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Interesting Subnets

Directory of active subnets observed by Syndu. Each row is the latest cached SubnetSnapshot per subnet and includes: density, traffic, geo/ASN representatives, and risk distribution.
Active filter: Navy Network Information Center · Clear
Snapshot 2026-01-22 Results 1 Page 1 / 1

163.251.239.0/24

Risk Max — LOW Footprint 0.391% Hits 46
Prefix / IP version
/24 · IPv4
Network
163.251.239.0
Broadcast
163.251.239.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
35.694 , 139.754
Hits / Errors
46 hits · 0 errors
First / Last seen
2025-03-25 01:24 · 2025-03-25 01:24
Top ASN
AS27066 · United States Department of Defense (DoD)
Top organization / ISP
Navy Network Information Center · United States Department of Defense (DoD)
Top geo
Japan · Tokyo · Chiyoda City
Window / Updated
2025-03-24 → 2025-03-31 · Updated 2026-01-14 · v2
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