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Autonomous System

AS747

Headquarters, USAISC

Announced IPs
85,248
CIDR prefixes
59
ASN
AS747

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 v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
147.242.0.0/16 65.5K
0.0%
Headquarters, USAISC US
160.143.192.0/18 16.4K
0.0%
Headquarters, USAISC US
143.68.64.0/19 8.2K
0.0%
Headquarters, USAISC US
144.107.128.0/19 8.2K
0.0%
Headquarters, USAISC US
150.196.64.0/19 8.2K
0.0%
Headquarters, USAISC US
160.143.224.0/19 8.2K
0.0%
Headquarters, USAISC US
143.73.240.0/20 4.1K
0.0%
Headquarters, USAISC US
143.76.112.0/20 4.1K
0.0%
Headquarters, USAISC US
143.86.128.0/20 4.1K
0.0%
Headquarters, USAISC US
144.107.224.0/20 4.1K
0.0%
Headquarters, USAISC US
150.196.48.0/20 4.1K
0.0%
Headquarters, USAISC US
215.1.96.0/20 4.1K
0.0%
Headquarters, USAISC US
143.68.96.0/21 2.0K
0.0%
Headquarters, USAISC US
143.86.136.0/21 2.0K
0.0%
Headquarters, USAISC US
144.104.16.0/21 2.0K
0.0%
Headquarters, USAISC US
144.104.248.0/21 2.0K
0.0%
Headquarters, USAISC US
143.86.132.0/22 1.0K
0.0%
Headquarters, USAISC US
160.140.252.0/22 1.0K
0.0%
Headquarters, USAISC US
143.86.128.0/23 512
0.0%
Headquarters, USAISC US
143.86.130.0/23 512
0.0%
Headquarters, USAISC US
147.242.2.0/23 512
0.0%
Headquarters, USAISC US
147.242.4.0/23 512
0.0%
Headquarters, USAISC US
147.242.8.0/23 512
0.0%
Headquarters, USAISC US
147.242.16.0/23 512
0.0%
Headquarters, USAISC US
147.242.20.0/23 512
0.0%
Headquarters, USAISC US
147.242.42.0/23 512
0.0%
Headquarters, USAISC US
147.242.50.0/23 512
0.0%
Headquarters, USAISC US
147.242.250.0/23 512
0.0%
Headquarters, USAISC US
155.20.150.0/23 512
0.0%
Headquarters, USAISC US
215.1.62.0/23 512
0.0%
Headquarters, USAISC US
6.148.81.0/24 256
0.0%
United States Department of Defense DoD US
6.148.95.0/24 256
0.0%
Headquarters, USAISC US
143.73.173.0/24 256
0.0%
Headquarters, USAISC US
143.74.251.0/24 256
0.0%
Headquarters, USAISC US
143.76.227.0/24 256
0.0%
Headquarters, USAISC US
143.76.239.0/24 256
0.0%
Headquarters, USAISC US
143.86.131.0/24 256
0.0%
Headquarters, USAISC US
147.242.1.0/24 256
0.0%
Headquarters, USAISC US
147.242.6.0/24 256
0.0%
Headquarters, USAISC US
147.242.11.0/24 256
0.0%
Headquarters, USAISC US
147.242.13.0/24 256
0.0%
Headquarters, USAISC US
147.242.14.0/24 256
0.0%
Headquarters, USAISC US
147.242.22.0/24 256
0.0%
Headquarters, USAISC US
147.242.27.0/24 256
0.0%
Headquarters, USAISC US
147.242.30.0/24 256
0.0%
Headquarters, USAISC US
147.242.52.0/24 256
0.0%
Headquarters, USAISC US
147.242.105.0/24 256
0.0%
Headquarters, USAISC US
147.242.127.0/24 256
0.0%
Headquarters, USAISC US
147.242.128.0/24 256
0.0%
Headquarters, USAISC US
147.242.200.0/24 256
0.0%
Headquarters, USAISC US
147.242.236.0/24 256
0.0%
Headquarters, USAISC US
147.242.243.0/24 256
0.0%
Headquarters, USAISC US
147.242.245.0/24 256
0.0%
Headquarters, USAISC US
147.242.247.0/24 256
0.0%
Headquarters, USAISC US
147.242.249.0/24 256
0.0%
Headquarters, USAISC US
155.20.148.0/24 256
0.0%
Headquarters, USAISC US
155.20.163.0/24 256
0.0%
Headquarters, USAISC US
155.20.231.0/24 256
0.0%
Headquarters, USAISC US
155.20.252.0/24 256
0.0%
Headquarters, USAISC US
155.26.64.0/24 256
0.0%
Headquarters, USAISC US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS747 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
143.73.240.0/20 96,546 2026-09-10 22:11:40
143.74.251.0/24 95,539 2026-09-10 22:11:40
144.107.136.0/21 94,209 2026-09-10 22:11:40
143.86.128.0/20 94,111 2026-09-10 22:11:40
144.107.144.0/20 94,100 2026-09-10 22:11:40
144.104.16.0/21 94,055 2026-09-10 22:11:33
144.107.224.0/20 94,029 2026-09-10 22:11:40
143.76.112.0/20 94,002 2026-09-10 22:11:40
155.20.148.0/22 94,000 2026-09-10 22:11:40
144.107.128.0/21 93,923 2026-09-10 22:11:40
144.104.248.0/21 93,863 2026-09-10 22:11:40
155.20.231.0/24 93,782 2026-09-10 22:11:33
155.26.64.0/24 93,699 2026-09-10 22:11:40
143.76.227.0/24 93,633 2026-09-10 22:11:40
143.76.239.0/24 93,612 2026-09-10 22:11:40
155.20.252.0/24 93,567 2026-09-10 22:11:33
160.140.252.0/22 88,705 2026-09-10 22:11:40
143.73.173.0/24 82,496 2026-09-10 22:11:33
150.196.64.0/20 82,461 2026-09-10 22:11:40
155.20.163.0/24 82,440 2026-09-10 22:11:40
150.196.48.0/20 81,581 2026-09-10 22:11:40
143.68.96.0/21 81,550 2026-09-10 22:11:40
150.196.80.0/20 81,443 2026-09-10 22:11:40
160.143.192.0/19 75,450 2026-09-10 22:11:41
147.242.0.0/16 72,014 2026-09-10 22:11:41
143.68.64.0/19 71,303 2026-09-10 22:11:41
215.1.96.0/20 63,770 2026-09-10 22:11:40
215.1.63.0/24 63,636 2026-09-10 22:11:40
215.1.62.0/24 63,479 2026-09-10 22:11:40
160.143.224.0/19 62,549 2026-09-10 22:11:40
147.242.249.0/24 61,203 2026-09-10 22:11:40
147.242.52.0/24 61,183 2026-09-10 22:11:40
147.242.236.0/24 61,175 2026-09-10 22:11:40
147.242.8.0/24 61,157 2026-09-10 22:11:40
147.242.21.0/24 61,121 2026-09-10 22:11:40
147.242.3.0/24 61,098 2026-09-10 22:11:40
147.242.128.0/24 61,097 2026-09-10 22:11:40
147.242.105.0/24 61,089 2026-09-10 22:11:33
147.242.1.0/24 61,079 2026-09-10 22:11:40
147.242.250.0/24 61,001 2026-09-10 22:11:40
147.242.127.0/24 60,948 2026-09-10 22:11:33
147.242.50.0/24 60,919 2026-09-10 22:11:40
147.242.245.0/24 60,917 2026-09-10 22:11:40
147.242.200.0/24 60,797 2026-09-10 22:11:40
147.242.5.0/24 60,656 2026-09-10 22:11:40
6.148.95.0/24 49,831 2026-09-10 22:11:33
6.148.81.0/24 35,107 2026-09-10 22:11:33
147.242.17.0/24 16,833 2026-08-06 04:31:01
147.242.13.0/24 15,122 2026-08-06 04:31:01

Frequently Asked Questions

What is AS747?

AS747 is an Autonomous System Number assigned to Headquarters, USAISC. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS747 announce?

AS747 announces 85.2K IPv4 addresses distributed across 59 routed CIDR prefixes. The network is registered in United States.

Who operates AS747?

AS747 is operated by Headquarters, USAISC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS747 registered in?

AS747 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-09-10 22:39:05 UTC
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