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Autonomous System

AS397115

Electric Boat Corporation

Announced IPs
15,104
CIDR prefixes
19
ASN
AS397115

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.

65/100
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

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS397115 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
153.11.11.0/24 51,048 2026-09-15 03:34:57
153.11.10.0/23 39,728 2026-09-15 03:34:57
153.11.16.0/24 39,398 2026-09-15 03:34:57
153.11.14.0/24 39,335 2026-09-15 03:34:57
153.11.245.0/24 39,324 2026-09-15 03:34:57
153.11.18.0/24 39,322 2026-09-15 03:34:57
153.11.17.0/24 39,293 2026-09-15 03:34:57
153.11.2.0/24 33,535 2026-09-15 03:34:37
153.11.255.0/24 31,073 2026-09-15 03:34:37
153.11.18.0/23 30,120 2026-09-15 03:34:57
153.11.238.0/24 30,033 2026-09-15 03:34:57
153.11.98.0/24 30,024 2026-09-15 03:34:57
153.11.218.0/24 29,996 2026-09-15 03:34:57
153.11.25.0/24 29,986 2026-09-15 03:34:57
153.11.12.0/24 29,970 2026-09-15 03:34:57
153.11.13.0/24 29,966 2026-09-15 03:34:57
153.11.99.0/24 29,964 2026-09-15 03:34:57
153.11.252.0/24 29,964 2026-09-15 03:34:57
153.11.251.0/24 29,962 2026-09-15 03:34:57
153.11.15.0/24 29,960 2026-09-15 03:34:57
153.11.16.0/23 29,951 2026-09-15 03:34:57
153.11.239.0/24 29,476 2026-09-15 03:34:57
153.11.254.0/24 28,331 2026-09-05 03:13:08
153.11.238.0/23 27,034 2026-09-15 03:34:57
153.11.2.0/23 27,025 2026-09-15 03:34:57
153.11.250.0/23 26,847 2026-09-15 03:34:57
153.11.14.0/23 26,835 2026-09-15 03:34:57
153.11.12.0/23 26,823 2026-09-15 03:34:57
153.11.98.0/23 26,790 2026-09-15 03:34:57
153.11.218.0/23 26,769 2026-09-15 03:34:57
153.11.24.0/23 26,649 2026-09-15 03:34:57
153.11.252.0/23 22,343 2026-09-15 03:34:57
153.11.254.0/23 22,279 2026-09-15 03:34:57
153.11.16.0/22 17,812 2026-09-15 02:38:35
153.11.219.0/24 11,195 2026-09-05 04:16:44
153.11.19.0/24 10,328 2026-09-05 04:16:44
153.11.252.0/22 9,803 2026-09-15 02:38:35
153.11.16.0/21 6,615 2026-09-15 02:38:35
153.11.8.0/22 6,232 2026-09-15 02:38:35
153.11.0.0/21 3,378 2026-09-15 03:04:23
153.11.24.0/21 3,359 2026-09-15 03:29:35
153.11.232.0/21 3,357 2026-09-15 03:29:35
153.11.96.0/21 3,354 2026-09-15 03:04:23
153.11.8.0/21 3,308 2026-09-15 03:29:35
153.11.248.0/21 3,305 2026-09-15 03:29:35
153.11.0.0/22 2,956 2026-09-15 02:38:35
153.11.96.0/22 2,938 2026-09-15 02:38:35
153.11.24.0/22 2,936 2026-09-15 02:38:35
153.11.236.0/22 2,935 2026-09-15 02:38:35
153.11.248.0/22 2,934 2026-09-15 02:38:35

Showing top 50 of 51 announced prefixes by sample volume.

Frequently Asked Questions

What is AS397115?

AS397115 is an Autonomous System Number assigned to Electric Boat Corporation. 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 AS397115 announce?

AS397115 announces 15.1K IPv4 addresses distributed across 19 routed CIDR prefixes. The network is registered in United States.

Who operates AS397115?

AS397115 is operated by Electric Boat Corporation. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS397115 registered in?

AS397115 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: 2026-09-15 03:39:05 UTC
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