AS243
L3Harris Technologies, Inc.
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.
- Baseline (neutral) 65
- Enterprise allocation +4
- Trust score 69 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
About L3Harris Technologies
L3Harris Technologies, Inc. is an American technology company, defense contractor, and information technology services provider that produces products for command and control systems, wireless equipment, tactical radios, avionics and electronic systems, night vision equipment, intelligence, surveillance and reconnaissance (C3ISR) systems and products, ocean systems, instrumentation, navigation products, training devices and services, and both terrestrial/spaceborne antennas for use in the government, defense, and commercial sectors.
AS243 — global IP footprint
Cities where AS243 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS243 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 137.237.26.0/24 | 55,158 | 2026-09-11 10:24:22 |
| 158.147.81.0/24 | 30,764 | 2026-09-11 10:24:24 |
| 158.147.82.0/24 | 29,352 | 2026-09-11 10:24:24 |
| 159.62.236.0/23 | 28,222 | 2026-09-11 10:24:24 |
| 192.160.120.0/24 | 25,641 | 2026-09-11 10:24:32 |
| 142.65.105.0/24 | 25,638 | 2026-09-11 10:24:22 |
| 192.107.163.0/24 | 24,889 | 2026-09-11 10:24:32 |
| 142.65.128.0/22 | 24,856 | 2026-09-11 10:24:22 |
| 192.68.27.0/24 | 24,749 | 2026-09-11 10:24:32 |
| 159.62.26.0/24 | 23,857 | 2026-09-11 10:24:24 |
| 142.65.104.0/24 | 23,627 | 2026-09-11 10:24:22 |
| 199.201.193.0/24 | 23,558 | 2026-09-11 10:24:35 |
| 151.190.18.0/24 | 23,361 | 2026-09-11 10:24:24 |
| 192.160.166.0/24 | 22,946 | 2026-09-11 10:24:32 |
| 198.190.166.0/24 | 22,932 | 2026-09-11 10:24:35 |
| 198.182.199.0/24 | 22,901 | 2026-09-11 10:24:35 |
| 148.104.5.0/24 | 22,881 | 2026-09-11 10:24:24 |
| 192.5.134.0/24 | 22,819 | 2026-09-11 10:24:31 |
| 198.102.67.0/24 | 22,803 | 2026-09-11 10:24:35 |
| 192.161.4.0/24 | 22,796 | 2026-09-11 10:24:32 |
| 192.5.163.0/24 | 22,759 | 2026-09-11 10:24:31 |
| 198.246.254.0/24 | 22,753 | 2026-09-11 10:24:35 |
| 198.105.24.0/23 | 22,743 | 2026-09-11 10:24:35 |
| 199.248.236.0/24 | 22,729 | 2026-09-11 10:10:50 |
| 204.107.209.0/24 | 22,693 | 2026-09-11 10:24:38 |
| 192.5.114.0/23 | 22,682 | 2026-09-11 10:24:31 |
| 192.31.4.0/24 | 22,678 | 2026-09-11 10:24:32 |
| 192.55.210.0/23 | 22,632 | 2026-09-11 10:24:32 |
| 192.190.121.0/24 | 22,603 | 2026-09-11 10:24:32 |
| 199.190.191.0/24 | 22,580 | 2026-09-11 10:24:35 |
| 192.41.209.0/24 | 22,517 | 2026-09-11 10:24:32 |
| 192.129.85.0/24 | 22,501 | 2026-09-11 10:24:32 |
| 204.187.60.0/23 | 22,484 | 2026-09-11 10:24:38 |
| 192.138.203.0/24 | 22,473 | 2026-09-11 10:24:32 |
| 198.232.129.0/24 | 22,471 | 2026-09-11 10:24:35 |
| 192.245.66.0/23 | 22,435 | 2026-09-11 10:24:32 |
| 204.27.219.0/24 | 22,394 | 2026-09-11 10:24:38 |
| 205.167.252.0/23 | 22,389 | 2026-09-11 10:24:38 |
| 192.43.225.0/24 | 22,370 | 2026-09-11 10:24:32 |
| 192.5.213.0/24 | 22,236 | 2026-09-11 10:24:31 |
| 192.160.108.0/24 | 22,222 | 2026-09-11 10:24:32 |
| 205.210.38.0/23 | 22,205 | 2026-09-11 10:24:38 |
| 192.68.26.0/24 | 22,143 | 2026-09-11 10:24:32 |
| 192.52.224.0/23 | 21,989 | 2026-09-11 10:24:32 |
| 205.142.172.0/22 | 21,850 | 2026-09-11 10:24:38 |
| 192.161.1.0/24 | 20,856 | 2026-09-11 10:24:32 |
| 198.105.19.0/24 | 20,402 | 2026-09-11 10:24:36 |
| 142.65.176.0/20 | 19,580 | 2026-09-11 10:24:22 |
| 142.65.162.0/24 | 19,346 | 2026-09-11 10:24:22 |
| 192.107.160.0/22 | 19,242 | 2026-09-11 10:24:32 |
Showing top 50 of 133 announced prefixes by sample volume.
Frequently Asked Questions
What is AS243?
AS243 is an Autonomous System Number assigned to L3Harris Technologies, Inc.. 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 AS243 announce?
AS243 announces 749.8K IPv4 addresses distributed across 86 routed CIDR prefixes. The network is registered in United States.
Who operates AS243?
AS243 is operated by L3Harris Technologies, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS243 registered in?
AS243 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
