Aberdeen Proving Ground
128.190.0.0/16 65.5K
0.0%
AS1540 US — —
129.29.0.0/16 65.5K
0.0%
AS1540 US — —
129.139.0.0/16 65.5K
0.0%
AS1540 US New Jersey Netcong
130.114.0.0/16 65.5K
96.1%
AS1540 US — —
130.165.0.0/16 65.5K
0.0%
AS4010 US — —
132.159.0.0/16 65.5K
0.0%
AS1540 US — —
134.78.0.0/16 65.5K
0.0%
AS1540 US — —
134.194.0.0/16 65.5K
0.0%
AS289 US Maryland Abingdon
136.205.0.0/16 65.5K
0.0%
AS1540 US Alabama Madison
137.161.0.0/16 65.5K
0.6%
AS4010 US — —
138.27.0.0/16 65.5K
0.0%
AS1540 US — —
139.161.0.0/16 65.5K
0.0%
AS1540 US — —
139.231.0.0/16 65.5K
0.0%
AS1540 US Arizona Sierra Vista
139.232.0.0/16 65.5K
0.0%
AS1540 US — —
140.139.0.0/16 65.5K
0.0%
AS1540 US — —
140.183.0.0/16 65.5K
0.0%
AS1540 US — —
140.187.0.0/16 65.5K
0.0%
AS1540 US — —
140.194.0.0/16 65.5K
1.3%
AS4010 US Maryland Ft. Washington
140.196.0.0/16 65.5K
0.0%
AS1540 US — —
140.202.0.0/16 65.5K
0.0%
AS1540 US New York Farmingville
141.107.0.0/16 65.5K
0.0%
AS1540 US Kansas Bonner Springs
143.45.0.0/16 65.5K
0.0%
AS1649 US — —
143.46.0.0/16 65.5K
0.0%
AS1637 US — —
143.71.0.0/16 65.5K
0.0%
AS1540 US — —
143.72.0.0/16 65.5K
0.0%
AS1540 US — —
143.214.0.0/16 65.5K
0.0%
AS1602 US — —
144.99.0.0/16 65.5K
0.0%
AS1540 US — —
144.147.0.0/16 65.5K
0.0%
AS1540 US — —
144.246.0.0/16 65.5K
19.4%
AS1540 US — —
146.53.0.0/16 65.5K
0.0%
AS1540 US — —
146.54.0.0/16 65.5K
0.0%
AS1540 US — —
147.39.0.0/16 65.5K
0.0%
AS1540 US — —
147.51.0.0/16 65.5K
0.0%
AS1540 US Georgia Grovetown
147.58.0.0/16 65.5K
0.0%
AS1540 US — —
147.71.0.0/16 65.5K
0.0%
AS1540 US — —
147.103.0.0/16 65.5K
0.0%
AS1540 US — —
147.164.0.0/16 65.5K
0.0%
AS1540 US — —
147.166.0.0/16 65.5K
0.0%
AS1540 US — —
147.169.0.0/16 65.5K
0.0%
AS1540 US — —
147.198.0.0/16 65.5K
0.0%
AS1540 US — —
147.217.0.0/16 65.5K
0.0%
AS1540 US — —
147.221.0.0/16 65.5K
0.0%
AS1540 US Pennsylvania Pittston
147.240.0.0/16 65.5K
0.0%
AS1540 US — —
147.242.0.0/16 65.5K
0.0%
AS747 US — —
150.113.0.0/16 65.5K
0.0%
AS1540 US — —
150.152.0.0/16 65.5K
0.0%
AS1540 US — —
150.177.0.0/16 65.5K
0.0%
AS1540 US Maryland Annapolis
150.180.0.0/16 65.5K
0.0%
AS1540 US — —
150.226.0.0/16 65.5K
0.0%
AS1540 US Georgia Columbus
153.103.0.0/16 65.5K
0.0%
AS1540 US — —
155.5.0.0/16 65.5K
0.0%
AS1637 US — —
155.6.0.0/16 65.5K
0.0%
AS1637 US — —
155.9.0.0/16 65.5K
0.0%
AS1540 US — —
155.25.0.0/16 65.5K
0.0%
AS1540 US — —
155.84.0.0/16 65.5K
0.0%
AS4010 US — —
155.88.0.0/16 65.5K
0.2%
AS4010 US — —
155.149.0.0/16 65.5K
0.0%
AS1540 US — —
155.153.0.0/16 65.5K
0.0%
AS1540 US — —
155.216.0.0/16 65.5K
0.0%
AS1540 US — —
155.219.0.0/16 65.5K
0.0%
AS1540 US Oklahoma Lawton
158.2.0.0/16 65.5K
0.0%
AS1540 US — —
160.134.0.0/16 65.5K
0.0%
AS1540 US — —
160.138.0.0/16 65.5K
0.0%
AS1540 US — —
160.145.0.0/16 65.5K
0.0%
AS1540 US — —
164.66.0.0/16 65.5K
0.0%
AS1540 US Alabama Alexandria
164.176.0.0/16 65.5K
0.0%
AS1516 US — —
6.44.0.0/17 32.8K
0.0%
AS1540 US — —
6.80.128.0/17 32.8K
0.0%
AS1540 US — —
6.243.0.0/17 32.8K
95.1%
AS1540 US — —
131.92.0.0/17 32.8K
97.3%
AS213 US Maryland Gunpowder
134.234.0.0/17 32.8K
0.0%
AS1540 US — —

Frequently Asked Questions

How many IP addresses does Headquarters, USAISC own?

Headquarters, USAISC controls 10.23M IPv4 addresses distributed across 1,354 CIDR ranges. The organization is registered in United States.

What ASNs does Headquarters, USAISC operate?

Headquarters, USAISC operates 25 Autonomous Systems. Each ASN represents an independently routed network that Headquarters, USAISC manages for internet traffic delivery.

What type of organization is Headquarters, USAISC?

Headquarters, USAISC is categorized as enterprise. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-11-13 09:39:05 UTC
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