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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: Littleton · Clear
Snapshot 2026-03-20 Results — Page 1 / 1

173.76.123.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
173.76.123.0
Broadcast
173.76.123.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
42.5374 , -71.4842
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS701 · Verizon Business
Top organization / ISP
Verizon Business · Verizon Business
Top geo
United States · Massachusetts · Littleton
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

174.51.165.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
174.51.165.0
Broadcast
174.51.165.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.5407 , -104.9708
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-11 02:00 · 2026-03-12 02:00
Top ASN
AS7922 · Comcast Cable Communications, LLC
Top organization / ISP
Comcast Cable Communications, Inc. · Comcast Cable Communications, LLC
Top geo
United States · Colorado · Littleton
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →

73.153.158.0/24

Risk Max — LOW Footprint 0.391% Hits 1
Prefix / IP version
/24 · IPv4
Network
73.153.158.0
Broadcast
73.153.158.255
Observed IPs / Subnet size
1 observed · 256 total
Centroid
39.5884 , -105.0776
Hits / Errors
1 hits · 0 errors
First / Last seen
2026-03-10 02:00 · 2026-03-11 02:00
Top ASN
AS7922 · Comcast Cable Communications, LLC
Top organization / ISP
Comcast IP Services, L.L.C. · Comcast Cable Communications, LLC
Top geo
United States · Colorado · Littleton
Window / Updated
2026-03-09 → 2026-03-16 · Updated 2026-03-18 · v2
Open report →