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Autonomous System

AS270

National Aeronautics and Space Administration

Announced IPs
2,119,424
CIDR prefixes
101
ASN
AS270

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.

61/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Multiple-origin (MOAS) routing anomaly −12
  • Government allocation +8
  • Trust score 61 / 100

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

About National Aeronautics and Space Administration

The National Aeronautics and Space Administration is an independent agency of the U.S. federal government responsible for the United States' civil space program and for research in aeronautics and space.

Founded
1958
Headquarters
Washington, D.C.
Industry
public sector
Parent
Federal Government of the United States
Employees
17,336

⚠ 1 MOAS prefix — multiple origin ASNs detected

All MOAS anomalies →

A previously stable prefix originated by AS270 is now also announced by another ASN (MOAS — Multiple-Origin AS), detected from our RIPE RIS collectors. Often benign (anycast, multi-homing, or a recent transfer) — but it can signal a route leak or prefix hijack, so it's worth inspecting.

PrefixOrigin ASNsLast detected (UTC)
198.120.0.0/14 AS270, AS297 2026-07-17 19:22:38

AS270 — global IP footprint

Cities where AS270 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
128.156.0.0/14 262.1K
20.4%
National Aeronautics and Space Administration US Texas Houston
128.154.0.0/15 131.1K
18.6%
National Aeronautics and Space Administration US District of Columbia Washington
130.134.0.0/15 131.1K
0.1%
National Aeronautics and Space Administration US California Lancaster
198.122.0.0/15 131.1K
1.3%
National Aeronautics and Space Administration US Alabama Huntsville
128.102.0.0/16 65.5K
3.0%
National Aeronautics and Space Administration US
128.183.0.0/16 65.5K
10.0%
National Aeronautics and Space Administration US Maryland Laurel
128.217.0.0/16 65.5K
1.3%
National Aeronautics and Space Administration US Florida Titusville
129.164.0.0/16 65.5K
2.5%
National Aeronautics and Space Administration US West Virginia Clarksburg
129.168.0.0/16 65.5K
0.0%
National Aeronautics and Space Administration US Texas Houston
130.40.0.0/16 65.5K
99.0%
National Aeronautics and Space Administration US Texas League City
131.182.0.0/16 65.5K
2.0%
National Aeronautics and Space Administration US District of Columbia Washington
136.178.0.0/16 65.5K
0.0%
National Aeronautics and Space Administration US
138.115.0.0/16 65.5K
0.0%
National Aeronautics and Space Administration US Alabama Madison
139.88.0.0/16 65.5K
0.2%
National Aeronautics and Space Administration US Ohio Cleveland
139.169.0.0/16 65.5K
95.6%
National Aeronautics and Space Administration US Texas Houston
143.232.0.0/16 65.5K
17.6%
National Aeronautics and Space Administration US California Scotts Valley
146.154.0.0/16 65.5K
88.9%
National Aeronautics and Space Administration US
146.165.0.0/16 65.5K
1.4%
National Aeronautics and Space Administration US
148.114.0.0/16 65.5K
1.5%
National Aeronautics and Space Administration US Louisiana Lacombe
156.68.0.0/16 65.5K
0.0%
National Aeronautics and Space Administration US Texas Humble
158.154.0.0/16 65.5K
0.1%
National Aeronautics and Space Administration US
163.205.0.0/16 65.5K
2.9%
National Aeronautics and Space Administration US Florida Titusville
163.206.0.0/16 65.5K
0.8%
National Aeronautics and Space Administration US Florida Melbourne
198.121.0.0/16 65.5K
0.0%
National Aeronautics and Space Administration US
134.12.0.0/17 32.8K
0.9%
National Aeronautics and Space Administration US
198.120.128.0/17 32.8K
0.0%
National Aeronautics and Space Administration US Maryland Laurel
198.120.64.0/18 16.4K
0.3%
National Aeronautics and Space Administration US
134.118.96.0/19 8.2K
80.8%
National Aeronautics and Space Administration US
192.225.64.0/19 8.2K
1.2%
National Aeronautics and Space Administration US
198.120.32.0/19 8.2K
0.0%
National Aeronautics and Space Administration US
192.77.80.0/20 4.1K
1.7%
National Aeronautics and Space Administration US New Mexico Las Cruces
198.116.240.0/20 4.1K
0.0%
National Aeronautics and Space Administration US Tennessee Kelso
198.120.16.0/20 4.1K
2.5%
National Aeronautics and Space Administration US
192.52.80.0/21 2.0K
62.3%
National Aeronautics and Space Administration US
192.77.32.0/21 2.0K
0.6%
National Aeronautics and Space Administration US
192.150.32.0/21 2.0K
0.8%
National Aeronautics and Space Administration US
198.27.40.0/21 2.0K
0.9%
National Aeronautics and Space Administration US
198.120.0.0/21 2.0K
0.1%
National Aeronautics and Space Administration US
192.52.88.0/22 1.0K
83.1%
National Aeronautics and Space Administration US
192.52.212.0/22 1.0K
81.8%
National Aeronautics and Space Administration US
192.77.28.0/22 1.0K
14.5%
National Aeronautics and Space Administration US
192.77.40.0/22 1.0K
0.4%
National Aeronautics and Space Administration US
192.112.16.0/22 1.0K
0.0%
National Aeronautics and Space Administration US
192.52.94.0/23 512
0.6%
National Aeronautics and Space Administration US
192.52.206.0/23 512
81.4%
National Aeronautics and Space Administration US
192.52.216.0/23 512
81.4%
National Aeronautics and Space Administration US
192.55.90.0/23 512
3.3%
National Aeronautics and Space Administration US
192.68.196.0/23 512
3.7%
National Aeronautics and Space Administration US
192.70.122.0/23 512
0.0%
National Aeronautics and Space Administration US
192.70.124.0/23 512
0.4%
National Aeronautics and Space Administration US
192.77.26.0/23 512
0.6%
National Aeronautics and Space Administration US
192.77.44.0/23 512
17.8%
National Aeronautics and Space Administration US
192.88.32.0/23 512
70.1%
National Aeronautics and Space Administration US
192.88.36.0/23 512
57.6%
National Aeronautics and Space Administration US
192.88.40.0/23 512
59.8%
National Aeronautics and Space Administration US
192.88.48.0/23 512
58.0%
National Aeronautics and Space Administration US
192.92.198.0/23 512
0.0%
National Aeronautics and Space Administration US
192.112.10.0/23 512
0.0%
National Aeronautics and Space Administration US
192.149.140.0/23 512
0.6%
National Aeronautics and Space Administration US
198.182.30.0/23 512
0.0%
National Aeronautics and Space Administration US
192.48.14.0/24 256
0.4%
National Aeronautics and Space Administration US
192.52.78.0/24 256
0.8%
National Aeronautics and Space Administration US
192.52.92.0/24 256
79.7%
National Aeronautics and Space Administration US
192.52.98.0/24 256
19.5%
National Aeronautics and Space Administration US
192.52.198.0/24 256
86.3%
National Aeronautics and Space Administration US
192.52.211.0/24 256
87.1%
National Aeronautics and Space Administration US
192.58.19.0/24 256
0.0%
National Aeronautics and Space Administration US
192.58.21.0/24 256
1.2%
National Aeronautics and Space Administration US
192.58.36.0/24 256
2.7%
National Aeronautics and Space Administration US
192.67.109.0/24 256
0.0%
National Aeronautics and Space Administration US
192.67.110.0/24 256
0.0%
National Aeronautics and Space Administration US
192.67.115.0/24 256
0.0%
National Aeronautics and Space Administration US
192.67.186.0/24 256
0.0%
National Aeronautics and Space Administration US
192.68.192.0/24 256
0.0%
National Aeronautics and Space Administration US
192.68.194.0/24 256
0.0%
National Aeronautics and Space Administration US
192.70.120.0/24 256
0.0%
National Aeronautics and Space Administration US
192.70.126.0/24 256
0.0%
National Aeronautics and Space Administration US
192.76.235.0/24 256
0.0%
National Aeronautics and Space Administration US
192.88.31.0/24 256
69.5%
National Aeronautics and Space Administration US
192.88.43.0/24 256
57.8%
National Aeronautics and Space Administration US
192.88.44.0/24 256
58.6%
National Aeronautics and Space Administration US
192.88.46.0/24 256
64.5%
National Aeronautics and Space Administration US
192.92.197.0/24 256
0.0%
National Aeronautics and Space Administration US
192.100.9.0/24 256
4.7%
National Aeronautics and Space Administration US
192.100.14.0/24 256
0.0%
National Aeronautics and Space Administration US
192.107.191.0/24 256
0.0%
National Aeronautics and Space Administration US
192.112.9.0/24 256
0.0%
National Aeronautics and Space Administration US
192.112.224.0/24 256
0.4%
National Aeronautics and Space Administration US
192.112.230.0/24 256
0.4%
National Aeronautics and Space Administration US
192.149.107.0/24 256
4.7%
National Aeronautics and Space Administration US
192.149.128.0/24 256
0.4%
National Aeronautics and Space Administration US
192.160.74.0/24 256
75.0%
National Aeronautics and Space Administration US
192.160.78.0/24 256
72.3%
National Aeronautics and Space Administration US
192.189.100.0/24 256
4.3%
National Aeronautics and Space Administration US
194.85.23.0/24 256
0.0%
National Aeronautics and Space Administration RU
198.27.34.0/24 256
0.0%
National Aeronautics and Space Administration US
198.27.37.0/24 256
0.8%
National Aeronautics and Space Administration US
198.27.39.0/24 256
0.0%
National Aeronautics and Space Administration US
198.27.49.0/24 256
0.0%
National Aeronautics and Space Administration US
198.119.2.0/24 256
1.6%
National Aeronautics and Space Administration US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS270 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
131.182.0.0/16 14,171 2026-07-18 05:43:01
158.154.0.0/16 12,823 2026-07-18 05:43:04
198.116.240.0/21 7,886 2026-07-18 05:43:03
156.68.160.0/21 7,868 2026-07-18 05:43:03
156.68.144.0/21 7,859 2026-07-18 05:43:03
156.68.200.0/21 7,858 2026-07-18 05:43:03
156.68.184.0/21 7,853 2026-07-18 05:43:03
156.68.68.0/22 7,852 2026-07-18 05:43:03
156.68.128.0/21 7,852 2026-07-18 05:43:03
156.68.112.0/20 7,852 2026-07-18 05:43:03
156.68.208.0/21 7,851 2026-07-18 05:43:03
156.68.193.0/24 7,844 2026-07-18 05:43:03
156.68.32.0/22 7,843 2026-07-18 05:43:03
156.68.252.0/22 7,842 2026-07-18 05:43:03
156.68.195.0/24 7,835 2026-07-18 05:43:03
156.68.58.0/23 7,834 2026-07-18 05:43:03
156.68.31.0/24 7,824 2026-07-18 05:43:03
156.68.56.0/23 7,821 2026-07-18 05:43:03
192.149.107.0/24 7,761 2026-07-18 05:43:04
129.168.0.0/18 7,557 2026-07-18 05:43:03
130.134.0.0/16 7,543 2026-07-18 05:43:01
156.68.248.0/22 6,541 2026-07-18 05:43:03
156.68.176.0/21 6,508 2026-07-18 05:43:03
156.68.224.0/21 6,506 2026-07-18 05:43:03
156.68.96.0/20 6,505 2026-07-18 05:43:03
156.68.36.0/22 6,504 2026-07-18 05:43:03
156.68.64.0/22 6,498 2026-07-18 05:43:03
156.68.216.0/21 6,495 2026-07-18 05:43:03
156.68.192.0/24 6,493 2026-07-18 05:43:03
156.68.194.0/24 6,452 2026-07-18 05:43:03
156.68.90.0/23 6,441 2026-07-18 05:43:03
156.68.88.0/23 6,432 2026-07-18 05:43:03
129.168.64.0/18 6,117 2026-07-18 05:43:03
146.165.0.0/16 5,464 2026-07-18 05:43:01
198.182.30.0/23 5,402 2026-07-18 05:43:06
128.155.0.0/16 5,361 2026-07-18 05:43:01
192.52.214.0/24 5,146 2026-07-18 05:43:04
192.52.213.0/24 5,145 2026-07-18 05:43:04
192.52.212.0/24 5,099 2026-07-18 05:43:04
192.52.215.0/24 5,083 2026-07-18 05:43:04
156.68.168.0/21 4,795 2026-07-18 05:43:06
156.68.80.0/21 4,781 2026-07-18 05:43:06
156.68.136.0/21 4,773 2026-07-18 05:43:06
156.68.0.0/20 4,763 2026-07-18 05:43:06
156.68.48.0/21 4,763 2026-07-18 05:43:06
156.68.152.0/21 4,762 2026-07-18 05:43:06
156.68.240.0/21 4,757 2026-07-18 05:43:06
156.68.92.0/22 4,755 2026-07-18 05:43:06
156.68.232.0/21 4,740 2026-07-18 05:43:06
198.116.248.0/21 4,739 2026-07-18 05:43:06

Showing top 50 of 188 announced prefixes by sample volume.

Frequently Asked Questions

What is AS270?

AS270 is an Autonomous System Number assigned to National Aeronautics and Space Administration. 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 AS270 announce?

AS270 announces 2.12M IPv4 addresses distributed across 101 routed CIDR prefixes. The network is registered in United States.

Who operates AS270?

AS270 is operated by National Aeronautics and Space Administration. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS270 registered in?

AS270 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: 2026-07-18 05:54:05 UTC
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