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Autonomous System

AS747

Headquarters, USAISC

Announced IPs
84,992
CIDR prefixes
56
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 v1.3.0 — 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 — —
160.143.192.0/19 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 — —
144.107.224.0/20 4.1K
0.0%
Headquarters, USAISC US — —
150.196.48.0/20 4.1K
0.0%
Headquarters, USAISC US — —
160.143.224.0/20 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 — —
160.143.240.0/21 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 — —
160.143.248.0/22 1.0K
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 — —
160.143.252.0/23 512
0.0%
Headquarters, USAISC JP — —
160.143.254.0/23 512
0.0%
Headquarters, USAISC US — —
215.1.62.0/23 512
0.0%
Headquarters, USAISC US — —
6.148.81.0/24 256
0.0%
Headquarters, USAISC 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 — —
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 — —
147.242.64.0/24 256
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
143.74.251.0/24 208,181 2026-11-12 05:38:24
144.107.128.0/21 201,593 2026-11-12 08:42:54
155.20.252.0/24 201,339 2026-11-09 04:13:50
144.107.136.0/21 201,067 2026-11-12 08:42:54
144.107.144.0/20 201,045 2026-11-12 08:42:54
144.104.16.0/21 200,902 2026-11-12 08:42:54
155.20.148.0/22 200,812 2026-11-12 08:42:54
144.104.248.0/21 200,587 2026-11-12 08:42:54
143.73.240.0/20 200,542 2026-10-26 04:17:07
143.86.128.0/20 195,203 2026-10-26 04:17:07
144.107.224.0/20 195,121 2026-10-26 04:49:41
143.76.112.0/20 194,319 2026-10-26 04:17:07
155.20.231.0/24 193,886 2026-10-26 04:17:07
155.26.64.0/24 193,653 2026-10-26 04:17:07
143.76.227.0/24 193,618 2026-10-26 04:17:07
143.76.239.0/24 193,609 2026-10-26 04:17:07
143.73.173.0/24 179,639 2026-11-12 08:42:54
150.196.64.0/20 179,457 2026-11-12 08:42:54
155.20.163.0/24 179,208 2026-11-12 08:42:54
150.196.48.0/20 178,714 2026-11-12 08:42:54
150.196.80.0/20 178,550 2026-11-12 08:42:54
143.68.96.0/21 178,410 2026-11-12 08:42:54
160.140.252.0/22 118,023 2026-11-12 08:42:54
160.143.192.0/19 115,372 2026-11-12 08:41:45
147.242.0.0/16 89,564 2026-11-12 08:44:26
143.68.64.0/19 89,050 2026-11-12 08:44:26
215.1.96.0/20 80,592 2026-11-12 08:42:54
215.1.63.0/24 80,440 2026-11-12 08:42:54
215.1.62.0/24 80,259 2026-11-12 08:42:54
160.143.224.0/19 78,955 2026-11-12 08:42:50
147.242.52.0/24 77,488 2026-11-12 08:42:54
147.242.105.0/24 77,312 2026-11-12 08:42:54
147.242.21.0/24 77,294 2026-11-12 08:42:54
147.242.249.0/24 77,263 2026-11-12 08:42:54
147.242.236.0/24 77,255 2026-11-12 08:42:54
147.242.250.0/24 77,169 2026-11-12 08:42:54
147.242.3.0/24 77,140 2026-11-12 08:42:54
147.242.8.0/24 77,137 2026-11-12 08:42:54
147.242.1.0/24 77,114 2026-11-12 08:42:54
147.242.50.0/24 77,065 2026-11-12 08:42:54
147.242.128.0/24 77,051 2026-11-12 08:42:54
147.242.127.0/24 76,962 2026-11-12 08:42:54
147.242.245.0/24 76,894 2026-11-12 08:42:54
147.242.200.0/24 76,868 2026-11-12 08:42:54
147.242.5.0/24 76,600 2026-11-12 08:42:54
6.148.95.0/24 72,877 2026-11-12 08:42:54
6.148.81.0/24 38,463 2026-09-18 10:48:38
147.242.64.0/24 17,091 2026-11-12 08:42:54
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 85.0K IPv4 addresses distributed across 56 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: 2026-11-12 09:24:06 UTC
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